General Hydroponics® Armor Si® 0-0-4 Silica Supplement, 1 Quart Support plant structure and foliar development with Armor Si, a 0-0-4 silica and soluble-potash supplement for hydroponic, coco, soil, and soilless gardens. Use it alongside your regular fertilizer program throughout the plant life cycle. Why growers use Armor Si 0-0-4 formula with 4% soluble potash Designed to support stronger plant structure and foliar growth Helps plants manage heat, cold, and other growing stresses Suitable for rockwool, potting mix, coco, peat-lite mix, and water culture Use with vegetables, herbs, fruits, flowers, hemp, and other high-value crops One-quart bottle for home gardens and smaller reservoirs Apply with irrigation water or as part of your regular feeding program according to the product label. Adjust the program for your crop, growing medium, and water source.
