Humboldt HNSI405 Structural Integrity Germination Kit, 32-Ounce (Discontinued by Manufacturer)
S.I. is the newest addition to the Humboldt Nutrients family of products. This silicate additive is formulated to supply your root zone with the silicates your plants need to build strong, thick cell walls and cellular membranes. When your stalks are stronger you plant has the ability to hold heavier fruits and flowers, which means less time staking your plants for support and more overall production. Structural Integrity can be applied to all crops including: vegetable crops, row crops, field crops, trees, vines, ornamentals, gardens and landscaping. Add to fertilizer mix for plants growing in soil, potting mixes, soil-less rooting media and hydroponics. Structural Integrity can also be used in foliar sprays. Structural Integrity can be used by the indoor and outdoor home gardener for all varieties of plants, such as flowers, vegetables, herbs, trees, berries, shrubs, ornamentals, annuals and perennials.