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Mini-Blocks and Gro-Blocks have finally found a home
taller pots and deeper saturation
odors and other gaseous contaminants
It is suitable for all hydroponic
Grodan Gro-Smart Tray Insert (5/Cs) Mini-Blocks and Gro-Blocks have finallyYour 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. 5 in A OK Starter Plugs or round Macroplugs. Use the mesh side for sheets of A OK's, 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!
