{"product_id":"emerald-harvest-sturdy-stalk-silica","title":"Emerald Harvest Sturdy Stalk 0-0-1 Silica Supplement","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEmerald Harvest Sturdy Stalk 0-0-1 is a liquid potassium silicate supplement formulated to strengthen plant cell walls, reinforce stems and branches, and help productive plants support developing flowers and fruit. Its concentrated formula supplies 11.2% silica along with a small amount of soluble potassium for structural and metabolic support.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs plants absorb silicon, it becomes deposited within plant tissues as silica. These deposits help create thicker, more rigid cell walls that support upright growth and improve plant resilience under demanding indoor and outdoor conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eReinforces plant structure:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Helps strengthen cell walls throughout stalks, stems, branches and foliage.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSupports heavy flowers and fruit:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Encourages the structural rigidity needed by productive, top-heavy plants.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHigh silica content:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supplies 11.2% silica derived from soluble potassium silicate.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEnvironmental resilience:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports plant tissues exposed to wind, rain, heat and intense indoor lighting.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMoisture regulation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Reinforced tissues can help plants manage water loss during stressful conditions.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTougher outer tissues:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Stronger cell walls may make plant surfaces more difficult for certain insects and environmental irritants to penetrate.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAdditional potassium:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Provides a mild amount of potassium involved in water movement, enzyme activity and plant metabolism.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHydroponic support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supplies silicon that may be limited or absent in inert hydroponic growing media.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBroad compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Can be incorporated into Emerald Harvest and other properly balanced fertilizer programs.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eGuaranteed Analysis and Formulation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eN-P-K:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0-0-1\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSoluble potash:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSilica:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 11.2%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSilica designation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Silicon dioxide, SiO₂\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePrimary ingredient:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Potassium silicate\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProduct type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Liquid silica and structural plant supplement\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSturdy Stalk is a supplemental source of silica and potassium. It is not a complete fertilizer or stand-alone bloom booster.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow Potassium Silicate Supports Plants\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePotassium silicate provides a stable source of silicon that gradually forms plant-available silicic acid after being diluted into the root zone. Once absorbed, silicon moves through the plant and becomes deposited in cell walls as silica.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese deposits support:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eThicker and more rigid plant tissues\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStronger stalks and branches\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproved support for flowers and fruit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGreater resilience against physical and environmental stress\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMore durable outer plant surfaces\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEfficient plant water regulation\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePotassium also supports water movement and activates numerous enzymes involved in plant growth and metabolism. However, the potassium concentration in Sturdy Stalk is not sufficient to replace a complete base fertilizer or flowering formula.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow to Use\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFollow the current Emerald Harvest feed-chart recommendation:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eApplication Rate:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Use 2–5 mL per gallon of water.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePer-Liter Equivalent:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 0.5–1.25 mL per liter.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStarting Stage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Apply as needed beginning in early vegetative growth.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlowering Stage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Continue as needed through late flowering.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRipening:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Discontinue when plants enter the final ripening or flushing period.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWatering Schedule:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The manufacturer recommends applying Sturdy Stalk on water-only days.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eStart at the lower end of the range for young or sensitive plants. Increase only when plant size, environmental conditions and structural demand indicate that additional silica may be beneficial.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRecommended Mixing Instructions\u003c\/span\u003e\u003c\/h3\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eShake the container thoroughly before measuring.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFill the watering container or reservoir with fresh water.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdd Sturdy Stalk at 2–5 mL per gallon.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMix thoroughly until the supplement is completely dispersed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllow the diluted solution to stabilize.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck the completed solution’s EC or PPM.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTest and adjust the final pH after Sturdy Stalk has been diluted.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApply the prepared solution through the root zone.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNever combine Sturdy Stalk directly with undiluted fertilizer concentrates or other concentrated supplements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePotassium silicate can affect solution pH. Do not make the final pH adjustment before adding Sturdy Stalk because the supplement may change the reading.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003epH and Water Recommendations\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEmerald Harvest lists an ideal final nutrient-solution pH range of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e5.8–6.3\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a preferred water temperature of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e60–72°F\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdd Sturdy Stalk to the water, mix thoroughly and then test the solution. Add pH Down gradually when necessary, checking the reading between small adjustments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse the prepared solution promptly rather than storing a diluted mixture for an extended period.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eUsing It With Emerald Harvest Cal-Mag\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDo not use Emerald Harvest Sturdy Stalk and Emerald Harvest Cal-Mag in the same watering session. The official feed chart recommends using these products separately on water-only days.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen plants need both calcium-magnesium and silica support, alternate the products between appropriate watering events. Always monitor plant response, source-water mineral content and total solution strength.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eUsing It With Base Nutrients and Bloom Boosters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSturdy Stalk is formulated to complement Emerald Harvest Grow, Micro and Bloom, Cali Pro nutrients and King Kola when each product is used according to the official feeding program.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe current Emerald Harvest chart recommends applying Sturdy Stalk on water-only days rather than adding it to every nutrient feeding. If incorporating it into a different fertilizer program, follow that program’s compatibility guidance and monitor total potassium levels.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse particular care when combining silica supplements with potassium-rich bloom boosters. Excessive potassium can interfere with the intended nutritional balance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eGrowing Media and System Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSturdy Stalk is suitable for properly managed:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHydroponic systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCoco coir\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRockwool and other inert media\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSoil and soilless mixes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDeep water culture\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFlood-and-drain systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrip irrigation and fertigation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRecirculating reservoirs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrain-to-waste systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndoor and outdoor container gardens\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRoot-zone feeding is the primary application method provided by the current Emerald Harvest feeding chart.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eImportant Usage Notes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSturdy Stalk is a silica supplement, not a complete fertilizer.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eShake thoroughly before use.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUse 2–5 mL per gallon according to plant requirements.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApply from early vegetative growth through late flowering.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDiscontinue during final ripening or flushing.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApply on water-only days under the Emerald Harvest feeding program.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDo not use Sturdy Stalk and Emerald Harvest Cal-Mag in the same watering.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNever mix concentrated potassium silicate directly with concentrated fertilizers.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck and adjust final pH only after the product has been diluted.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMonitor total potassium when using other bloom boosters.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSturdy Stalk is not an insecticide, pesticide or plant-disease treatment.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStore tightly sealed and protected from extreme temperatures.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThe manufacturer lists a shelf life of ten years or more under proper storage conditions.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerald Harvest","offers":[{"title":"Qt","offer_id":44303970140324,"sku":"723958","price":34.9,"currency_code":"USD","in_stock":true},{"title":"Gallon","offer_id":44303970205860,"sku":"723962","price":67.1,"currency_code":"USD","in_stock":true},{"title":"2.5 Gallon","offer_id":44303970238628,"sku":"723961","price":138.6,"currency_code":"USD","in_stock":false},{"title":"6 Gallon","offer_id":44303970271396,"sku":"723964","price":222.4,"currency_code":"USD","in_stock":false},{"title":"15 Gallon","offer_id":44813638631588,"sku":"","price":549.5,"currency_code":"USD","in_stock":false},{"title":"55 Gallon","offer_id":44303970304164,"sku":"723996","price":1998.2,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/Emerald-Harvest_-Sturdy-Stalk_-qt-Emerald-Harvest-1669508413.jpg?v=1683703741","url":"https:\/\/www.gardensupplyguys.com\/products\/emerald-harvest-sturdy-stalk-silica","provider":"GARDEN SUPPLY GUYS","version":"1.0","type":"link"}