Meet PRO-MIX Hp Mycorrhizae Growing Mix, a purpose-built growing medium designed to empower indoor and greenhouse gardens with a vigorous root system, consistent moisture control, and versatile performance. This bagged growing mix is engineered to support plants from seedling to harvest, even in challenging environments with limited light and high humidity.
Key advantages that set this mix apart
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HP Mycorrhizae inoculation primes roots from day one, expanding the surface area for nutrient and water uptake. Expect stronger transplant performance, quicker establishment, and healthier, more productive plants.
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Moisture control designed for damp spaces helps prevent overwatering while maintaining the air porosity roots need. Ideal for high-humidity environments and setups prone to fluctuating moisture levels.
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Low-light and high-humidity compatibility—perfect for basement grows, urban indoor gardens, and shaded spaces where light is limited but consistent watering is essential.
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Hydroponic-friendly capability—this mix can be used in hydroponic contexts, giving you flexibility to run media-based systems or hybrid approaches without switching substrates.
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Bagged convenience with substantial weight—a 3.8-unit packaging option, weighing approximately 65 lb, delivers a ready-to-use medium that supports multiple crops and growing seasons.
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Not organic or OMRI certified, making it a practical choice for growers prioritizing performance and predictable results in non-organic production environments.
Who is this ideal for?
Urban and indoor gardeners, basement cultivators, and greenhouse operators who need a reliable growing medium that performs under humidity and low-light conditions. It’s also a strong option for hydroponic enthusiasts seeking a versatile, ready-to-use substrate with built-in mycorrhizal support.
How this mix supports your plants
With HP Mycorrhizae, plants develop a more efficient root network, unlocking better nutrient and water uptake—particularly phosphorus and micronutrients—while the moisture-control formulation helps maintain steady hydration. The result is healthier root systems, stronger establishment, and more consistent growth across crops ranging from leafy greens to flowering ornamentals and compact fruiting plants.
Practical tips for best results
- Fill containers and plant as you would with a standard potting medium, then water deeply to initiate root establishment. Monitor moisture and adjust irrigation to keep the surface lightly moist but not waterlogged.
- In hydroponic setups, integrate the mix with your preferred drainage or ebb-and-flow approach, following your system’s guidance for media-to-water ratios.
- For low-light spaces, pair this growing mix with consistent, broad-spectrum lighting to maximize the benefits of the mycorrhizal network and moisture stability.
- Store in a cool, dry place and reseal between uses to preserve moisture-control properties and microbial activity.
Choose PRO-MIX Hp Mycorrhizae Growing Mix for a dependable, non-organic growing medium that delivers a robust root foundation, efficient moisture management, and flexible use across lighting conditions and cultivation setups. Whether you’re starting seeds, transplanting seedlings, or maintaining productive indoor crops, this mix is engineered to help you reach healthier, more consistent yields.
