BOTANICARE ORIGINAL GROW TRAYS 4 FT X 5.5 FT BLACK DRAIN HGC706009 ONA RAW Kelp is 99% kelp

RAW Kelp is 99% kelp extract from seaweed (Ascophyllum Nodosum)

as they play a key role in cell production and photosynthesis

Bio-Heaven is a specially formulated and highly concentrated plant energy booster

manganese sulfate

or lettuce raft growing

BOTANICARE ORIGINAL GROW TRAYS 4 FT X 5.5 FT BLACK DRAIN HGC706009 ONA RAW Kelp is 99% kelpBotanicare Original Grow Trays are durable, customizable grow trays made from heavy gauge ABS that resist bowing, cracking and leaking, so you can grow with confidence. The sidewalls on these versatile hydroponic grow trays are 4. 5 inches high, providing more flexibility and making them ideal for drip, ebb and flow, or lettuce raft growing. Choose between 4 or 5 foot widths, and extend the length from 10 foot 6 inch to 100 foot 6 inch in 5 foot