Sturdy Stalk strengthens plant cell walls to support heavier harvests and crop resilience with our potassium silicate supplement. Sturdy Stalk, Emerald Harvest’s premium potassium silicate supplement, is a valuable addition to your feeding program at crucial stages in the crop life cycle when fruits and flowers are putting on girth and weight. The silica in the formulation helps increase the rigidity and thickness of plant cell walls, making your crops sturdier. Sturdy crops can better withstand environmental stressors and support heavy yields. Sturdy Stalk also helps increase the potency of harvests and gives an added boost to blooms with its 0-0-1 NPK. Why Use Sturdy Stalk Potassium Silicate? Sturdy Stalk ensures your crops can support heavier harvests, better endure environmental stressors and resist other threats. Thicker and more rigid plant cell walls for studier plants Better stress resistance and overall crop hardiness More prolific budding, flowering and yields What Makes it Work? Sturdy Stalk’s key ingredient—silica—fortifies the internal structures plants need to support top-heavy plants laden with flowers and fruits. Soluble silicon derived from potassium silicate High (11.2%) silica (silicon dioxide or SO2) content Additional bloom-boosting potassium