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Plant Supplements & Additives

    FloraFlex Nutrients - V2™ Nutrients FloraFlex
    FloraFlex Nutrients - V2™ Nutrients FloraFlex
    $8.89 - $38.89
    $8.89 - $38.89
    $8.89 - $38.89
    $8.89

    FloraFlex Nutrients - V2

    FloraFlex

    FloraFlex Nutrients are the highest quality, cleanest and most pH stable nutrients on the market. We are proud to bring you the first FloraFlex Nu...

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    $8.89 - $38.89
    $8.89 - $38.89
    $8.89 - $38.89
    $8.89
    HEAVY 16 Veg A 4-0-1 1 Gallon
    HEAVY 16 Veg A 4-0-1 Nutrients HEAVY 16
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69

    HEAVY 16 Veg A 4-0-1

    HEAVY 16

    HEAVY 16 Veg A • Improves overall plant nutrition• Improves soil/nutrient conditions for better crop yield• Optimizes soil/nutrient conditions for ...

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    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69
    HEAVY 16 Bud B 1 Gallon
    HEAVY 16 Bud B 1-3-6 Nutrients HEAVY 16
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69

    HEAVY 16 Bud B 1-3-6

    HEAVY 16

    HEAVY 16 BUD B • Improves overall plant nutrition• Improves soil/nutrient conditions for better crop yield• Optimizes soil/nutrient conditions for ...

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    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69
    HEAVY 16 Bud A 1 Gallon
    HEAVY 16 Bud A 2-0-3 Nutrients HEAVY 16
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69

    HEAVY 16 Bud A 2-0-3

    HEAVY 16

    HEAVY 16 BUD A • Improves overall plant nutrition• Improves soil/nutrient conditions for better crop yield• Optimizes soil/nutrient conditions for ...

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    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69
    FloraFlex Nutrients - B2™ Nutrients FloraFlex
    FloraFlex Nutrients - B2™ Nutrients FloraFlex
    $8.89 - $140.36
    $8.89 - $140.36
    $8.89 - $140.36
    $8.89

    FloraFlex Nutrients - B2

    FloraFlex

    FloraFlex Nutrients are the highest quality, cleanest and most pH stable nutrients on the market. We are proud to bring you the first FloraFlex Nu...

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    $8.89 - $140.36
    $8.89 - $140.36
    $8.89 - $140.36
    $8.89
    FloraFlex Nutrients - B1™ Nutrients FloraFlex
    FloraFlex Nutrients - B1™ Nutrients FloraFlex
    $8.89 - $38.89
    $8.89 - $38.89
    $8.89 - $38.89
    $8.89

    FloraFlex Nutrients - B1

    FloraFlex

    FloraFlex Nutrients are the highest quality, cleanest and most pH stable nutrients on the market. We are proud to bring you the first FloraFlex Nut...

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    $8.89 - $38.89
    $8.89 - $38.89
    $8.89 - $38.89
    $8.89
    FloraFlex Nutrients - V1™ Nutrients FloraFlex
    FloraFlex Nutrients - V1™ Nutrients FloraFlex
    $8.89 - $38.89
    $8.89 - $38.89
    $8.89 - $38.89
    $8.89

    FloraFlex Nutrients - V1

    FloraFlex

    FloraFlex Nutrients are the highest quality, cleanest and most pH stable nutrients on the market. We are proud to bring you the first FloraFlex Nu...

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    $8.89 - $38.89
    $8.89 - $38.89
    $8.89 - $38.89
    $8.89
    Xtreme Gardening TEA BREWS Easy-To-Use Compost Tea Nutrients Xtreme Gardening
    $56.25 - $356.95
    $56.25 - $356.95
    $56.25 - $356.95
    $56.25

    Xtreme Gardening TEA BREWS Easy-To-Use Compost Tea

    Xtreme Gardening

    Making compost tea has never been this easy, or this cost-effective. Xtreme Tea Brews are the most user-friendly, cost-effective method of brewing...

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    $56.25 - $356.95
    $56.25 - $356.95
    $56.25 - $356.95
    $56.25
    Xtreme Gardening MYKOS WP Pure Mycorrhizal Wettable Powder Nutrients Xtreme Gardening
    $27.50 - $1,050.00
    $27.50 - $1,050.00
    $27.50 - $1,050.00
    $27.50

    Xtreme Gardening MYKOS WP Pure Mycorrhizal Wettable Powder

    Xtreme Gardening

    Mykos WP is a natural, organic species of beneficial soil fungi that creates a "sponge-like" mass which collects and stores nutrients and water, ...

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    $27.50 - $1,050.00
    $27.50 - $1,050.00
    $27.50 - $1,050.00
    $27.50
    Xtreme Gardening AZOS Root Booster/Growth Promoter Nutrients Xtreme Gardening
    $21.45 - $859.00
    $21.45 - $859.00
    $21.45 - $859.00
    $21.45

    Xtreme Gardening AZOS Root Booster/Growth Promoter

    Xtreme Gardening

    Azos offers an innovative and economical method for helping plants acquire the nitrogen they need to grow stronger and healthier. The proprietary...

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    $21.45 - $859.00
    $21.45 - $859.00
    $21.45 - $859.00
    $21.45
    EZ-Clone Rooting Compound Nutrients Grow Light Central 2 oz
    EZ-Clone Rooting Compound Nutrients Grow Light Central 1 oz
    $12.95 - $42.99
    $12.95 - $42.99
    $12.95 - $42.99
    $12.95

    EZ-Clone Rooting Compound

    EZ-Clone

    EZ Clone Rooting Compound is a specially formulated rooting gel designed to initiate rapid, dense root growth in both softwood and hardwood cutting...

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    $12.95 - $42.99
    $12.95 - $42.99
    $12.95 - $42.99
    $12.95
    HEAVY 16 Veg B 1-2-5 1 Gallon
    HEAVY 16 Veg B 1-2-5 Nutrients HEAVY 16
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69

    HEAVY 16 Veg B 1-2-5

    HEAVY 16

    HEAVY 16 Veg B • Improves overall plant nutrition• Improves soil/nutrient conditions for better crop yield• Optimizes soil/nutrient conditions for ...

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    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69 - $1,784.99
    $14.69
    HEAVY 16 Roots Quart (32 oz)
    HEAVY 16 Roots 0.7-1-2 Nutrients HEAVY 16
    $104.99 - $11,969.99
    $104.99 - $11,969.99
    $104.99 - $11,969.99
    $104.99

    HEAVY 16 Roots 0.7-1-2

    HEAVY 16

    HEAVY 16 Roots • Improved overall plant nutrition• Improves soil/nutrient conditions for root growth• Support soil conditions for greater root mass...

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    $104.99 - $11,969.99
    $104.99 - $11,969.99
    $104.99 - $11,969.99
    $104.99
    Xtreme Gardening MYKOS ROOT PAKS Great For Hydro Nutrients Xtreme Gardening
    $25.50 - $203.95
    $25.50 - $203.95
    $25.50 - $203.95
    $25.50

    Xtreme Gardening MYKOS ROOT PAKS Great For Hydro

    Xtreme Gardening

    MYKOS Root Paks are conveniently packaged in 10 gram "Biodegradable Paks" for both soil and hydroponic applications. Simply place the pak at the ...

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    $25.50 - $203.95
    $25.50 - $203.95
    $25.50 - $203.95
    $25.50
    HEAVY 16 Finish 0-0-1 1 Gallon
    HEAVY 16 Finish 0-0-1 Nutrients HEAVY 16
    $31.49 - $3,254.99
    $31.49 - $3,254.99
    $31.49 - $3,254.99
    $31.49

    HEAVY 16 Finish 0-0-1

    HEAVY 16

    HEAVY 16 Finish • Improves overall plant nutrition• Improves efficiency of applied fertilizers• Supports conditions for better plant establishment ...

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    $31.49 - $3,254.99
    $31.49 - $3,254.99
    $31.49 - $3,254.99
    $31.49
    HEAVY 16 Foliar 1 Gallon
    HEAVY 16 Foliar 1-0-2 Nutrients HEAVY 16
    $52.49 - $734.99
    $52.49 - $734.99
    $52.49 - $734.99
    $52.49

    HEAVY 16 Foliar 1-0-2

    HEAVY 16

    HEAVY 16 Foliar • Improves overall plant nutrition• Corrects calcium/magnesium-based plant disorders• Improves tolerance of abiotic stress In our q...

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    $52.49 - $734.99
    $52.49 - $734.99
    $52.49 - $734.99
    $52.49
    HEAVY 16 Prime 1 Gallon
    HEAVY 16 Prime 0-0-3 Nutrients HEAVY 16
    $94.49 - $9,029.99
    $94.49 - $9,029.99
    $94.49 - $9,029.99
    $94.49

    HEAVY 16 Prime 0-0-3

    HEAVY 16

    HEAVY 16 Prime • Improves overall plant nutrition• Improves soil/nutrient conditions for better crop yield• Supports microbial populations• Suppor...

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    $94.49 - $9,029.99
    $94.49 - $9,029.99
    $94.49 - $9,029.99
    $94.49
    HEAVY 16 Fire Quart (32 oz)
    HEAVY 16 Fire 1-10-16 Nutrients HEAVY 16
    $104.99 - $11,969.99
    $104.99 - $11,969.99
    $104.99 - $11,969.99
    $104.99

    HEAVY 16 Fire 1-10-16

    HEAVY 16

    HEAVY 16 Fire • Improves overall plant nutrition• Improves soil/nutrient conditions for better crop yield• Provides organic matter• Improves soil c...

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    $104.99 - $11,969.99
    $104.99 - $11,969.99
    $104.99 - $11,969.99
    $104.99
    FloraFlex Full Tilt Nutrients Nutrients FloraFlex
    FloraFlex Full Tilt Nutrients Nutrients FloraFlex
    $8.89 - $44.44
    $8.89 - $44.44
    $8.89 - $44.44
    $8.89

    FloraFlex Full Tilt Nutrients

    FloraFlex

    Full Tilt Nutrients is known for its ability to help plants grow faster and stronger, but that's not all. FloraFlex Full Tilt Nutrients also helps ...

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    $8.89 - $44.44
    $8.89 - $44.44
    $8.89 - $44.44
    $8.89
    SUPERthrive Original Vitamin Solution Nutrients SUPERthrive
    $14.87 - $972.41
    $14.87 - $972.41
    $14.87 - $972.41
    $14.87

    SUPERthrive Original Vitamin Solution

    SUPERthrive

    SUPERthrive is a highly concentrated solution of vitamins, minerals and natural plant hormones. SUPERthrive invigorates all variety of greenery ...

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    $14.87 - $972.41
    $14.87 - $972.41
    $14.87 - $972.41
    $14.87
    Xtreme Gardening CALCARB Foliar Booster Nutrients Xtreme Gardening
    $20.50 - $34.75
    $20.50 - $34.75
    $20.50 - $34.75
    $20.50

    Xtreme Gardening CALCARB Foliar Booster

    Xtreme Gardening

    Add CalCarb to your indoor and outdoor gardening arsenal and create the perfect environment for your plants. CalCarb is a readily available sourc...

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    $20.50 - $34.75
    $20.50 - $34.75
    $20.50 - $34.75
    $20.50
    Xtreme Gardening AZOS RED LIQUID Root Booster/Growth Promoter Nutrients Xtreme Gardening
    $67.95 - $689.00
    $67.95 - $689.00
    $67.95 - $689.00
    $67.95

    Xtreme Gardening AZOS RED LIQUID Root Booster/Growth Promoter

    Xtreme Gardening

    Experience an improvement in plant establishment and accelerated plant growth with Xtreme Gardening AZOS Red Liquid, a naturally occurring nitro...

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    $67.95 - $689.00
    $67.95 - $689.00
    $67.95 - $689.00
    $67.95
    Silicium Silicic Acid Nutrients Silicium
    Save up to $61.00 Save $0.00
    $220.00 - $380.00
    $220.00 - $380.00
    $220.00
    $197.00 - $319.00
    $197.00 - $319.00
    $197.00

    Silicium Silicic Acid

    Silicium

    Silicium is a pure nutrient that has revolutionized the world of horticulture, giving plants the necessary building blocks for growth. When added t...

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    $220.00 - $380.00
    $220.00 - $380.00
    $220.00
    $197.00 - $319.00
    $197.00 - $319.00
    $197.00
    Save up to $61.00 Save $0.00