Skip to content

Botanicare Rhizo Blast – Gallon






Botanicare’s Rhizo Blast is a biostimulant to boost root growth in plants. This proprietary blend is filled with impactful nutrients like seaweed, minerals, amino acids, and more all-natural growth hormones that create a healthy root system within the plant. A strong foundation sets the tone for the later stages of plant growth and flowering. Start your plants off right with Rhizo Blast.

  • For hydroponic, soil, and coco coir gardens
  • Guaranteed Analysis: 1.15-0.5-1.15
  • Size: Gallon

Only 2 left in stock

Your Garden's Success is our #1 Priority

HTG Supply is committed to providing you with the very best products, pricing and service in the industry. We will ship your order fast and discreetly packaged to protect your privacy. Buy with confidence knowing your HTG Supply purchase includes simple returns as well as lifetime product support. Call our team of real growing experts with your purchasing or product use questions, and we will be here to help!

See it for less somewhere else? Give us a call and we’ll beat any online competitor’s price!

Customer Service:  1-866-710-GROW (4769) | | Hours: Mon-Fri 9:00 a.m. to 5:00 p.m.


Botanicare Rhizo Blast Root Booster

Rhizo Blast is a proprietary formula that contains a blend of nutrients that helps root growth. Rhizo Blast can be used with all grow mediums and is beneficial in hydroponic, soil, and coco coir gardens.

Application Rate:

Stages of Growth Seedlings/Clones Vegetative Bloom Transition Flowering/Fruiting Ripening Flush Week
Number of Weeks Week 1 Week 1 Week 2 Week 3 Week 1 Week 2 Week 3 Week 1 Week 2 Week 3 Week 4 Week 5 Week 6
Rhizo Blast  0 2 mL 2 mL 2 mL 2 mL 2 mL 2 mL 0 0 0 0 0 0

Guaranteed Analysis:

Total Nitrogen (N):……………………………1.15%

  • 0.30% Ammoniacal Nitrogen
  • 0.85% Nitrate Nitrogen

Available Phosphate (P2O5):………………0.5%

Soluble Potash (K2O):………………………1.15%

Derived From: Ammonium Nitrate, Potassium Nitrate, Monopotassium Phosphate, Kelp (Ascophyllum Nodosum)

Weight 9.93 lbs
Dimensions 6.5 × 5.5 × 10.5 in


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.