Fertilizer Additives

Fertilizer additives will help you enhance any stage, feature, or quality of your favorite plants. Different types of fertilizer additives will accentuate different areas of your plants. There are rooting fertilizer additives along with growth and flowering additives for plants. Additives like House and Gardens' Shooting Powder increase the number and size of your flowers. Designed for Roses, Shooting Powder works well on most flowering annuals.

Products

Sort by: Product Price Default
Alaska Fish Fertilizer 32 oz American Hydroponics Dark Energy 16 oz American Hydroponics Dark Energy 32 oz
Alaska Fish Fertilizer 32 oz
American Hydroponics Dark Energy 16 oz
American Hydroponics Dark Energy 32 oz
See details See details See details
Our price: $7.50
MRSP: $8.50

12% Savings

Our price: $23.95
MRSP: $26.95

11% Savings

Our price: $38.50
MRSP: $42.95

10% Savings

Quantity
Quantity
Quantity
B'cuzz Tabzz B.C. Technaflora Liquid Humus Liter B.C. Technaflora MagiCal 10l
B'cuzz Tabzz
B.C. Technaflora Liquid Humus Liter
B.C. Technaflora MagiCal 10l
See details See details See details
Our price: $5.25
MRSP: $5.95

12% Savings

Our price: $37.95
MRSP: $42.50

11% Savings

Our price: $119.95
MRSP: $137.00

12% Savings

Quantity
Quantity
Quantity
B.C. Technaflora MagiCal 1L B.C. Technaflora MagiCal 20l B.C. Technaflora MagiCal 4L
B.C. Technaflora MagiCal 1L
B.C. Technaflora MagiCal 20l
B.C. Technaflora MagiCal 4L
See details See details See details
Our price: $14.50
MRSP: $16.50

12% Savings

Our price: $219.95
MRSP: $246.00

11% Savings

Our price: $50.95
MRSP: $57.50

11% Savings

Quantity
Quantity
Quantity
B.C. Technaflora Soluble Seaweed Extract 8 oz B.C. Technaflora Sugar Daddy 10l B.C. Technaflora Sugar Daddy 1L
B.C. Technaflora Soluble Seaweed Extract 8 oz
B.C. Technaflora Sugar Daddy 10l
B.C. Technaflora Sugar Daddy 1L
See details See details See details
Our price: $19.50
MRSP: $22.00

11% Savings

Our price: $159.95
MRSP: $178.00

10% Savings

Our price: $22.95
MRSP: $26.00

12% Savings

Quantity
Quantity
Quantity
B.C. Technaflora Sugar Daddy 20l B.C. Technaflora Sugar Daddy 4L B.C. Technaflora Thrive Alive B1 Green 1 L
B.C. Technaflora Sugar Daddy 20l
B.C. Technaflora Sugar Daddy 4L
B.C. Technaflora Thrive Alive B1 Green 1 L
See details See details See details
Our price: $299.95
MRSP: $334.00

10% Savings

Our price: $70.95
MRSP: $79.00

10% Savings

Our price: $44.95
MRSP: $50.00

10% Savings

Quantity
Quantity
Quantity
B.C. Technaflora Thrive Alive B1 Green 4L B.C. Technaflora Thrive Alive B1 Green 500 mL Blossom Blood 20g
B.C. Technaflora Thrive Alive B1 Green 4L
B.C. Technaflora Thrive Alive B1 Green 500 mL
Blossom Blood 20g
See details See details See details
Our price: $137.95
MRSP: $154.00

10% Savings

Our price: $29.95
MRSP: $33.50

11% Savings

Our price: $18.95
Quantity
Quantity
Quantity
Botanicare AquaShield 2.5 Gallon Botanicare Aquashield Gallon Botanicare AquaShield Quart
Botanicare AquaShield 2.5 Gallon
Botanicare Aquashield Gallon
Botanicare AquaShield Quart
See details See details See details
Our price: $70.95
MRSP: $79.00

10% Savings

Our price: $31.25
MRSP: $34.95

11% Savings

Our price: $12.50
MRSP: $13.95

10% Savings

Quantity
Quantity
Quantity
Botanicare Blast Off 2.5 Gallon Botanicare Blast Off 5 Gallon Botanicare Blast Off Gallon
Botanicare Blast Off 2.5 Gallon
Botanicare Blast Off 5 Gallon
Botanicare Blast Off Gallon
See details See details See details
Our price: $94.95
MRSP: $105.95

10% Savings

Our price: $179.95
MRSP: $199.95

10% Savings

Our price: $42.50
MRSP: $47.50

11% Savings

Quantity
Quantity
Quantity
Botanicare Blast Off Quart Botanicare Cal-Mag Plus 2.5 Gallon Botanicare Cal-Mag Plus Gallon
Botanicare Blast Off Quart
Botanicare Cal-Mag Plus 2.5 Gallon
Botanicare Cal-Mag Plus Gallon
See details See details See details
Our price: $16.95
MRSP: $18.95

11% Savings

Our price: $94.95
MRSP: $104.95

10% Savings

Our price: $39.95
MRSP: $44.95

11% Savings

Quantity
Quantity
Quantity
Botanicare Cal-Mag Plus Quart Botanicare Clearex 2.5 Gallon Botanicare Clearex 5 Gallon
Botanicare Cal-Mag Plus Quart
Botanicare Clearex 2.5 Gallon
Botanicare Clearex 5 Gallon
See details See details See details
Our price: $15.95
MRSP: $17.95

11% Savings

Our price: $64.95
MRSP: $72.50

10% Savings

Our price: $119.95
MRSP: $134.95

11% Savings

Quantity
Quantity
Quantity
Botanicare Clearex Gallon Botanicare Clearex quart Botanicare Hydroplex Bloom Enhancer 1/2 gallon (Hydro Formula)
Botanicare Clearex Gallon
Botanicare Clearex quart
Botanicare Hydroplex Bloom Enhancer 1/2 gallon (Hydro Formula)
See details See details See details
Our price: $29.50
MRSP: $32.95

10% Savings

Our price: $12.95
MRSP: $14.50

11% Savings

Our price: $39.95
MRSP: $44.95

11% Savings

Quantity
Quantity
Quantity
Botanicare Hydroplex Bloom Enhancer Quart Botanicare Hydroplex Soil Formula 1/2 gallon Botanicare Hydroplex Soil Formula Quart
Botanicare Hydroplex Bloom Enhancer Quart
Botanicare Hydroplex Soil Formula 1/2 gallon
Botanicare Hydroplex Soil Formula Quart
See details See details See details
Our price: $24.50
MRSP: $27.50

11% Savings

Our price: $39.95
MRSP: $44.95

11% Savings

Our price: $24.50
MRSP: $27.50

11% Savings

Quantity
Quantity
Quantity
Botanicare Liquid Karma 2.5 Gallon Botanicare Liquid Karma 5 Gallon Botanicare Liquid Karma Gallon
Botanicare Liquid Karma 2.5 Gallon
Botanicare Liquid Karma 5 Gallon
Botanicare Liquid Karma Gallon
See details See details See details
Our price: $137.95
MRSP: $153.95

10% Savings

Our price: $259.95
MRSP: $289.95

10% Savings

Our price: $61.95
MRSP: $68.50

10% Savings

Quantity
Quantity
Quantity
Botanicare Liquid Karma Quart Botanicare Pure Blend Pro Hydro Kit Botanicare Pure Blend Pro Soil Kit
Botanicare Liquid Karma Quart
Botanicare Pure Blend Pro Hydro Kit
Botanicare Pure Blend Pro Soil Kit
See details See details See details
Our price: $25.50
Our price: $15.25
MRSP: $16.95

10% Savings

Our price: $15.25
MRSP: $16.95

10% Savings

Quantity
Quantity
Quantity
Botanicare RootShield Botanicare Silica Blast Gallon Botanicare Silica Blast Quart
Botanicare RootShield
Botanicare Silica Blast Gallon
Botanicare Silica Blast Quart
See details See details See details
Our price: $22.00
Our price: $32.50
MRSP: $36.50

11% Savings

Our price: $12.95
MRSP: $14.50

11% Savings

Quantity
Quantity
Quantity
Botanicare Supplements Kit 8 oz Botanicare Sweet Berry 2.5 Gal Botanicare Sweet Berry 5 Gal
Botanicare Supplements Kit 8 oz
Botanicare Sweet Berry 2.5 Gal
Botanicare Sweet Berry 5 Gal
See details See details See details
Our price: $15.50
MRSP: $17.50

11% Savings

Our price: $129.95
MRSP: $144.95

10% Savings

Our price: $239.95
MRSP: $269.95

11% Savings

Quantity
Quantity
Quantity