Maozyiltle Root Tabs, Aquarium Plant Fertilizer, Aquarium Water Care Tabs, 100 Tabs Aquarium Plant Food Safe for Fish and Shrimp, Aquatic Plant Fertilizer for Planted Aquarium Substrate (2 * 100)Brand: maozyiltle Color: white Features: Note for First Time Use: For your initial application, start with 80% of the recommended dose first. After monitoring the growth condition of your aquatic plants for a period, adjust to the full recommended dose. The recommended dose refers to placing 1 root tab with a minimum 5 inch spacing on the tank bottom: 5 tabs for 5 gallon tanks, 10 tabs for 10 gallon tanks. You can increase or decrease 1 2 tabs based