VidaWool Rockwool Block 40 with Hole, 4 Inch x 4 Inch x 2.5 Inch - Case of 216 Select Rockwool Type:Block 40 with Hole, 4" x 4" x 2.5", Case of 216 Hydro-Xtend water dispersion technology optimizes

Hydro-Xtend water dispersion technology optimizes steerability of water content: Water doesn’t just sit in the bottom of the block

Cabbage aphid (Brevicoryne brassicae)

Customized polyethylene collars are more durable and maintain shape longer than other neoprene collars

Seedlings started in cubes are easily transferred to blocks and then onto slabs

VidaWool Rockwool Block 40 with Hole, 4 Inch x 4 Inch x 2.5 Inch - Case of 216 Select Rockwool Type:Block 40 with Hole, 4" x 4" x 2.5", Case of 216 Hydro-Xtend water dispersion technology optimizesVidaWool. 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