6 days ago · To use gypsum, mix a kilo or 2.2 pounds of gypsum powder into 10 square feet of soil. What Does Gypsum Do? Adding gypsum changes the structure of the soil and lets the soil absorb more water, which reduces the amount of water that becomes runoff. Needless to say, this is a godsend for thick clay soils that refuse to drain. Gypsum can also help to reduce soil compaction, which can reduce water runoff and help to prevent erosion. Finally, gypsum can also help to improve the pH balance of the soil, making it more suitable for certain plants. When planting, it is best to mix gypsum into the soil at the planting site at a rate of 2-3lbs per 100 square feet.Raising pH. The ideal pH range for soil is from 6.0 to 6.5 because most plant nutrients are in their most available state. If a soil test indicates a pH below 6.5, the usual recommendation is for the application of ground limestone. In addition to having the ability to raise pH, limestone contains calcium.Drywall is a wall and ceiling material that is easy to work with for home repairs. Learn to install and fix this useful material. Advertisement Drywall is an interior building mate...Jan 19, 2021 ... Fill a lawn spreader with the recommended amount of gypsum and walk back and forth across your lawn to spread the gypsum, advises Espoma. For ... Gypsum is a fertilizer product and supplies the crop-available form of calcium (Ca 2 +) and sulfur (SO 4 2-). If these forms are deficient in soil, then crop productivity will benefit if gypsum is applied. This is a big "if" for Iowa soils. Research has not shown deficiency of Ca and normally any potential problem with low Ca levels is taken ... One of the main uses of gypsum is to remove excess sodium from the soil and adding calcium. A soil analysis is helpful in determining if you need to apply gypsum as a …2. Gypsum Helps Reclaim Sodic Soils. Gypsum is used in the reclamation of sodic soils (Aldrich and Schoonover 1951). Where the exchangeable sodium percentage (ESP) of sodic soils is too high, it must be decreased for soil improvement and better crop growth. The most economical way is to add gypsum which supplies calcium.Oct 23, 2019 · Adding gypsum to lawns is not straightforward. A common recommendation is to apply 40-50 pounds per 1,000 square feet of soil. Established Lawn: Use about 10 pounds of gypsum per 150 square feet of soil. New Lawns: Use 10 pounds of gypsum per 100 square feet of soil. You should add gypsum in the spring and the fall. For gypsum, 1 cmol. c weighs 0.86 g. Therefore, to replace all the sodium in 1 kg of a soil containing 10 cmol c/kg of exchangeable sodium would require the addition of 8.6 g of gypsum. Calculations can be adjusted to determine the amount of gypsum needed to replace less than 100% of the exchangeable sodium. Soil is an essential component of any garden, flower bed, or landscaping project. If you’re looking to buy soil by the truckload, there are a few options available to you. Here’s w... Gypsum is a slow-release source of sulphur and calcium which play a key role in improving soil structure, aeration and water retention. So you can grow better, healthier crops.When Gypsum dissolves, it releases equal proportions of calcium and sulphate. Calcium sulphate improves the structure and consistency in soil and most other growing media allowing better water penetration and retention ... With Pink Gypsum, maximizing the water efficiency of your soil is our business bringing you a quality, high-purity organic gypsum product that increases water penetration of your agricultural fields. This organic, high-purity water-soluble gypsum is best used for in-season maintenance, especially when water quality and quantity is an issue.Gypsum isn't known for its fast-acting results, but after consistently adding it to your soil for three years you should notice that your soil is less compacted ...Each year, it's important to not only take a soil sample to see how fertile your soil is for the forages you plan to plant. It's also important to observe ho...Gypsum for soil remedies this problem by breaking down compacted soil to allow good drainage and nutrient absorption, essential in plant growth. However, applying too much gypsum in the soil may also mean eliminating essential nutrients from the soils such as aluminum, iron, and manganese. Removal of these nutrients may lead to poor … Gypsum is calcium sulfate dihydrate (CaSO 4 2H 2 O). It is a natural mineral that occurs in certain types of sedimentary rocks. Gypsum forms when water evaporates in mineral-rich marine soil environments. Over long periods of time, evaporation brings more minerals to the soil surface, eventually forming a solid deposit. Lime vs. Gypsum For Lawns. Lime and gypsum both work to add calcium to your soil. Gypsum can also remove sodium and add sulfur to soil, but it can’t balance pH levels like lime can. Both gypsum and lime can help improve various nutrient levels that can damage your garden or lawn, but it’s important to understand your soil before …Thus, Ca2+ ions have a higher affinity for clays and can easily replace Na+ ions during soil reclamation practices to improve soil properties. For this purpose of alleviating salt buildups, soils are treated with calcium-based amendments, the most common being the application of gypsum (CaSO4·2H2O).Mar 4, 2016 ... Add powdered gypsum at the rate of two to three handfuls per square metre, then dig the soil over and water it in. (It will take several ...Gypsum, a naturally occurring mineral composed of calcium sulfate dihydrate, has long been recognized for its valuable properties as a soil amendment. Its ability to improve soil structure, particularly in heavy clay soils, makes it a popular choice for gardeners and landscapers looking to enhance the health and appearance of their …The proposed method for gypsum determination determines the water loss of a soil sample by heating at 70 °C and 135–150 °C, which allows an accurate estimate of the gypsum content of a soil using a recovery factor of 19.66%. In a laboratory, the gypsum content of 120 soil samples can be determined in 60 min work.Addition of gypsum to soil can help to increase water infiltration into soils. Combining this with the addition of plants or seeds may help to increase the ...Gypsum is a key ingredient for the maintenance of agriculture on many types of soils, however it is especially effective at amending clay soils. Advantages of gypsum in addition to prevention and correction of sodicity include greater soil stability of organic matter, more stable soil aggregates, improved water penetration into soil and more ...Soil conditioners have shown benefits in the reduction of soil erosion. A concomitant application of gypsum and polyacrylamide promotes aggregate stability and reduces the amount of runoff discharge and soil losses. Synthetic gypsum produced from flue gas desulfurization (FGD) at coalfired power plants has the potential to serve as a … Gypsum works by removing excess sodium from the soil and adding necessary calcium. While some gardeners use lime to increase their soil’s calcium levels, lime also increases the soil pH. Gypsum is a natural, non-toxic way to provide a source of calcium and revitalize the calcium content in soil without throwing the pH level off balance. If ... Gypsum is more water soluble than lime at a pH above 6.0 and will give you a faster response. With gypsum the calcium will replace the magnesium on the soil particle and the magnesium will react with the sulfate to form Epsom salt and will be leached deeper into the profile or removed with drainage water. Gypsum for Soil: Revitalize Your Garden Clay for Vibrant Growth. Written by Brandon Webb. Published: March 1, 2024. Table of Contents. Gypsum for Soil: Revitalize Your Garden Clay for Vibrant Growth. TL;DR. Gypsum for Soil: A Gardener’s Best Friend. Unlocking the Benefits of Gypsum.Gypsum (calcium sulphate): Great for acid loving plants (like rhododendrons) as it adds calcium to ground without altering soil pH. Also good at breaking up clay, especially reactive clays and can ...It also provides a soluble source of calcium and sulfur, which are essential nutrients for plant vitality. Gypsum is made up of calcium, sulfur, and water. This composition makes it particularly mobile in soil. Unlike lime, which is often used to add calcium to soil, gypsum does not affect soil pH. Gypsum is also able to move relatively …Soils with high exchangeable sodium contents have structural and hydrological problems that limit agricultural productivity. Gypsum is commonly applied as an ameliorant but there are few field studies into its long-term (> 10 years) effects on soil chemistry, especially at depths greater than 0.4 m, and no long-term validation of the …Soils with a high enough gypsum content that their structure and function is altered (gypsum soils) have high water retention, low organic matter, and hard physical crust, which are thought to be ... Organic soil can be used to grow your garden, flower beds or houseplants. This type of soil relies heavily on compost to provide all the nutrients the plants need. It helps the plants to aerate the soil, absorb water and oxygen, and generate biological activity. In other words, as compost is broken down it creates the specific nutrients needed ... The four basic types of soil are sand, silt, clay and loam. Loam, considered a perfect soil, is a mixture of silt, clay and sand. Sand is gritty and contains small particles of min...Pelleted Gypsum is free flowing, low dust and the fastest acting form of gypsum. Use for Agriculture, Lawn & Garden, Soil Remediation, Water Clarification. ... Soil Stabilization & Remediation; Water Clarifier; Related products. Pulverized Gypsum $ 8.99 – $ 215.00. 50 lb. Bag: $8.99 40 x 50# Pallet: $215.00Soil gypsum is a method of chemical reclamation of saline soils with a large proportion of sodium in the soil absorbing complex (SAC) and alkaline reaction using gypsum (CaSO 4 ⋅2H 2 O). Saline soils are characterized by unfavorable physical, chemical, physical-chemical and biological properties and low fertility. The method of …Soil gypsum is a method of chemical reclamation of saline soils with a large proportion of sodium in the soil absorbing complex (SAC) and alkaline reaction using gypsum (CaSO 4 ⋅2H 2 O). Saline soils are characterized by unfavorable physical, chemical, physical-chemical and biological properties and low fertility. The method of …soils for more than 250 years. Gypsum is a moderately soluble source of the essential plant nutrients, calcium and sulfur, and can improve overall plant growth. Gypsum amendments can …Last Updated on October 29, 2022 If you’ve been planning to use gypsum for soil amendment, you may be wondering if it is the right option for your garden. The fact is that …Gypsum is known to chemists as calcium sulphate di-hydrate ( CaSO4-2H20). Winstone Gypsum™ is a fine, off-white crystalline powder. Gypsum has a neutral pH. The bulk density of Winstone’s horticultural gypsum is 908 kg/m3 (loose) and 1172 kg/m3 (compacted). Winstone Gypsum ™ is of very high purity (93 to 98% calcium sulphate).Features. Designed for use on garden beds and lawns, Richgro Natural Gypsum Clay Breaker helps improve the physical condition of heavy clay soils. Soil particles are brought together into clumps, thus enabling better water penetration. Root development and the intake of other essential nutrients are assisted by the calcium content.Earth Science Fast Acting Gypsum® starts working immediately to loosen clay and other compact soils, creating a better environment for plants to thrive.One of the main uses of gypsum is to remove excess sodium from the soil and adding calcium. A soil analysis is helpful in determining if you need to apply gypsum as a …Down To Earth's Garden Gypsum improves the physical condition of landscape, lawn and garden soils while adding calcium and sulfur.Feb 22, 2011 · The calcium in gypsum, along with drainage and tillage, has been shown to reduce sodium levels in sodic soils. Reduced sodium levels will improve soil structure resulting in greater water and root penetration in sodic soils. Gypsum has been shown to be effective at treating aluminum toxicity on soils with a pH lower than 4.5. At pH lower than 4 ... Jan 5, 2022 · Lime vs. Gypsum For Lawns. Lime and gypsum both work to add calcium to your soil. Gypsum can also remove sodium and add sulfur to soil, but it can’t balance pH levels like lime can. Both gypsum and lime can help improve various nutrient levels that can damage your garden or lawn, but it’s important to understand your soil before deciding ... Gardening is a great way to get outdoors and enjoy the beauty of nature. But getting the right soil for your garden can be a challenge. That’s why it’s important to know about truc...Smaller soil particles lump together (floculate) to form tiny soil balls. In clay soils, this has not happened to any degree. Gypsum aids the clay particles to lump together (it’s a chemical reaction/bonding kind of thing beyond the scope of this page) Bottom line – adding gypsum helps the tiny particles to group together to form larger ...Jul 31, 2019 · Web Soil Survey (WSS) provides soil data and information produced by the National Cooperative Soil Survey. It is operated by the USDA Natural Resources Conservation Service (NRCS) and provides access to the largest natural resource information system in the world. NRCS has soil maps and data available online for more than 95 percent of the ... With Pink Gypsum, maximizing the water efficiency of your soil is our business bringing you a quality, high-purity organic gypsum product that increases water penetration of your agricultural fields. This organic, high-purity water-soluble gypsum is best used for in-season maintenance, especially when water quality and quantity is an issue.Thus, Ca2+ ions have a higher affinity for clays and can easily replace Na+ ions during soil reclamation practices to improve soil properties. For this purpose of alleviating salt buildups, soils are treated with calcium-based amendments, the most common being the application of gypsum (CaSO4·2H2O).Soils with high exchangeable sodium contents have structural and hydrological problems that limit agricultural productivity. Gypsum is commonly applied as an ameliorant but there are few field studies into its long-term (> 10 years) effects on soil chemistry, especially at depths greater than 0.4 m, and no long-term validation of the …This fact sheet provides information on gypsum as a soil amendment, the sources and mineral composition of gypsum, the physical properties of gypsum, the plant nutrient content of gypsum, and the trace metal …SEPA Guidance on the use of Gypsum. SEPA advises against using gypsum with organic materials (e.g. manures or sewage sludge) as this may generate odorous and toxic gas. If PAS109 compliant gypsum is mixed with a waste material, or waste gypsum is mixed with a non-waste material, the whole amount will be regulated as waste.6 days ago · To use gypsum, mix a kilo or 2.2 pounds of gypsum powder into 10 square feet of soil. What Does Gypsum Do? Adding gypsum changes the structure of the soil and lets the soil absorb more water, which reduces the amount of water that becomes runoff. Needless to say, this is a godsend for thick clay soils that refuse to drain. When exchangeable aluminum below a 12-inch soil depth is greater than 1.0 milliquivalent/100 mg soil, apply gypsum at a rate recommended by the land grant university (LGU) or the Agricultural Research Service (ARS). Use a soil analysis for aluminum no older than 1 year to plan the appropriate application rate of the gypsum …Those white beads you see in potting soil are made of a volcanic glass called perlite. And that's not the only place you'll see this versatile material. Advertisement Tear open a b...The four basic types of soil are sand, silt, clay and loam. Loam, considered a perfect soil, is a mixture of silt, clay and sand. Sand is gritty and contains small particles of min...Gypsum is often sold as a cure all for soil, but is that really the case? Discover exactly what gypsum is, what it does, when you should use it, and when you...Oct 27, 2016 · The proposed method for gypsum determination determines the water loss of a soil sample by heating at 70 °C and 135–150 °C, which allows an accurate estimate of the gypsum content of a soil using a recovery factor of 19.66%. In a laboratory, the gypsum content of 120 soil samples can be determined in 60 min work. Hi Bryan, Gypsum will boost calcium and sulfur levels but will not appreciably change pH (acidity). Limestone, on the other hand, will boost calcium and reduce ...Soil is an essential part of any garden or landscaping project. Whether you’re looking to start a vegetable garden, create a flower bed, or just fill in some holes in your yard, yo...Crop yield response information for gypsum soil amendment combined with cover crops is lacking, especially for continuous soybean production systems (Adeli et al., 2019; Villamil, Bollero, Darmody, Simmons, & Bullock, 2006). We hypothesized that the addition of cover crops and application of gypsum can alleviate the problems often …Gypsum is a relatively common mineral that is widely available in agricultural areas and has a number of specialized agronomic uses, principally as a Ca source on legumes and as a soil …the use of gypsum, the soil is more manageable and productive which translates to higher, more sustainable yields and greater profit. The use of gypsum is becoming a more common topic where soil conditions and fertility are being discussed at field days and some agricultural events. Most, if not all producers, have heard of gypsum. Gypsum, or ...As a rule, gypsum is best cultivated and mixed into clay or heavy soils prior to laying turf or adding turf underlay. If you have an existing lawn that is suffering from compaction, using gypsum will also help relieve compaction in most clay or heavy soils. First aerate the lawn, then spread 1-2kg/m2 of gypsum over the lawn and rake in.About This Product. Pavestone's Pelletized Gypsum is a great soil conditioner, improving or rebuilding soil so it is more usable, and can be used to maintain soils in peak condition. Pelletized Gypsum is often used as part of a strategy to correct compacted soil or soil with large amounts of clay. It can also be used to counteract excessive ...This video from Brian Sams from the Toowoomba Regional Council describes why gypsum addition is helpful in soils. It describes a simple soil test to see if a soil is dispersive and if the soil will benefit from a gypsum application [2.31]. Audience: RSP, tertiary students, landholders, SFSG, citizen science, gardeners, school students.Cover crops can prevent soil erosion, rebalance the soil, and keep your garden healthy through the winter. It’s difficult to overstate the benefits of a cover crop for your garden....Step 3: Mixing the Soil. Mix the soil well, using a potato rake or pitchfork. In order for gypsum to work properly, it must be well-distributed in the top 8 to 12 inches of the soil. If possible, water the soil after the first application, and then mix it well again. Allow several days for the gypsum to become active, and then test the soil.If you are an outdoors lover, there is little doubt that you have tracked dirt inside your vehicle at some point. Muddy soccer players or dirty mountain hikers find a seat in your ...Gypsum Natural. Gypsum can improve soil structural issues such as soil compaction, contoured land, soil salinity, acid sub soils as well as reducing nutrient loss to nearby waterways. It helps reduce wind and water erosion on cultivated land. Screened gypsum for use in horticultural and agricultural situations.About This Product. Pavestone's Pelletized Gypsum is a great soil conditioner, improving or rebuilding soil so it is more usable, and can be used to maintain soils in peak condition. Pelletized Gypsum is often used as part of a strategy to correct compacted soil or soil with large amounts of clay. It can also be used to counteract excessive ...Pelleted Gypsum is free flowing, low dust and the fastest acting form of gypsum. Use for Agriculture, Lawn & Garden, Soil Remediation, Water Clarification. ... Soil Stabilization & Remediation; Water Clarifier; Related products. Pulverized Gypsum $ 8.99 – $ 215.00. 50 lb. Bag: $8.99 40 x 50# Pallet: $215.00Gypsum is calcium sulfate dihydrate (CaSO 4 2H 2 O). It is a natural mineral that occurs in certain types of sedimentary rocks. Gypsum forms when water evaporates in mineral-rich marine soil environments. Over long periods of time, evaporation brings more minerals to the soil surface, eventually forming a solid deposit.Lawn and garden gypsum is a natural soil conditioner that promotes a deep, healthy root system for your lawn, plants and gardens.The 20P+5G amendment reduced SL by an average of 47% for soil samples, except for a high OM (3.7%) soil sample where OM likely interfered with soil-PAM bonding. The order of the amendment ...Benefits of Gypsum as a Soil Amendment. Gypsum is an ideal resource for agricultural purposes, because it contains calcium and sulfur, two nutrients vital to sustaining most irrigated soil. Crop production, leaching, erosion, and other factors deplete calcium and sulfur from the soil, creating a deficiency. This deficiency leads to adverse soil ...In this process we also supply the sulfate ion, which is exactly the same form of sulfur we apply with gypsum (and the form of sulfur that plants actually take up). To sum this up, lime is only an appropriate soil amendment for soils with pHs under 7.0. You should never apply lime to soils that are alkaline (those with pHs above 7.0). Pure Gypsum 1 Ton of Soil Sulfur Gypsum CaSO4 ٠ 2H2O 1.00 5.38 Soil sulfur S 0.19 1.00 Sulfuric acid (conc.) H2SO4 0.61 3.20 Ferric sulfate Fe2(SO4)3 ٠ 9H2O 1.09 5.85 Lime sulfur (22% S) CaS 0.68 3.65 Calcium chloride CaC12 ٠ H2O 0.86 --Aluminum sulfate A12(SO4)3-- 6.34 * The percent purity is given on the bag or identification tag Download the national Amending Soil Properties with Gypsum Products (Ac.) (333) conservation practice standard and supporting documents. National Standard Document NOTICE - National conservation practice standards should not be used to plan, design or install a conservation practice. Gypsum is more water soluble than lime at a pH above 6.0 and will give you a faster response. With gypsum the calcium will replace the magnesium on the soil particle and the magnesium will react with the sulfate to form Epsom salt and will be leached deeper into the profile or removed with drainage water. The benefits of using gypsum for soil amendment are numerous. Here are the most important ones: Improved soil structure: Gypsum can help loosen compact formations, making it easier for roots to grow and absorb nutrients.; Better drainage: By increasing the amount of air and water, penetrating the soil, the addition of this natural …Gypsum can’t solve every agricultural problem, but it is a proven resource to add nutrients and improve soil structure. “It’s a great example of recycling a waste product and using it in a beneficial way,” Dick says. Dick, Professor Emeritus at The Ohio State University, presented “Crop and Environmental Benefits of Gypsum as a Soil ...Smaller soil particles lump together (floculate) to form tiny soil balls. In clay soils, this has not happened to any degree. Gypsum aids the clay particles to lump together (it’s a chemical reaction/bonding kind of thing beyond the scope of this page) Bottom line – adding gypsum helps the tiny particles to group together to form larger ...With Pink Gypsum, maximizing the water efficiency of your soil is our business bringing you a quality, high-purity organic gypsum product that increases water penetration of your agricultural fields. This organic, high-purity water-soluble gypsum is best used for in-season maintenance, especially when water quality and quantity is an issue.No automated calls or speaking to a voicemail box. Just real, knowledgeable people ready to help. Call 717-335-0379 today! Pulverized Organic Gypsum is easy to spread, made with mined gypsum produced without additives as required by USDA & OMRI and is perfect for lawn and garden.Many times, this will be dolomitic or calcitic lime. If the soil test shows a need for magnesium as well as lime, you should choose dolomitic lime. Apply lime 2-3 months ahead of planting, in order to give the soil pH time to adjust. Calcium is a macronutrient that is essential for normal plant growth. In some parts of the Florida Panhandle ...What is gypsum? Gypsum is the common name for calcium sulfate. There are two forms of natural gypsum, calcium sulfate anhydrite and calcium sulfate dihydrate. Anhydrite is insoluble and takes many years to breakdown in the soil. Dihydrate is soluble and readily breaks down in the soil.A: Gypsum, calcium sulfate, will not affect the soil pH, nor will it help soften the soil. Gypsum is used in large agricultural fields to soften the crust of the soil. In a homeowner situation, this does not occur. Gypsum is sometimes used to neutralize sidewalk salt in winter, and it’s very useful for that. Chemically calcium sulfate does ...Get free shipping on qualified Gypsum Soil Amendments products or Buy Online Pick Up in Store today in the Outdoors Department.
Gypsum assists in creating more suitable environments for root development and nutrient absorption so plants can grow better and more easily. Gypsum is .... Taste if home
Gypsum is a mineral that can make clay or salty soil easier to manage by reducing its stickiness and improving its drainage. Learn how to use gypsum in your garden, what sources to choose, and what precautions to take. See more Soil pH is the measure of how alkaline (sweet) or acidic (sour) the soil is. Soil pH is on a scale of 1 to 14. Most soil pH sits between 3.5 to 10, and 6.5 – 7.5 is considered neutral. Most plants thrive in a neutral or slightly acidic pH and suffer when the soil is too alkaline or acidic. Gypsum - Organic Plant Food Potting Soil Fertilizer for Live Plants, House Plants, Indoor Plants and Outdoor Plants- Purest and Soluble Lawn Fertilizer for Plant Pots (50 Pounds) 44. $6299 ($3.94/Ounce) Save $5.00 with coupon. FREE delivery Nov 17 - 24. Or fastest delivery Fri, Nov 17.When Gypsiferous soils contain only little gypsum in the upper 30 cm soil layer, they can be used for production of small grains, cotton, alfalfa, etc. Dry farming on deep gypsiferous soil requires use of fallow years and water harvesting techniques, but is rarely rewarding under adverse climate conditions.Many gypsiferous soils in (young) alluvial and colluvial … Pure Gypsum 1 Ton of Soil Sulfur Gypsum CaSO4 ٠ 2H2O 1.00 5.38 Soil sulfur S 0.19 1.00 Sulfuric acid (conc.) H2SO4 0.61 3.20 Ferric sulfate Fe2(SO4)3 ٠ 9H2O 1.09 5.85 Lime sulfur (22% S) CaS 0.68 3.65 Calcium chloride CaC12 ٠ H2O 0.86 --Aluminum sulfate A12(SO4)3-- 6.34 * The percent purity is given on the bag or identification tag Gypsum – Gypsum is particularly good for tomatoes due to its calcium content. At SummerWinds Nursery, we offer three types of Gypsum: Arizona’s Best Gypsum – Helps neutralize soil, loosen compact soils and promotes strong root growth. Gypsum has a natural slow release component and thus can be used as an amendment before planting …Gypsum for soil remedies this problem by breaking down compacted soil to allow good drainage and nutrient absorption, essential in plant growth. However, applying too much gypsum in the soil may also mean eliminating essential nutrients from the soils such as aluminum, iron, and manganese. Removal of these nutrients may lead to poor …we use lime to adjust pH in soil that is too acidic. By contrast, gypsum is used for reducing the amount of salt in your soil . When you use gypsum, you won’t see any meaningful or lasting pH change in your soil, and a lime application won’t address your sodic soil issue in a meaningful way.Gypsum is effective in a wide range of soil types, including clay soils it can also benefit compacted soils. However, its impact may vary, so it’s advisable to conduct soil tests and consult with our FACTS/Wamitab qualified advisors for specific recommendations.National Soil Erosion Research Laboratory: West Lafayette, IN. ARS Home » Midwest Area » West Lafayette, Indiana » National Soil Erosion Research Laboratory » Docs » Gypsum Fact Sheet. Gypsum Fact Sheet. Gypsum Fact Sheet. Effects of Gypsum on soil loss and crop yield in midwestern U.S. Gypsum Fact Sheet download.First aerate the lawn, then spread 1-2kg/m2 of gypsum over the lawn and rake in. If you’re unable to aerate the lawn first, water the gypsum in heavily once spread. Remember good soil structure will give you a great lawn. If you want more advice, get in touch with your local Lawn Solutions Australia member..