REAL RESULTS: How Growers Use This Mix
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For Greenhouse Tomato Production
We fill our 4'x8' greenhouse beds with the pre-mixed option ($179/yard). Plants establish faster and produce 30% more fruit compared to our old soil mix. The drainage is perfect - no root rot even with daily watering.
Recommended: 60% compost version for heavy feeders like tomatoes -
For Lettuce & Salad Greens
We run a micro-greens operation and refill our grow beds every 8 weeks. This mix gives us consistent germination and vibrant green color. We use the $159 option and mix it ourselves to save money.
Recommended: Standard mix, renew top 2" between plantings -
For Year-Round Raised Bed Gardening
I have six 4'x12' raised beds and rotate crops year-round. Started with 18 yards of the custom mix 2 years ago, just top-dress with compost now. Best investment I've made in my garden.
Recommended: Pre-mixed option for initial setup, then annual compost renewal
🌱 Physical Properties
| Texture | Friable, loose growing medium |
| Water Holding | 60–70% (ideal for vegetables) |
| Drainage | Excellent. Prevents waterlogging |
| pH | 6.0–6.8 |
| Organic Matter | 35–45% by volume |
| Bulk Density | ~50 lbs per cubic foot |
🧪 Nutrient Analysis
| Nitrogen (N) | 0.8–1.2% |
| Phosphorus (P) | 0.4–0.6% |
| Potassium (K) | 0.6–0.8% |
| Calcium | High (from compost & topsoil) |
| Trace Minerals | Complete volcanic spectrum |
🦠 Microbial Activity
| Beneficial Bacteria | 10⁷–10⁸ CFU/gram |
| Mycorrhizal Potential | Moderate to High |
| Disease Suppression | Enhanced by bokashi |
📦 Component Breakdown
| Coco Coir | 10.8 cu ft (0.4 yd³) |
| Compost | 8.1 cu ft (0.3 yd³) |
| Volcanic Topsoil | 5.4 cu ft (0.2 yd³) |
| Black Cinder | 2.7 cu ft (0.1 yd³) |
| Organic Fertilizers | 10 cups total |