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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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Athena Ag (4 products)
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121 products

Fish Sh!t Soil Conditioner 1 L

Sale

Fish Sh!t Soil Conditioner 1 L

Vendor:
Fish Head Farms

Regular price $84.50

Regular price ~~$101.26~~ Sale price $84.50

Sale
Cutting Edge Solutions Amplified Cal-Mag 2.5 gal

Sold out

Cutting Edge Solutions Amplified Cal-Mag 2.5 gal

Vendor:
Cutting Edge Solutions

Regular price $102.78

Regular price ~~$113.99~~ Sale price $102.78

Sold out
Biobizz CalMag 20 L

Sale

Biobizz CalMag 20 L

Vendor:
Biobizz

Regular price $247.67

Regular price ~~$353.82~~ Sale price $247.67

Sale
GREASE Yellow Label

Sale

GREASE Yellow Label

Vendor:
Fractal Growth

Regular price From $74.97

Regular price ~~$93.00~~ Sale price From $74.97

Sale
Front Row Ag Triologic 500 mL Root Inoculant

Sale

Front Row Ag Triologic 500 mL Root Inoculant

Vendor:
Solstice Ag

Regular price $72.57

Regular price ~~$79.00~~ Sale price $72.57

Sale
Front Row Ag Si Qt.

Sale

Front Row Ag Si Qt.

Vendor:
Solstice Ag

Regular price $72.64

Regular price ~~$85.00~~ Sale price $72.64

Sale
Optic Foliar Evios 250mL

Sale

Optic Foliar Evios 250mL

Vendor:
Optic Foliar

Regular price $17.95

Regular price ~~$24.95~~ Sale price $17.95

Sale
Cutting Edge Solutions Bulletproof Si Silicon Supplement 1 gal

Sale

Cutting Edge Solutions Bulletproof Si Silicon Supplement 1 gal

Vendor:
Cutting Edge Solutions

Regular price $84.99

Regular price ~~$86.99~~ Sale price $84.99

Sale
Biobizz Acti-Vera - Aloe Vera Derrived Plant Nutrient Additive 5 L

Sale

Biobizz Acti-Vera - Aloe Vera Derrived Plant Nutrient Additive 5 L

Vendor:
Biobizz

Regular price $139.29

Regular price ~~$198.99~~ Sale price $139.29

Sale
Biobizz CalMag - Calcium & Magnesium Plant Fertilizer 5 L

Sale

Biobizz CalMag - Calcium & Magnesium Plant Fertilizer 5 L

Vendor:
Biobizz

Regular price $73.05

Regular price ~~$116.14~~ Sale price $73.05

Sale
Biobizz Bio-Heaven Organic Metabolic Stimulator 5 L

Sale

Biobizz Bio-Heaven Organic Metabolic Stimulator 5 L

Vendor:
Biobizz

Regular price $270.89

Regular price ~~$386.99~~ Sale price $270.89

Sale
Biobizz Top-Max - Flowering Strengthener 5 L

Sale

Biobizz Top-Max - Flowering Strengthener 5 L

Vendor:
Biobizz

Regular price $109.19

Regular price ~~$205.99~~ Sale price $109.19

Sale
Optic Foliar WATTS 500ml./17oz.

Sale

Optic Foliar WATTS 500ml./17oz.

Vendor:
Optic Foliar

Regular price $29.95

Regular price ~~$33.95~~ Sale price $29.95

Sale
Optic Foliar WATTS 250ml./8.5oz.

Sale

Optic Foliar WATTS 250ml./8.5oz.

Vendor:
Optic Foliar

Regular price $19.99

Regular price ~~$21.95~~ Sale price $19.99

Sale
Optic Foliar TRANSPORT 500ml./17oz.

Sale

Optic Foliar TRANSPORT 500ml./17oz.

Vendor:
Optic Foliar

Regular price $55.98

Regular price ~~$62.95~~ Sale price $55.98

Sale
Optic Foliar TRANSPORT 60ml./2oz.

Sale

Optic Foliar TRANSPORT 60ml./2oz.

Vendor:
Optic Foliar

Regular price $9.99

Regular price ~~$12.99~~ Sale price $9.99

Sale
Optic Foliar SWITCH 24L/6gal.

Sale

Optic Foliar SWITCH 24L/6gal.

Vendor:
Optic Foliar

Regular price $250.00

Regular price ~~$399.95~~ Sale price $250.00

Sale
Optic Foliar SWITCH 4L/1.05gal.

Sale

Optic Foliar SWITCH 4L/1.05gal.

Vendor:
Optic Foliar

Regular price $78.29

Regular price ~~$99.95~~ Sale price $78.29

Sale
Optic Foliar SWITCH 1L/34oz.

Sale

Optic Foliar SWITCH 1L/34oz.

Vendor:
Optic Foliar

Regular price $27.95

Regular price ~~$29.95~~ Sale price $27.95

Sale
Optic Foliar REV 500ml./17oz.

Sale

Optic Foliar REV 500ml./17oz.

Vendor:
Optic Foliar

Regular price $29.95

Regular price ~~$33.95~~ Sale price $29.95

Sale

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CO2 Swaps - $12.49 + Tax

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