Compost
Independently tested for quality and extraction performance.
An effective compost extract depends on the quality of the compost, especially the microbial biodiversity. Particle size and consistency can also affect the extraction process and both should be evaluated prior to use.
Grozome® Plant Probiotics
Bamboo-based small-batch compost with micronized biochar and a full spectrum of beneficial microbiology. Certified BioComplete™ by the Soil Food Web standard and OMRI-listed. Our recommended base compost for compost extracts.
Shop Now →Grozome® is the only compost sold through Hiwassee Products.
VermiCompost
Bulk granular vermicompost with high levels of diverse beneficial bacteria. OMRI certified, available in multiple quantities and biochar blend options, ships free anywhere in the continental US.
Products
Recommended Usage
- Base compost for compost extracts
- Blending with fungal-dominant composts for full-spectrum extracts
- Top dressing and soil amendment
Johnson-Su Compost
Premium Johnson-Su compost with high levels of beneficial fungi and fungal spores. Available in small and bulk quantities. Detailed bio-analytics available on the MSR website.
Products
Recommended Usage
- Targeted inoculation of soil and/or bulk compost at low quantities
- Boosting fungal content in bacterial-dominant extract blends
- Perennial crops and forest gardens that benefit from fungal networks
Manure Compost
Screened manure-based compost with good biodiversity for a bulk-produced product. Approved for organic production by Vermont Organic Farmers. Potting mix blends available.
Products
Recommended Usage
- Top dressing for established plantings
- Blending with higher-biology composts to extend extract volume
- Bulk soil amendment where cost-per-yard matters
Comparison at a Glance