Black Gold Natural & Organic Ultra Coir
Best organic potting mix for container-grown vegetables and houseplants.
Cultivate thriving plants with Black Gold Natural & Organic Ultra Coir, a premium potting mix designed for optimal growth. This OMRI Listed® blend, modeled after professional formulations, features organic fertilizer and natural ingredients perfect for vegetables, herbs, and other consumable crops. Its superior water retention makes it ideal for both indoor and outdoor container plants, including annuals, perennials, houseplants, and hanging baskets. Experience the difference of a natural, organic, and versatile growing medium that supports vibrant plant life in any container setting.
$35.99
More Ultra Coir Options
Owner Satisfaction
4.6
/ 5
Category Rank
516
/ 1247
#516 in Soil
Price vs Category Average
-29%
Below average
Size
2
/ cu ft
Who it's for
- Busy gardeners needing consistent moisture and healthy root aeration
- Eco-conscious growers prioritizing sustainable and organic gardening practices
- Plant enthusiasts seeking a versatile, ready-to-use neutral growing medium
Who should skip it
- Beginners who prefer a soil mix with built-in nutrients
- Gardeners growing salt-sensitive plants that require high-purity substrates
- Budget-focused shoppers looking for the most economical potting options
Performance breakdown
Water Retention
Coconut coir base provides exceptional moisture management for thirsty container plants.
Nutrient Profile
Organic fertilizer blend ensures steady, balanced feeding for vigorous plant growth.
Root Health Support
Added mycorrhizae promote robust root development and superior nutrient uptake.
Versatility
Adapts seamlessly from indoor houseplants to outdoor vegetable garden containers.
Organic Integrity
OMRI Listed certification guarantees compliance with strict organic gardening standards.
Texture Consistency
Professional-grade structure prevents compaction while maintaining ideal aeration for roots.
Key Specs
Size
2 cu ft
Organic Certified
Yes
Soil Type
Potting Mix
Moisture Retention Level
High
OMRI Listed
Yes
Beneficial Microbes Added
Yes
Pre-fertilized
Yes
Weed Control Properties
No
Features
- Professional coir-based mix
- Enriched with organic fertilizer
- Ideal for consumable crops
- Superior water retention
- Natural and organic composition
- OMRI Listed® certified
- Versatile for all containers
- Contains beneficial mycorrhizae
What customers say
This premium coir is overwhelmingly favored by organic and sustainable gardeners for its superior quality. Reviewers consistently note the clean, fine texture, free from excessive dust or unusable fibers, setting it apart from lesser options. Its performance in water retention and aeration is exceptional, making it ideal for custom potting mixes and seed starting. Users appreciate the convenience of the compressed block, which expands easily into a substantial volume of light, fluffy material. The natural and organic certification appeals strongly to environmentally conscious consumers. While supplementation is necessary, satisfaction remains high due to the product's consistency, ease of use, and effectiveness in promoting healthy root development.
Know before you buy
Yes, this mix is OMRI Listed and specifically formulated for consumable crops. It contains organic fertilizer, making it a safe and effective choice for your edible garden.
This coir-based blend offers superior moisture retention, which helps keep container plants hydrated longer. It is particularly beneficial for hanging baskets and outdoor pots that tend to dry out quickly in the sun.
This mix comes pre-fertilized with organic nutrients to support initial plant growth. Depending on the specific needs of your plants and how long they stay in the container, you may need to supplement with additional fertilizer later in the season.
Mycorrhizae are beneficial fungi that form a symbiotic relationship with plant roots. They help improve nutrient and water uptake, which leads to stronger, more resilient root systems.
Absolutely. Its versatile, professional-grade composition works well for both indoor houseplants and outdoor containers, including annuals and perennials.
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Ask Hayley anything about this product before you decide.
Ready to buy?
$36