Top 10 Best Rockwool Slab

Gro-Slabs provide the final stage for growing a spectacularly large plant.. Transplant your Gro-Block plant onto a slab just like professional growers.. They come in clearly marked biodegradable UV resistant sleeves for comfortable handling and algae prevention. Uni-slab - All plant roots are protected and contained for the life of the plant.. Due to its size, the Uni-Slab is perfect for one large plant. Uni-Slab has the benefits of a slab with the versatility of a block.. All Gro-Slabs have vertical fibers except the 12 inch Gro-Slab, which has horizontal fibers..

Grodan slabs - the final stage of planting with growing blocks are the Grodan slabs. These slabs come in clearly marked UV resistant poly sleeves for ease of use.. Recommended for larger, long term crops with extensive roots like peppers, tomatoes, or cucumbers. Typically, seedlings in blocks are placed onto slabs.. Grodan expert is the slab that drains The fastest because of its vertical fibers. By far the most popular slab for the hydroponic hobbyist market.. Grodan Master is a special wetdry slab. The top layer is thicker, which stays Wetter, while the bottom layer stays drier. In effect It defies gravity, allowing more even distribution of moisture throughout the slab..

Each Block is 4 x 4 x 4 with a hole at the top. Gro-block holes are the perfect size for any 1.5 Starter plug or macroplug. Plants can be fully grown in these gro-blocks. The bases of the gro-blocks are grooved to promote drainage and to avoid wet feet. Comes with Twin Canaries Liquid Volume Conversion Chart.

BAY HYDRO LLC Ships in 24 HOURS, Don't believe the Estimated Date, As we are SUPER FAST.

Reduce top feed counts by 50. Never waste a drop - encompassing bottom lip directs all liquid into your Rockwool cubes and straight to your plants' roots.. Feed your plants less - Let root zones dry more consistently rates . FloraCap covers top of media, still allows necessary oxygen.. Built in overflow saves excess water and nutrients.. Maneuvering your plants is now much easier by grabbing ahold of the FloraCap..

Heavy duty 4 ft x 8 ft quick assembly tray stand. Absolutely no tools required. Can be assembled in 5 minutes or less. Accommodates all popular brand ID inside dimension trays. Tray sold separately.

CRC Press.

Star's General Store Ships Genuine GRODAN HUGO BLOCKS Guaranteed or Money Back 3 day Processing time when in stock.

Made at the Grodan factories. The wool used in GRODAN is configured specifically with Delta Technology. Plain brown half case sizes. Better quality and drainage than other value-priced Rockwool. Resting saturation measurements taken from QD slabs vs. Neptune slabs. Pargro QD was 10 drier than Neptune slabs. Plain brown half case sizes. Better quality and drainage than other value-priced rockwool..