Wonder Soil Expanding Worm Wafers, 7 lbs grow-light-ballasts which breathes new life into

which breathes new life into your garden in a single application

Features LED  Power Indicator

The simple design of the Wing is easy to assemble and works well in smaller grow rooms that don't require air cooling

allowing extremely quiet operation

It also allows for automatic operation to start or close when faucet is turned on or off

Wonder Soil Expanding Worm Wafers, 7 lbs grow-light-ballasts which breathes new life intoWorm Wafers Dry Compressed Castings with Microbes, 7 lbs Description: Patented. " compressed expanding worm casting wafers: The wafers are formulated with 70% worm castings and 30% coir, mycorrhizae, and kelp. The 7 lbs expands to 1 cu ft The wafers can be included in mixes or used as a natural nutrient source in any blend. Features & Benefits: The worm wafers offer the grower a lighter and cleaner bag that is easier to carry, store and use as needed.