Xtreme Gardening

Unlike our competition, we never buy liquidated inventory or old, deeply-discounted, soon-to-be-expired nutrients. We receive new products every few days, so when you buy from GYOstuff, rest assured you’re buying only the freshest nutrients for your plants.

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All-Purpose Feeder Paks, 500 ea Azos Beneficial Microbes, 6 oz Azos Beneficial Microbes, 12 oz
All-Purpose Feeder Paks, 500 eaAzos Beneficial Microbes, 6 ozAzos Beneficial Microbes, 12 oz

Supplies nutrients for up to 12 months.

Natural growth promoter. Use with seed starting, cuttings and established plants.

Natural growth promoter. Use with seed starting, cuttings and established plants.

$99.99

$29.95

$49.95

CalCarb Foliar Spray, 6 oz CalCarb Foliar Spray, 3 oz Mykos Granular Mycorrhizae 1 lb
CalCarb Foliar Spray, 6 ozCalCarb Foliar Spray, 3 ozMykos Granular Mycorrhizae, 1 lb

Increases calacium and CO2 naturally.

Increases calcium and CO2 levels naturally.

Natural root promoter. Increases availability of nutrients and improves soil structure. Leads to the boom in bloom!

$49.95

$19.99

$19.95

Mykos Granular Mycorrhizae, 2.2 lb Mykos Granular Mycorrhizae, 20 lb Mykos Granular Mycorrhizae, 100g "Single Serving"
Mykos Granular Mycorrhizae, 2.2 lbMykos Granular Mycorrhizae, 20 lbMykos Granular Mycorrhizae, 100g "Single Serving"

Natural root promoter. Increases availability of nutrients and improves soil structure. Leads to the boom in bloom!

Natural root promoter. Increases availability of nutrients and improves soil structure. Leads to the boom in bloom!

Natural root promoter. Increases availability of nutrients and improves soil structure. Leads to the boom in bloom!

$31.95

$199.95

$3.95

$3.59

Mykos Drops Root Paks Granular Mycorrhizae, 1.1 lbs Mykos Drops Root Paks Granular Mycorrhizae, 11 lbs Mykos WP (Wettable Powder) Mycorrhizae 12 oz
Mykos Drops Root Paks Granular Mycorrhizae, 1.1 lbsMykos Drops Root Paks Granular Mycorrhizae, 11 lbsMykos WP (Wettable Powder) Mycorrhizae 12 oz

Conveniently packaged in biodergadable packets - perfect for use in hydroponics.

Conveniently packaged in biodergadable packets - perfect for use in hydroponics.

Mycorrhizae for established plants. For use in hydroponics, soil, and soilless growing media.

$24.95

$189.95

$24.95

Mykos WP (Wettable Powder) Mycorrhizae 15 lbs Mykos WP (Wettable Powder) Mycorrhizae 2.2 lbs Xtreme Tea Brews, 90 gm Packs, 10 Pack
Mykos WP (Wettable Powder) Mycorrhizae 15 lbsMykos WP (Wettable Powder) Mycorrhizae 2.2 lbsXtreme Tea Brews, 90 gm Packs, 10 Pack

Mycorrhizae for established plants. For use in hydroponics, soil, and soilless growing media.

Mycorrhizae for established plants. For use in hydroponics, soil, and soilless growing media.

Includes (10) 90 gm tea brewing packages.

$349.95

$314.99

$55.99

$49.95

Xtreme Tea Brews, 500 gm Packs, 14 Pack
Xtreme Tea Brews, 500 gm Packs, 14 Pack

Includes (14) 500gm tea brewing packages.

$349.95

$299.99

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