Sun Gro Sunshine Growing Mix
Best organic growing medium for indoor gardeners and vegetable enthusiasts.
This professional-grade mix is the gold standard for growers who want total control over their nutrient regimen. By stripping away pre-added fertilizers, it leaves you with a high-performance, mycorrhizae-boosted foundation that prioritizes root health and drainage above all else.
$44.89
at
Greenhouse Megastore
Who it's for
- Gardeners prone to overwatering their sensitive indoor plants
- Commercial growers needing reliable results across large-scale operations
- Busy hobbyists wanting a stable environment for diverse plant collections
Who should skip it
- Beginners looking for a simple, pre-fertilized soil solution
- Forgetful waterers who struggle with maintaining consistent soil moisture
- Budget-conscious gardeners shopping for basic retail potting mixes
Performance breakdown
Root Aeration
Perlite content ensures excellent oxygen flow for vigorous root development.
Moisture Retention
Coir and peat moss balance hydration needs for consistent plant health.
Organic Integrity
OMRI listing guarantees compliance with strict organic gardening standards.
Storage Efficiency
Compressed bale design maximizes space in sheds and small garages.
Biological Activity
Proprietary endomycorrhizae blend actively supports long-term soil vitality.
Nutrient Flexibility
Fertilizer-free base allows gardeners total control over specific feeding schedules.
Key Specs
3.0 cubic feet volume (expands to 6.0 cubic feet)
High drainage level
High aeration level
Medium particle size
Contains Canadian Sphagnum peat moss, perlite, coir, dolomite lime, endomycorrhizae, and organic wetting agent
OMRI Listed
Not pre-fertilized
Organic certified
Know before you buy
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