Grodan Gro-Smart Tray Insert - 78 Cells propa 14 gauge cord with grounded

14 gauge cord with grounded 120V plug for maximum safety

This brilliant way of delivering CO2 into the atmosphere is all natural and just takes luke warm water to activate

one can pre-treat the growing medium with this solution

The ONLY choice for quality INDUSTRIAL STRENGTH ODOR ELIMINATORS

potting mix and nutrient solution

Grodan Gro-Smart Tray Insert - 78 Cells propa 14 gauge cord with groundedYour Grodan Starter plugs, Mini Blocks and Gro Blocks have finally found a home. This durable Dutch tray has double sided features. Use the 78 cell side to perfectly fit 1. 5in A OK Starter plugs or round Macroplugs. Use the mesh side for sheets of A OKs, Mini Blocks, or Gro Blocks. The tray fits in a standard 10 x 20 flat and keeps the Grodan elevated from the bottom of the flat. Easily sanitize as any hard plastic product; even dish washer safe!