Jacks

For over 65 years, the Peters' family has designed and produced "The Finest in Soluble Fertilizers".

Introduced in 1997, the Jack's Classic® water-soluble plant foods are the finest products they have ever made for the home grower.

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Jack's Classic Bloom Booster 10-30-20, 8oz Blossom Booster 10-30-20 is a Professional formula des...
Jack's Classic Blossom Booster 10-30-20, 8oz - Dutchman's Hydroponics & Garden Supply

Jack's Classic Blossom Booster 10-30-20, 8oz

$11.93
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Jack's Classic All Purpose 20-20-20 is a balanced formula applicable to a variety of growing mate...

Jack's Classic All Purpose 20-20-20

From $12.93 - $21.93
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Jacks Classic 15-30-15 Houseplant Special - 227gr Houseplant Special 15-30-15 is our traditional ...
Jack's Classic 15-30-15 Houseplant Special - 227gr - Dutchman's Hydroponics & Garden Supply

Jack's Classic 15-30-15 Houseplant Special...

$12.93
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Jack's Classic Bloom Booster 10-30-20 1.5 lb Blossom Booster 10-30-20 is a Professional formula d...
Jack's Classic Bloom Booster 10-30-20 1.5 lb - Dutchman's Hydroponics & Garden Supply

Jack's Classic Bloom Booster 10-30-20 1.5 lb

$21.93
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Jacks Classic Citrus FeED 20-10-20 - 1.5lb tub Citrus FeED 20-10-20 is designed to provide the op...
Jack's Classic Citrus FeED 20-10-20 1.5lb

Jack's Classic Citrus FeED 20-10-20 1.5lb

$15.93