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Collection: Additives & Supplements

Nutrients that are great supplements to a base nutrient but do not contain complete plant nutrition.

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167 products

RAW B-Vitamin 8 oz

RAW B-Vitamin 8 oz

Vendor:
NPK Industries

Regular price $44.85

Regular price ~~$44.85~~ Sale price $44.85
Mills Ultimate PK 5L

Sale

Mills Ultimate PK 5L

Vendor:
Mills Nutrients

Regular price $270.00

Regular price ~~$300.00~~ Sale price $270.00

Sale
Mills Start-R 5L

Sale

Mills Start-R 5L

Vendor:
Mills Nutrients

Regular price $216.00

Regular price ~~$240.00~~ Sale price $216.00

Sale
Photosynthesis Plus Gal

Sale

Photosynthesis Plus Gal

Vendor:
Ecological Laboratories

Regular price $93.05

Regular price ~~$97.99~~ Sale price $93.05

Sale
House & Garden Drip Clean 1 Liter

Sale

House & Garden Drip Clean 1 Liter

Vendor:
House & Garden

Regular price $62.37

Regular price ~~$63.00~~ Sale price $62.37

Sale
House & Garden Drip Clean 500 mL

Sale

House & Garden Drip Clean 500 mL

Vendor:
House & Garden

Regular price $40.29

Regular price ~~$40.70~~ Sale price $40.29

Sale
House & Garden Drip Clean 250 ml

Sale

House & Garden Drip Clean 250 ml

Vendor:
House & Garden

Regular price $25.44

Regular price ~~$25.70~~ Sale price $25.44

Sale
House & Garden Amino Treatment 1 Liter

Sale

House & Garden Amino Treatment 1 Liter

Vendor:
House & Garden

Regular price $197.51

Regular price ~~$199.50~~ Sale price $197.51

Sale
House & Garden Amino Treatment 500ML

Sale

House & Garden Amino Treatment 500ML

Vendor:
House & Garden

Regular price $120.87

Regular price ~~$122.09~~ Sale price $120.87

Sale
House & Garden Amino Treatment 250 ml

Sale

House & Garden Amino Treatment 250 ml

Vendor:
House & Garden

Regular price $76.34

Regular price ~~$77.11~~ Sale price $76.34

Sale
SUPER GREASE Lacto Serum 500 mL

Sale

SUPER GREASE Lacto Serum 500 mL

Vendor:
Fractal Growth

Regular price $49.97

Regular price ~~$62.00~~ Sale price $49.97

Sale
SUPER GREASE Lacto Serum 250 mL

Sale

SUPER GREASE Lacto Serum 250 mL

Vendor:
Fractal Growth

Regular price $29.97

Regular price ~~$37.00~~ Sale price $29.97

Sale
SUPER GREASE Lacto Serum 1 Liter

Sale

SUPER GREASE Lacto Serum 1 Liter

Vendor:
Fractal Growth

Regular price $97.97

Regular price ~~$106.00~~ Sale price $97.97

Sale
Fish Sh!t Soil Conditioner 500 mL

Sale

Fish Sh!t Soil Conditioner 500 mL

Vendor:
Fish Head Farms

Regular price $48.29

Regular price ~~$56.29~~ Sale price $48.29

Sale
Fish Sh!t Soil Conditioner 250 mL

Sale

Fish Sh!t Soil Conditioner 250 mL

Vendor:
Fish Head Farms

Regular price $28.50

Regular price ~~$33.73~~ Sale price $28.50

Sale
Fish Sh!t Soil Conditioner 120 mL

Sold out

Fish Sh!t Soil Conditioner 120 mL

Vendor:
Fish Head Farms

Regular price $19.88

Regular price ~~$27.00~~ Sale price $19.88

Sold out
Cutting Edge Solutions Mag Amped Gallon

Cutting Edge Solutions Mag Amped Gallon

Vendor:
Cutting Edge Solutions

Regular price $104.98

Regular price ~~$103.99~~ Sale price $104.98
Mag Amped Quart

Sale

Mag Amped Quart

Vendor:
Cutting Edge Solutions

Regular price $34.98

Regular price ~~$34.99~~ Sale price $34.98

Sale
Canna Boost 5 L

Sale

Canna Boost 5 L

Vendor:
CANNA Continental

Regular price $448.69

Regular price ~~$595.22~~ Sale price $448.69

Sale
Canna Boost 1 L

Sale

Canna Boost 1 L

Vendor:
CANNA Continental

Regular price $112.65

Regular price ~~$129.33~~ Sale price $112.65

Sale

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CO2 Swaps - $12.49 + Tax

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