Promix HP Mycorrhizae
Best high porosity medium for serious indoor gardeners seeking optimal drainage.
A high-porosity growing medium designed for maximum drainage and root oxygenation. The addition of mycorrhizae helps plants establish stronger root systems, making it a go-to choice for growers who prioritize plant health and vigorous development in well-draining containers.
$44.99
at
Family Farm & Home
Who it's for
- Indoor gardeners managing moisture-sensitive crops in high-humidity environments
- Cultivators seeking faster plant establishment and improved overall vigor
- Professional growers who prefer complete control over their liquid fertilization
Who should skip it
- Busy hobbyists who cannot commit to a daily watering schedule
- Beginners looking for a simple just-add-water potting solution
- Inexperienced growers without reliable pH testing and adjustment tools
Performance breakdown
Drainage efficiency
High-porosity structure prevents waterlogging and keeps root zones perfectly oxygenated.
Root development support
Mycorrhizae inoculation actively expands root systems for superior nutrient absorption.
Compaction resistance
Lightweight texture maintains consistent airflow even after repeated heavy watering.
Microbial activity
Beneficial microbes create a thriving biological ecosystem for long-term plant health.
Ease of handling
Large format bale requires significant storage space and physical effort.
Water retention balance
Strikes an ideal equilibrium between moisture holding and rapid drainage.
Key Specs
Volume
3.8 cubic feet
Volume
113.7 quarts
Key Ingredients
Mycorrhizae
Beneficial Microbes Added
Yes
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