Growth Science Grow - 2.5 GAL / 10 L air-purification Sold in boxes of 1000

Sold in boxes of 1000

Grow1 Diamond Foil reduces heat

When will my order ship

UV stabilized to reduce risk of crop burn and has a 0-day PHI

- High calcium fertilizers are great for bulbs and flowers

Growth Science Grow - 2.5 GAL / 10 L air-purification Sold in boxes of 1000Growth Sciences Strength is a silica supplement designed to strengthen cell walls. Strength was specially formulated to work with the Growth Science nutrient regimen to reduce stress while providing additional potassium at the early flowering stage to help the plant meet increased nutrient demands. Why use Strength? Silica is a necessary element in plants that is often overlooked. Silica strengthens cell walls and gives plants sturdy stalks and stems