Down To Earth Cottonseed Meal 5lb (AUN) General Hydroponics Grodan Expert is the slab

Grodan Expert is the slab that drains the fastest because of its vertical fibers

Safety lock

but you will experience much more stable pH levels

Bat wing style hood

Potassium Nitrate

Down To Earth Cottonseed Meal 5lb (AUN) General Hydroponics Grodan Expert is the slabDown To Earth Cottonseed Meal 6 2 1 Fertilizer Cottonseed Meal is an excellent all purpose fertilizer for vegetables, flowers and fruits. It is traditionally used to feed plants that thrive in lower pH soils such as berries, flowering shrubs and evergreen trees. Cottonseed Meal is a high quality plant derived source of nitrogen and can be applied throughout the growing season to fuel green growth and plant development. 5 lb. Box