Growing Media

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where oth...

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where oth...

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where oth...

Pargro is the leader among affordable horticultural rockwool. Made right in the Grodan factory, you can be assured of a high quality product at a g...

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where oth...

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where oth...

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where oth...

The renewed plugs result in a maximum number of useable and homogeneous seedlings. Both form and strength have been greatly improved for good machi...

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where oth...

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where oth...

This loose fill, non-bagged product consists of small stonewool croutons about the size of a fingernail. When you use this potting mix the miniatur...

These rockwool plant starting plugs feature a slit for easy insertion of rooted cuttings. Ideal for growers using aeroponic EZ-Clone machines. They...

Grodan ImprovedGro Block Improved Mini Block 2" Shrink wrapped/StripGrodan partnered with the Wageningen University and Research facility in The Ne...

Grodan ImprovedGro Block Improved GR7.5 Medium 4" w/Hole 4" x 4" x 3.1" Shrink wrapped/StripGrodan partnered with the Wageningen University and Res...

Grodan ImprovedGro Block Improved GR5.6 Large 3" w/Hole 3" x 3" x 4" Shrink wrapped/StripGrodan partnered with the Wageningen University and Resear...

Grodan ImprovedUniblock GR40, 8" x 8" x 4"Grodan partnered with the Wageningen University and Research facility in The Netherlands and top growers ...

Grodan Improved GR10 (White Foil) 4” x 4” x 4” (1584 blocks – Loose on Pallet) Grodan ImprovedGrodan partnered with the Wageningen University and R...

Grodan Improved GR10 (White Foil) 4” x 4” x 4” (1584 blocks – Loose on Pallet) Grodan ImprovedGrodan partnered with the Wageningen University and R...

Grodan Improved Hugo (White Foil) 6” x 6” x 5.8” (512 blocks – Loose on Pallet) Grodan ImprovedGrodan partnered with the Wageningen University and ...

Grodan Improved Jumbo (White Foil) 6” x 6” x 4” (Case of 64) Grodan ImprovedGrodan partnered with the Wageningen University and Research facility i...

Grodan Improved Hugo (White Foil) 6” x 6” x 5.8” (Case of 64) Grodan ImprovedGrodan partnered with the Wageningen University and Research facility ...

Stonington Blend™ Organic Growers Mix Stonington Blend™ Organic Grower’s Mix is an OMRI listed, complex “Super Soil” designed for high performance ...

Quoddy Blend™ Lobster CompostQuoddy Blend™ Organic Lobster Compost is hand-crafted to offer you what we believe is THE BEST composted soil for main...

Coirganic Coco is a 100% certified organic growing medium made from coconut pith and fiber. Coirganic Coco received its certification from CDFA (Ca...

The Coco Cube is designed to plant a clone or seed to veg and flower in.  It is equivalent in size to a 6" x 6" x 4" rockwool block.  Because of th...

Char Coir loose coco coir is a professional grade growing medium made from 100% coconut fiber.  Char Coir brand coco coir has received RHP certific...

Cloud Coir is a ready-to-grow, RHP certified, blended coco coir and perlite medium. One of the most important elements a plant needs to grow is oxy...

LIGHT-MIX Substrates Light-Mix is the ideal substrate for organic farmers who wish to have control in the growth of their plants through the appli­...

Coco-Mix is an organic substrate that can be used in combination with special coco nutrients containing organic minerals. Coconut fibres are compri...

WHAT MAKES ROOTS ORGANICS LUSH MIX SUPERIOR TO ITS COMPETITION?Roots Organics Lush growing mix is an amended peat-based media that delivers absolut...

Roots Organics Coco Chips have a near perfect natural pH level (5.2—6.3) for optimum nutrient uptake. Roots Organics Coco Chips are premium aged an...

Roots Organics Coco Fiber has a near perfect natural pH level (5.2—6.3) for optimum nutrient uptake. Roots Organics Coco Fiber is premium aged and ...

Roots Organics Green Lite growing mix was created as an aggressively free draining indoor and outdoor potting mix. Green Lite is designed with more...

Please note this item is temporarily unavailable due to high demand and limited source materials. It should be available again in a few weeks. Root...

Roots Organics Green Fields is a sea-nutrient-based growing mix designed for both the vegetative-and flowering phases of mature plants. Green Field...

KO KO BOP™ is a blend of renewable coconut coir and aged forest products with perlite for aeration.This grow bag is ready for planting; plant direc...

Use Big & Chunky Perlite in containers with FoxFarm's Ocean Forest or Happy Frog Potting Soil to help improve drainage and keep roots oxygenate...

Big Boy Pants Plain Jane Coconut Coir is the basic foundation for your growing program. It’s a Plain Jane mix that contains a proprietary blend of ...

GROW!T Loose Premium Coco Fiber is a superior quality, 100% natural coir hydroponic growing medium, processed and manufactured under strict quality...

Give your plants a sturdy growing structure with GROW!T’s Coco Coir Bricks. Now available at Hydrofarm, Coco Coir Bricks support your plants all ye...

Give your plants a sturdy growing structure with GROW!T’s CoCo Coir Bricks. Now available at Hydrofarm, CoCo Coir Bricks support your plants all ye...

Lightweight coconut croutons. A great organic alternative to clay pellets or rocks. Coco Coir croutons are fresh water rinsed and ready to use. The...

Use GROW!T organic coco coir planting chips to promote growth for tropical flowers and plants. It works both indoors and outdoors and is ideal for ...

Use this block of organic coco coir planting mix to promote root growth for flowers, vegetables, herbs, and more. It works as both an indoor and ou...

GROW!T Perlite is a versatile and inert soil amendment and soilless medium. Use it to aerate soil in container gardening, for germination and propa...

Perlite is a unique volcanic mineral which expands from four to twenty times its original volume when it is heated. Perlite can reach temperatures ...

GROW!T Perlite is a versatile and inert soil amendment and soilless medium. Use it to aerate soil in container gardening, for germination and propa...

GROW!T Perlite is a versatile and inert soil amendment and soilless medium. Use it to aerate soil in container gardening, for germination and propa...