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Delta 8 (with hole) 4" x 4" x H3" Delta 8 (with hole) 4” x 4” x H3” (eco-8010)Delta 8 Block, 4"x4"x3", with hole, case of 180
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The purpose is to su... — Ships from Seattle, Washington USA — FREE shipping when ordering $75 or more of qualifying items....more.
Delta 8 (no hole) 4" x 4" x H3" Delta 8 (no hole) 4” x 4” x H3” (eco-8009)Delta 4 Block, 3x3x2.5", no hole, case of 384
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The purpose is to supp... — Ships separately from Seattle, Washington USA — FREE shipping when ordering $75 or more of qualifying items....more.
Delta 6.5 (with hole) 4" x 4" x H2.5" Delta 6.5 (with hole) 4” x 4” x H2.5” (eco-8008)Delta 6.5 Block, 4"x4"x2.5", case of 216
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The purpose is to supp... — Ships from Seattle, Washington USA...more.
Delta 5.6 (with hole) 3" x 3" x H4" Delta 5.6 (with hole) 3” x 3” x H4” (eco-8007)Delta 5.6 Block, 3"x3"x4", case of 256
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The purpose is to support t... — Ships from Seattle, Washington USA — FREE shipping when ordering $75 or more of qualifying items....more.
Delta 4 (with hole) 3" x 3" x H2.5" Delta 4 (with hole) 3” x 3” x H2.5” (eco-8006)Delta 4 Block, 3"x3"x2.5" with hole, case of 384
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The purpose is to... — Ships from Seattle, Washington USA...more.
Delta 4 (no hole) 3" x 3" x H2.5" Delta 4 (no hole) 3” x 3” x H2.5” (eco-8005)Delta 4 Block, 3x3x2.5", no hole, case of 384
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The purpose is to supp... — Ships separately from Seattle, Washington USA — FREE shipping when ordering $75 or more of qualifying items....more.
Starter Mini Blocks 2" (1440 per Cs) size: 12/strip Starter Mini Blocks 2” (1440 per Cs) size: 12/strip (eco-8004)Starter Mini Blocks 2” (Case of 1440) size: 12/strip. Mini-Blocks sit in a tray (flat) without support for easy starting of seeds and cuttings. These Mini-Blocks are individually wrapped in white plastic to minimize algae growth. Remove wrapping and transplant into any loose media such as Growcubes or coconut fiber or le... — Ships separately from Seattle, Washington USA...more.
Starter Mini Blocks 1.5" (2250 per Cs) size: 15/strip Starter Mini Blocks 1.5” (2250 per Cs) size: 15/strip (eco-8003)Starter Mini Blocks 1.5” (Case of 2250) size: 15/strip
Manufacturer's Product Information
MSRP $370.83
... — Ships from Seattle, Washington USA — FREE shipping when ordering $75 or more of qualifying items....more.
A-OK Starter Plugs 2" (1500 Cs) size: 50/sheet A-OK Starter Plugs 2” (1500 Cs) size: 50/sheet (eco-8002)Grodan Plant Starter Plugs
A-OK Starter Plugs are for starting seeds and rooting of cuttings prior to
plugging into the larger Gro-Blocks. The 1.5” size work perfectly in the
white Grodan Starter Tray. A-OK plugs come labeled with instructions in
a shrink-wrapped sheet that fits a standard 10x20 tray (flat).
... — Ships from Seattle, Washington USA — FREE shipping when ordering $75 or more of qualifying items....more.
A-OK Starter Plugs 1.5" (2940 Cs) size: 98/sheet A-OK Starter Plugs 1.5” (2940 Cs) size: 98/sheet (eco-8001)Grodan Plant Starter Plugs
A-OK Starter Plugs are for starting seeds and rooting of cuttings prior to
plugging into the larger Gro-Blocks. The 1.5” size work perfectly in the
white Grodan Starter Tray. A-OK plugs come labeled with instructions in
a shrink-wrapped sheet that fits a standard 10x20 tray (flat).
... — Ships from Seattle, Washington USA — FREE shipping when ordering $75 or more of qualifying items....more.
A-OK Starter Plugs 1" (6000 Cs) size: 200/sheet A-OK Starter Plugs 1” (6000 Cs) size: 200/sheet (eco-8000)Grodan Plant Starter Plugs
A-OK Starter Plugs are for starting seeds and rooting of cuttings prior to
plugging into the larger Gro-Blocks. The 1.5” size work perfectly in the
white Grodan Starter Tray. A-OK plugs come labeled with instructions in
a shrink-wrapped sheet that fits a standard 10x20 tray (flat).
... — Ships separately from Seattle, Washington USA — FREE shipping when ordering $75 or more of qualifying items....more.
Agrowool Absorbent (40 lbs.) Agrowool Absorbent (40 lbs.) (eco-5540D)Grodan Granulate
Granulated stonewool can be used alone or
mixed with other loose media such as expanded
clay rocks. Eg. The addition of water absorbent
granulate to peat mixes at 25-50% volume
increases water holding capacity and aeration,
improving plant growth and shelf life. The water
repellent granulates are superior substitutes for
aer... — Ships separately from Seattle, Washington USA...more.
Agrowool Absorbent (20 lbs.) Agrowool Absorbent (20 lbs.) (eco-5540C)Grodan Granulate
Granulated stonewool can be used alone or
mixed with other loose media such as expanded
clay rocks. Eg. The addition of water absorbent
granulate to peat mixes at 25-50% volume
increases water holding capacity and aeration,
improving plant growth and shelf life. The water
repellent granulates are superior substitutes for
aer... — Ships separately from Seattle, Washington USA...more.
Grodan Med. Grade Repellant (45 lbs.) Grodan Med. Grade Repellant (45 lbs.) (eco-5540B)Grodan Granulate
Granulated stonewool can be used alone or
mixed with other loose media such as expanded
clay rocks. Eg. The addition of water absorbent
granulate to peat mixes at 25-50% volume
increases water holding capacity and aeration,
improving plant growth and shelf life. The water
repellent granulates are superior substitute... — Ships separately from Seattle, Washington USA...more.
Grodan Med. Grade Absorbent (45 lbs.) Grodan Med. Grade Absorbent (45 lbs.) (eco-5540A)Grodan Granulate
Granulated stonewool can be used alone or
mixed with other loose media such as expanded
clay rocks. Eg. The addition of water absorbent
granulate to peat mixes at 25-50% volume
increases water holding capacity and aeration,
improving plant growth and shelf life. The water
repellent granulates are superior substitute... — Ships separately from Seattle, Washington USA...more.
Growcubes - large bag Fills 23- 1 gal pots (2 cubic feet 3 per Case) Growcubes - large bag Fills 23- 1 gal pots (2 cubic feet 3 per Case) (eco-5537C)Grodan Mini Cubes, 2 Cubic Feet bag, case of 3
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making diffe... — Ships from Seattle, Washington USA...more.
