PRO-MIX® HP® AGTIV REACH® Grow Bag – High Porosity Growing Medium for Professional Results

Grow smarter with PRO-MIX® HP® AGTIV REACH® Grow Bag, a high-performance growing medium designed for professional and hobby growers who demand superior drainage, aeration, and root health.

Formerly known as PRO-MIX® HP® MYCORRHIZAE GROW BAG, this advanced formulation combines fibrous Sphagnum peat moss and a high percentage of coarse perlite to deliver optimal air porosity and low water retention. The result is a substrate that provides watering flexibility, adapts to varied crop cycles, and supports consistent, healthy plant growth.

Enhanced with AGTIV® REACH® beneficial endomycorrhizae, this medium promotes stronger root systems, improved nutrient uptake, and more vigorous plants — helping you achieve exceptional growth and yield potential, every season.

Key Features & Benefits

High Porosity Formula: Encourages maximum oxygen exchange and root development.

Excellent Drainage: Prevents overwatering and reduces the risk of root diseases.

Watering Flexibility: Ideal for growers managing different crop cycles and irrigation methods.

Optimized for Various Conditions: Performs exceptionally well in low-light or high-humidity environments.

Minimizes Water-Related Issues: Reduces algae, fungus gnats, and other moisture problems.

Improved Nutrient Efficiency: Endomycorrhizae enhance nutrient and water uptake for stronger, healthier plants.

Easy Fertilizer Management: Holds less water for efficient leaching of fertilizer salts throughout crop cycles.

Ideal For

Professional greenhouse and nursery growers

Vegetable, herb, and flowering plant production

Growers seeking precise irrigation control and consistent results

High-value or specialty crops requiring superior root aeration

Why Choose PRO-MIX® HP® AGTIV REACH® Grow Bag?

Trusted by professional growers worldwide, PRO-MIX® HP® AGTIV REACH® delivers the perfect balance of air and moisture for optimal plant performance. Its scientifically engineered composition, enhanced with AGTIV® REACH® mycorrhizal technology, ensures your plants thrive from seedling to harvest.

Available in ready-to-use grow bag formats, this premium mix makes setup simple and efficient — just open, plant, and grow with confidence.