Master Nursery Bumper Crop Organic Soil Builder
Best organic soil amendment for home gardeners seeking healthier plant roots.
This is the gold standard for gardeners who want to ditch peat-heavy mixes for something biologically alive. By prioritizing mycorrhizal fungi and worm castings over filler, it trades quick-fix chemical fertilizers for a long-term, self-sustaining soil ecosystem that actually builds root health.
$11.99
at
Starkie Bros. Garden Center
Who it's for
- Versatile growers needing one solution for beds and containers
- Organic gardeners seeking high-quality, nutrient-dense plant nutrition
- Homeowners struggling with difficult clay or sandy soil textures
Who should skip it
- Budget-conscious gardeners looking for inexpensive soil amendments
- Beginners expecting a standalone potting medium for direct planting
- Gardeners with physical limitations handling heavy, dense bags
Performance breakdown
Biological Diversity
Mycorrhizal inoculation creates a robust foundation for long-term soil health.
Nutrient Density
Premium additives like lobster meal and worm castings provide superior nourishment.
Sustainability Profile
Peat-free composition makes this an environmentally responsible choice for conscious gardeners.
Application Versatility
Performs consistently across raised beds, vegetable patches, and ornamental flower gardens.
Root Development Support
Specialized fungal blend actively encourages faster and stronger root system establishment.
pH Stability
Targeted 6.5 pH level ensures optimal nutrient uptake for most plants.
Key Specs
SKU
169015
UPC
00609853100020
Target pH
6.5
Ingredients
Aged wood fiber, compost, aged bark, lobster meal, worm castings, kelp, dehydrated poultry manure
Inoculated with endo- and ectomycorrhizal fungi
Available in 1 cu ft and 2 cu ft sizes
Soil Type
Compost, Garden Soil
Primary Amendments
Compost, Worm Castings, Mycorrhizae
Eco-Friendly Feature
Peat Free
Volume
1.0 cubic feet
Know before you buy
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Ask Metto anything about the Master Nursery Bumper Crop Organic Soil Builder before you decide.