This fertilizer is excellent for edibles growing in the GreenStalk Vertical Planter! It is safe for all plants types and growth stages. It won't burn plants and doesn't have any odor. Worm castings have trace nutrients which help build healthy soil. Worm castings may also help repel garden pests.
Instructions: Use entire sample pack in one GreenStalk Vertical Planter Tier. Add the castings to the soil or around the stems of the plants.
A free sample of our worm castings are included with your purchase of a GreenStalk Vertical Planter. Just add a Vertical Planter to your cart to see the sample added!