{"product_id":"bulk-diamond-k-gypsum-solution-grade-50lb","title":"Bulk Diamond K Gypsum - Solution Grade - 50LB","description":"\u003cp\u003e \u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePremium 97 Solution Grade Diamond Gypsum\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe first step in building potting soil or in building native soil is to get the calcium right!\u003c\/p\u003e\n\u003cp\u003eGypsum is Calcium Sulfate and is excellent calcium source for no-till growers. The added sulfur helps keep terps high and the soil balanced. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEXTREMELY PURE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e97% Calcium sulfate dihydrate, the purest available on the market.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHIGHLY SOLUBLE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e97% passing 200 mesh and 92% passing 325 mesh means it goes into solution faster and more completely than other sources.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIMPROVES LOW – SOLUTE WATER\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAdds minerals to pure water to improve water penetration into soil.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLOWER APPLICATION RATES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOther western gypsum sources can require up to 4x more product to get the same results.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHELPS RECLAIM SODIC SOILS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUltra-soluble calcium to replace and leach sodium in the soil.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow to Use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse at lower rates (50-400 lb\/acre) than non-soluble gypsum, but more frequently\u003c\/li\u003e\n  \u003cli\u003eFor foliar rates use 1-10 lb\/acre\u003c\/li\u003e\n  \u003cli\u003eCan be used for fertigation\u003c\/li\u003e\n  \u003cli\u003e1-2 tablespoons per 5 gallons for container gardening\/flush\u003c\/li\u003e\n  \u003cli\u003eWhen irrigating with gypsum, it's best used in small amounts more often rather than forcing a large amount at at time. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eStock Solution \u0026amp; Injector Setup\u003c\/strong\u003e\u003c\/p\u003e\n\u003cblockquote\u003eGypsum is only slightly soluble. A true “solution” can’t reach the strength you need, so this is a \u003cstrong\u003eslurry\u003c\/strong\u003e. Keep it agitated and filtered.\u003c\/blockquote\u003e\n\u003cp\u003e\u003cstrong\u003eStock mix (works well as a slurry)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e8 oz gypsum (by weight) per 1 gallon of water.\u003c\/p\u003e\n\u003cp\u003e8 oz = 226.8 g per gallon of stock.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much finished water will that treat at 2 g\/gal?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e226.8 g ÷ 2 g\/gal = ~113.4 gallons finished water. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUsing an injector\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTarget dose is 2 grams per gal finished.\u003c\/p\u003e\n\u003cp\u003eRequired stock strength by ratio:\u003c\/p\u003e\n\u003cp\u003e1:100 → need 200 g\/gal in stock (= ~7.06 oz\/gal)\u003c\/p\u003e\n\u003cp\u003eAdding 8 oz\/gal stock gives ~2.27 g\/gal finished—slightly “hot” but close and totally fine to use as a go to ratio.\u003c\/p\u003e\n\u003cp\u003eIf you want it exact you will want to weigh your gypsum in house and extrapolate that way.\u003c\/p\u003e\n\u003cp\u003e1:128 (common Dosatron) → need 256 g\/gal (= ~9.03 oz\/gal)\u003c\/p\u003e\n\u003cp\u003eFor 1:128, use ~9.0 oz\/gal stock to land right at 2 g\/gal finished.\u003c\/p\u003e\n\u003cp\u003eBecause the numbers are close you could just use the 8 Ounces per gallon but the level of precision is up to you.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePractical tips for slurry injection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAgitate constantly if possible. \u003c\/li\u003e\n  \u003cli\u003eKeep the injector pickup 2–3\" above the bottom so it draws well-suspended slurry, not settled silt.\u003c\/li\u003e\n  \u003cli\u003eStrain the slurry into the stock tank (paint strainer bag) and keep the inline 200-mesh filter clean.\u003c\/li\u003e\n  \u003cli\u003eDon’t co-tank with phosphate-heavy or carbonate\/alkaline products (can precipitate).\u003c\/li\u003e\n  \u003cli\u003eFlush the system with clear water after dosing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Build-A-Soil","offers":[{"title":"Default Title","offer_id":58446452359471,"sku":"115243","price":15.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0978\/4875\/4479\/files\/4a58c11cdiamondgypsum50lb.webp?v=1788982285","url":"https:\/\/mattshydroponics.com\/products\/bulk-diamond-k-gypsum-solution-grade-50lb","provider":"Matt’s Hydroponics","version":"1.0","type":"link"}