3'' Square Grow Lids

Dual-sided 5.5mil grow lids have a white face to reflect light back to the plants and a black side to block light and help with algae, mildew and pest control....
$3.99

Dual-sided 5.5mil grow lids have a white face to reflect light back to the plants and a black side to block light and help with algae, mildew and pest control. Available in round and square styles. Sold in packs of 40.

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