VidaWool Rockwool Block 64 with Hole, 4 Inch x 4 Inch x 4 Inch - Case of 144 Select Rockwool Type:Block 144 with Hole, 6" x 6" x 4", Case of 64 But if you feel like

But if you feel like they have become dry during storage or shipping

they can be slow to establish - 4-8 weeks under ideal conditions - meaning they are best used for prevention and low-level management of thrips infestations

Accommodates all popular brand trays and reservoirs

Transplants

activated carbon literally traps the carbon-based contaminants in the air that could harm you and keep them locked tight inside the filter

VidaWool Rockwool Block 64 with Hole, 4 Inch x 4 Inch x 4 Inch - Case of 144 Select Rockwool Type:Block 144 with Hole, 6" x 6" x 4", Case of 64 But if you feel likeVidaWool. Cultivate With Confidence VidaWool blocks provide the space and uniform water and nutrient distribution they need to continue thriving in their second stage of life. Equipped with a UV protection liner and Hydro Xtend water dispersion technology, VidaWool blocks are intelligently designed to deliver healthy, even root zones and consistent crop performance. Mineral wool growing media helps to give more steerability to the grower and