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Our selection of indoor garden grow mediums will give your plants the best opportunity for maximum growth and health. We carry the most… 247 in stock.
SaleSunshine Advanced Mix #4 is a professional grade OMRI listed potting mix, excellent for use in both indoor and outdoor container growing applications. Its Canadian Sphagnum peat…
SaleA great source of trace elements for fertilizing and soil conditioning, Alfalfa Meal has been used for decades by organic gardeners for roses and earthworms alike. The amendment…
SaleEnhance the growth and bloom of your crops with Down to Earth’s nutrient-rich and all-purpose fertilizer Bio-Fish. Bio-Fish is ideal primarily for vegetable gardens and outdoor…
A fertilizer blended with marine by-products and microorganisms, Down to Earth Bio-Live is a rich organic fertilizer that enhances nutrient uptake for all plant types. For best…
A fertilizer blended with marine by-products and microorganisms, Down to Earth Bio-Live is a rich organic fertilizer that enhances nutrient uptake for all plant types. For best…
A fertilizer blended with marine by-products and microorganisms, Down to Earth Bio-Live is a rich organic fertilizer that enhances nutrient uptake for all plant types. For best…
Down To Earth™ Bone Meal 3-15-0 is also recognized as the ideal organic fertilizer when planting bulbs. For most bulbous flowering plants, phosphorous is a key nutrient for root…
SaleDown To Earth? Feather Meal 12-0-0 is derived from hydrolyzed, dried and ground poultry feathers. An all-natural source of slow-release nitrogen, it is perfect for corn, tomatoes…
Down To Earth™ Kelp Meal 1-0.1-2 is pure Ascophyllum nodosum seaweed from the clean, cold waters of the North Atlantic Ocean. Hand-harvested, carefully dried and finely milled…
SaleDTE™ Kelp Meal is an excellent all-purpose fertilizer to support plants through all phases of growth. OMRI listed and CDFA registered, National Organic Program approved. Size: 4…
SaleDTE™ Kelp Meal is an excellent all-purpose fertilizer to support plants through all phases of growth. OMRI listed and CDFA registered, National Organic Program approved. Size: 50…
SaleNeptune’s Harvest Organic Fish and Seaweed Blend Fertilizer gives you the best of both products in a perfect blend of fish hydrolysate and seaweed. This organic liquid has a…
SaleVEG+BLOOM SHINE is a flowering phase additive. Just add it to your reservoir during reproductive growth. Usually in weeks 3-7 it will push your plant to bloom as heavily as your…
SaleVEG+BLOOM SHINE is a flowering phase additive. Just add it to your reservoir during reproductive growth. Usually in weeks 3-7 it will push your plant to bloom as heavily as your…
SaleVEG+BLOOM SHINE is a flowering phase additive. Just add it to your reservoir during reproductive growth. Usually in weeks 3-7 it will push your plant to bloom as heavily as your…
VEG+BLOOM SHINE is a flowering phase additive. Just add it to your reservoir during reproductive growth. Usually in weeks 3-7 it will push your plant to bloom as heavily as your…
The key to award-winning plants in a bottle. Voodoo Juice by Advanced Nutrients is a root-enhancing and plant-strengthening liquid nutrient. Filled with active bacteria strains…
Sale1-liter bottle Noticeable plant growth 50 billion microbes per liter Increases root mass by 90%
Sale23-liter bottle Noticeable plant growth 50 billion microbes per liter Increases root mass by 90%
Sale4-liter bottle Noticeable plant growth 50 billion microbes per liter Increases root mass by 90%
SaleSoilNoc® PTM-Myco is a specifically selected blend of naturally occurring stabilized soil biology on a proprietary matrixed nutrient carrier. SoilNoc® PTM-Myco has a concentrated…
SaleFROM THE MANUFACTUERER: Designed and crafted as our best all-purpose substrate, BIOALL is our most flexible and forgiving nutrient-rich blend of coir, peat, and perlite, combined…
FROM THE MANUFACTUERER: BIOBLEND is a premium blend of coir, peat, and perlite, combined with our patented bioCHARGE™ technology. This high-porosity blend is more forgiving than…
SaleFROM THE MANUFACTUERER: BIOBLEND is a premium blend of coir, peat, and perlite, combined with our patented bioCHARGE technology. This high-porosity blend is more forgiving than…
SaleFROM THE MANUFACTUERER: BIOBLEND is a premium blend of coir, peat, and perlite, combined with our patented bioCHARGE technology. This high-porosity blend is more forgiving than…
SaleFROM THE MANUFACTUERER: Our powerhouse blend and most nutrient-dense mix. Meticulously crafted with coir, peat, perlite and our patented bioCHARGE technology. BIOFLOWER is…
SaleON-Gard is an organic biological fertilizer and proprietary formulation that improves the uptake and utilization of essential elements to enhance plant growth and vigor throughout…
SaleBlacksmith Bioscience Armory SP is a natural, organic fertilizer blends powerful Bacillus and Streptomyces bacteria to supercharge plant growth. From promoting vigorous roots and…
SaleBotanicare Organicare True Earth Potting Mix is a revolutionary organic formula that provides everything your plants crave for vigorous growth and abundant blooms. Made with only…
ReadyGro™ Aeration is a 60/40 blend of coir, perlite and amendments. The Aeration formula is specifically designed to retain less moisture providing a faster dry back period…
SaleThe Guano Company’s Budswel is built for strong, multiple blooms in fruiting and flowering plants. Its’s a high phosphorous mix of bat and seabird guano plus earthworm castings…
SaleBIOCANNA Bio Terra Plus is a plant-based natural blend of ingredients specifically developed for use in organic farming. It is OMRI listed and thus verified for organic use…
SaleCANNA Coco is the cleanest coco substrate out there with premium source materials. This is an all-natural plant medium by CANNA that is balanced for optimum growing. It’s a…
SaleThe CANNA Coco Brick is a brick version of the brands premiere Coco medium. CANNA Coco Bricks are specially designed to hold more water; helping it expand quickly. CANNA Coco…
SaleBuy in bulk and save big time with CANNA Coco Coir. This is an all-natural plant medium by CANNA that is balanced for optimum growing. It’s a structured medium that is free from…
SaleTrusted by commercial and home growers worldwide, Cloud Coir is a premium medium from the Char Coir lineup that combines high-pith coco coir with perlite to minimize compaction…
SaleCultiwool 4” x 4” x 4” Blocks are commercial stonewool blocks designed to grow crops in greenhouses and hydroponic operations. The fiber structure provides a superb air-to-water…
SalePrice includes (1) block Measures 36″x6″x3″ Low density fiber with firm support
SalePrice includes (16) slabs Measures 36″x6″x3″ Low density fiber with firm support
SaleCultilene 6″ rockwool slabs provide a high-quality stonewool alternative for hydroponic and indoor cultivation. Each slab comes fully wrapped in a plastic sleeve to allow planting…
SaleCultilene 6″ rockwool slabs provide a high-quality stonewool alternative for hydroponic and indoor cultivation. Each slab comes fully wrapped in a plastic sleeve to allow planting…
Price includes (1) block Measures 6″x6″x4″ Low density fiber with firm support Macro-plug cutout
SalePrice includes (64) block Measures 6″x6″x4″ Low density fiber with firm support Macro-plug cutout
SaleCultiwools’ stone wool growing slabs provide the final stage for growing crops. With the different dimensions and the possibilities of different plant holes pre-cut in the slabs…
SalePrice includes (1) block Measures 36″x8″x3″ Low density fiber with firm support
SaleCultilene 8″ rockwool slabs provide a high-quality stonewool alternative for hydroponic and indoor cultivation. Each slab comes fully wrapped in a plastic sleeve to allow planting…
SaleCultiwools’ stone wool growing slabs provide the final stage for growing crops. With the different dimensions and the possibilities of different plant holes pre-cut in the slabs…
SaleThe Cultiwool 8″ x 8″ x 8″ Growing Blocks deliver superior water uptake and homogeneous distribution throughout the substrate, ensuring optimal growing conditions for your largest…