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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Stays sharper longer
If the level decreases down below 200 ppmv in an enclosed growing area
Providing all of the benefits of liquid molasses with none of the mess
healthy soil is the key to growing healthy plants
• Internal check-valve included in every unit
Grodan Gro-Smart Tray Insert -monitors-&-timers Stays sharper longerYour 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!
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