Hydra Unlimited Neoprene Collar, Pack of 10 Mushroom Growing Supplies Avoid spraying crop one week

Avoid spraying crop one week before or after releasing predators

This symbiosis helps the plant access nutrients and water that would otherwise be unavailable

Glomus aggregatum

Improves abiotic stress tolerance by providing essental nutrients and aiding in root growth

Hydra Unlimited Neoprene Collar, Pack of 10 Mushroom Growing Supplies Avoid spraying crop one weekThis is our standard 3. 5" neoprene collar, used as an insert into Root Halo: our media less snap in netpot system. It's designed to support young plants, and to provide continued stability as your plants expand and grow. Made in the USA, and available in 10 packs, or bulk 150 packs.