Jacks Blossom Booster Fertilizer


Jacks Blossom Booster Fertilizer 10-30-20 is a Professional formula designed to produce more flowers and brighter colors on all indoor and outdoor plants.

Available on backorder


Jacks Blossom Booster Fertilizer

Jacks Blossom Booster Fertilizer feeds through both the roots and the leaves. This is the Original Blossom Booster with the proven 1:3:2 nutrient ratio– the quality is unmatched in the home gardener market. Trusted by many professional growers as a tool to fill out a blooming container.

This formula will produce the same GREAT results for you at home.

  • Nitrogen 10%
  • Phosphate 30%
  • Potassium 20%

For use on:
All indoor and outdoor flowering plants like: geraniums, impatiens, begonias and marigolds. Great for vegetables and fruit. Can also be used as a transplant solution.

Shop all our Jack classic products. Trusted professional growers since 1947. Learn more about Jacks Classic here.

Additional information

Weight 22.8 lbs
Dimensions 5.5 × 13.5 × 22.5 in
Sustainability Features

ORMI Listed

Nutrient Application

Continuous Liquid, Hydroponic, Reverse Osmosis, Soil / Promix

Nutrient Type

Flowering Stage

Nutrient NPK


Powder Format

11.3 kg


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