All you have to do is just add water and the pellet will expand once the pellet has expanded you can plant your seed. The pellet has a thin net holding it together. This pellet is a 36mm and will expand (1.50in x 1.50in.).
SECURE GREENHOUSE SOLUTION: Our wiggle spring wire and C-channel kit is perfect for keeping your greenhouse plastic sheeting taut, withstanding storms, and ensuring warmth for lasting plant protection.
