Growing Media

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Soil is not Nature's only option for growing plants!

Depending on the plants you grow, there are several options to choose from, including hydroponics (water), manmade materials, and some other natural materials.

Use for indoor and outdoor gardening.

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Sort by manufacturer: Advanced Nutrients, Botanicare, Bountea, CANNA, Everest Nation, FoxFarm, General Hydroponics, General Organics, Generic, Grodan, Growstone, Hydrodynamics International, Hydrofarm, Jiffy, Potter's Gold, Roots Organics, STG, Sunleaves, Sunlight Supply, Supernatural

A-OK Starter Plug Sheet

A-OK Starter Plugs are designed for starting seeds and plant clones. They come in a sheet that fits any standard 10" x 20" flat.
$10.99 - $12.69

Big Mama Block - 8 x 8 x 8

It's the largest grow block ever produced by Grodan! The Big Mama™ contains well over twice as much stonewool as the popular Hugo block.
$7.90 - $129.31

Black Gold Natural and Organic - 16 quart

Black Gold Natural & Organic is formally known as Black Gold All Organic potting soil.

Black Gold Seedling Mix - 16 quart

If you're a gardening enthusiast, start your seedlings and cuttings off right with Black Gold Seedling Mix.

CANNA Coco Bricks

CANNA Coco bricks are designed to make growing easy and also save time, money, and effort! Simply add water and your ready to go!
$12.50 - $24.50

CANNA Coco Coir - 50L / 11.35 gallon bag

CANNA Coco substrate is 100% organic and consists of fine fibers with uniform structure. This loose coco grow media is free from viruses and soil diseases.

Case: 30 A-OK Starter Plug Sheets

A-OK Starter Plugs are designed for starting seeds and plant clones. They come in a sheet that fits any standard 10" x 20" flat.
$299.81 - $346.15

Chunky Perlite - 4 cu ft

This chunky perlite features extra-large particles, which maximize nutrient uptake and oxygenation at the root level.

Cocogro Bale

When hydrated with 3 gallons of water, the compressed Cocogro Bale expands to about 70 liters. In it's dry form, it measures 11 x 11 x 7 (about 5 kg).

Cocogro Boss

Cocogro Boss comes in its own growing container! It contains a coarse fiber mat at the bottom to allow drainage, yet keeps the coir fiber particles from exiting. Once hydrated, the compressed organic coir fiber expands to the height of the horticultural-grade poly bag.
$3.25 - $18.50

Cocogro Brick

Botanicare Cocogro Bricks measures 8 x 4 x 2 and expand to 8 to 9 liters when hydrated with 1/2 gallon of water.
$2.45 - $26.50

CocoTek Fine Coir Bale

General Hydroponics CocoTek Fine Coir Bales are 100% organic! CocoTek Coir is an environmentally-friendly renewable resource that will break down in about three years.

Crop Circles - pack of 5

If you prefer coir fiber for your garden, you might consider trying Crop Circles coir fiber coco peat disks.


Eliminate algae and the breeding ground for fungus gnats in your hydroponics with the pesticide-free CubeCap!
$1.65 - $1.95

CubeCap- 10 Count

Eliminate algae and the breeding ground for fungus gnats in your hydroponics with the pesticide-free CubeCap!
$14.95 - $18.50

Europonic Rockwool Conditioner

Europonic Rockwool Conditioner is a growing media conditioner that neutralizes the pH level of rockwool to provide maximum nutrient uptake to your plants.
$15.25 - $33.95

Expert Delta Gro-Slab

The Expert stonewool in these Gro-Slabs has vertical fibers that allow the water (nutrient solution) to move quickly through the slab. This quick draining process prevents water logging and enhances aeration of the plant roots. A popular choice for hydroponics growers!
$7.73 - $109.53

FoxFarm Light Warrior Grow Medium

Light Warrior Agro-Ponic is our preferred organic growing medium when germinating seeds or transplanting.

FoxFarm Original Planting Mix - 1 cu. Foot

FoxFarm's premium organic planting mix is designed to be worked into the soil every time you plant.

Gardening Indoors with Rockwool

This 128 page reference book gives you a step-by-step guide to achieving 20 to 50 percent higher yields with rockwool growing media.


Geohumus is a sponge-like odorless granulate that absorbs water, then releases it as your plant needs the moisture.
$12.79 - $67.99

Gro-Smart Tray Insert

The Grodan Gro-Smart Tray Insert was designed to hold any of the popular Grodan starter stonewool options.

Grodan Gro-Blocks

Grodan Gro-Blocks are cubes of stonewool (rockwool) that have a grooved base which promotes drainage to avoid root rot.
$201.19 - $242.47

Grodan Growcubes

Growcubes are small 1/4-inch cubes of stonewool (rockwool). They're made of the same high-quality stonewool as larger Grodan cubes and slabs, but these miniature sized Growcubes fit any container size or shape.
$41.74 - $82.77

Grodan Hugo Gro-Block

Grodan Gro-Blocks are cubes of stonewool (rockwool) that have a grooved base which promotes drainage to avoid root rot.
$3.53 - $154.11

Grodan Macroplugs

Macroplugs are great for plant cloning or starting seedlings.
$11.25 - $328.25

Grodan Mini-blocks

The starter Mini-blocks from Grodan are popular for seed and plant cutting propagation. The fibrous structure of the Starter Mini-blocks creates an ideal air-to-water ratio that encourages robust root development.
$8.74 - $359.15

Grodan Uni-Slab

The Uni-Slab combines all the benefits of Grodan's traditional stonewool slabs with the versatility of a block. Its large size gives great stability for any size plant.
$4.95 - $74.95

Growstone Gnat Nix

Gnat Nix is the only environmentally friendly and scientifically proven product on the market to help control your fungus gnat infestation!
$11.99 - $46.75

Growstone Hydroponics Substrate - 1.25 cubic foot

Growstones are earth friendly, with 97% of their content consisting of recycled glass products. Even the bag is made from recyclable paper.

Happy Frog Potting Soil - 12 quart

A natural, organic growing medium, Happy Frog stimulates root development to strengthen your plants and keep them in optimum health.

Jiffy-7 Peat Pellet - 50 mm - case of 240

?Create a natural seedling pot with the nontoxic Jiffy-7 Peat Pellets, made of biodegradable sphagnum peat moss and coir fibers.

Jiffy-7 Peat Pellets

Jiffy-7 Peat Pellets are the convenient, no-mess way to start flower and vegetable seeds and cuttings.
$3.50 - $107.95

Jump Start Peat Pellets - 36 pack

These fast-expanding, earth-friendly peat pellets are the refills used with the Hydrofarm Jump Start Pellet Greenhouses.

Jumpstart 12 Pellet Window Greenhouse kit

The Jumpstart 12 Pellet Window Greenhouse is perfect for germinating flower, herb and vegetable seeds.

Mother Earth BioChar - 1 cu. ft.

Similar to how plants thrive in areas surrounding forest fires, Mother Earth BioChar gives your soil the nutrients it needs to create healthy soil for your plants.

Mother Earth Hydroton

Cost effective growing medium that uses clay to help retain moisture and accelerate plant growth.
$9.95 - $29.95

Oasis Growing Medium

An excellent alternative to Rockwool starter cubes!

Ocean Forest Potting Soil - 12 quart

FoxFarm Ocean Forest is an organic potting soil mix that's ideal for container plants. It has a light texture for fast root growth, and is well aerated to prevent water logging.

Organic Bountea Humisoil

Organic Bountea Humisoil is a certified organic soil amendment that is gentle on plants. Great for indoor or outdoor use!

Perlite - 8 quart container

Great additive to soil sources for aeration and drainage.

Potter's Gold Premium Potting Soil - 1.5 Cubic Foot Bag

Premium soil produced in the USA, custom blend ideal for a wide variety of crops including vegetables, annuals, perennials, tropicals and foliage plants.

Rapid Rooter replacements plugs

If you use the General Hydroponics Rapid Rooter Tray, you will need 50 of these replacement plugs for your next growing season.
$14.25 - $179.95

Rapid Rooter Tray with Plugs

The Rapid Rooter Kit comes with a 50-cell plug tray and includes grow plugs.
$19.95 - $37.95

ReadyGro Aeration Formula - 1.5 cu ft

Botanicare ReadyGro Aeration is a specialized soilless growing medium formulated for hydroponics gardens that require multiple waterings each day.

ReadyGro Moisture Formula - 1.5 cu ft

ReadyGro Moisture Formula, from Botanicare, is a specialized soilless growing medium created for outdoor use. Use it for plants that are exposed to hot, dry environments or infrequent watering. It is also well suited for hand-watering or automated pots and planters with large plants.

ReadyGro Super Plugs - case of 1400

Ready Gro Super Plugs have the consistency of a sponge-like material. These biodegradable and 100% organic soilless grow plugs are made of composted tree bark and other organic materials.

Root Riot Cube Tray with Clonex

Made from composted organic materials, Root Riot starter cubes have a great spongy texture which retains the perfect air-to-water ratio for healthy, rapid root growth.

Root Riot Cubes

Suitable for both plant cuttings and seed germination, Root Riot Cubes give you faster, more vigorous rooting results.
$15.25 - $24.95

Roots Organics Natural & Organic - 5 gallon bag

Roots Organics Natural & Organic is a quality ready-to-use coco fiber-based potting soil.

Round Jiffy Peat Pot - 4-inch

Round Jiffy Peat Pots decompose right into the soil, so there's no risk of root damage because you don't remove the plant from the peat pot.

Soil Moist

Soil Moist was developed to reduce the amount of water needed to maintain vigorous plants. It's a non-toxic, environmentally-friendly polymer that acts like a sponge, holding over 200 times its weight.
$7.49 - $10.49

Sunleaves Block Covers

Algae requires light to survive and when there is none, it dies. UVA-inhibited Sunleaves Block Covers protect your garden from algae growth by preventing the light from penetrating down to the growing medium.
$5.95 - $11.95

Supernatural Super Soak - 100 g

Supernatural Super Soak (previously known as Rockwool Soak) is an acid buffer that does not contain ammonia, so there's no worry of your plants getting burned.

Vermiculite - 8 quart

Horticultural Vermiculite is ideal for cloning plant cuttings and propagating seeds as it encourages a faster growth rate and has a neutral pH.

Wiggle Worm Earthworm Castings

Wiggle Worm Soil Builder Earthworm Castings are 100% Organic. Earthworm castings are an odorless, non-toxic, all natural plant food and soil amendment that provides amazing results.
$4.69 - $9.75
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