GrowIt Organic Coco Coir Block
Best sustainable soil amendment for eco-conscious indoor and outdoor gardeners.
Discover the GrowIt Organic Coco Coir Block, a sustainable and versatile growing medium. This block is an excellent alternative to peat moss, offering superior moisture retention while ensuring essential aeration for robust root development. Unlike peat, coco coir easily re-wets and is ideal for both indoor and outdoor gardening. Enhance your soil by mixing it with perlite for better drainage or use it to improve heavy clay soils and in raised beds. The compressed block expands to a generous 2.5 cubic feet when hydrated, providing ample material for your gardening projects.
$19.99
Owner Satisfaction
4.7
/ 5
Category Rank
11
/ 1247
#11 in Soil
Price vs Category Average
-61%
Below average
Material
Coco Coir
/ Coco Coir
Who it's for
- Gardeners prioritizing healthy root development and moisture control
- Urban growers with limited storage space for supplies
- Advanced hobbyists wanting full control over plant nutrition
Who should skip it
- Beginners seeking a simple, self-fertilizing potting mix
- Busy gardeners wanting an immediate, ready-to-use planting medium
- Indoor growers cultivating salt-sensitive plant varieties
Performance breakdown
Moisture Retention
Superior water-holding capacity keeps roots hydrated during peak summer heat.
Aeration Quality
Provides the ideal structural balance for healthy, oxygen-rich root systems.
Rehydration Efficiency
Easily absorbs water even after drying out completely between watering cycles.
Soil Amendment Versatility
Effectively breaks up heavy clay and improves texture in raised beds.
Expansion Yield
Compressed block reliably delivers a generous volume for large gardening projects.
Sustainability Profile
An eco-conscious, peat-free choice for the environmentally minded home gardener.
Key Specs
Material
Coco Coir
Form
Compressed Block
Volume
2.5 cubic feet
Organic Certification
Yes
Intended Use
Potting, Raised Bed
Drainage Level
Retains Moisture
Moisture Retention Level
High
Primary Amendment
Coconut Coir
Features
- Sustainable alternative to peat moss
- Holds moisture while providing aeration
- Readily re-wets when dry
- Versatile for indoor and outdoor use
- Ideal for amending clay soils
- Expands to 2.5 cu ft when hydrated
- Certified organic growing medium
What customers say
Consumers are overwhelmingly positive about the GrowIt Organic Coco Coir Block, consistently highlighting its exceptional quality and remarkable ease of use. Gardeners appreciate how cleanly and rapidly the block hydrates, transforming into a perfect, fluffy medium with minimal effort. The resulting substrate is noted for being low dust and providing excellent aeration, which translates directly into healthier plants and superior yields. This reliable performance establishes the block as a smart, high value choice for both new and experienced growers.
Know before you buy
Once fully hydrated, the compressed block expands to provide approximately 2.5 cubic feet of growing medium.
Yes, it is an excellent sustainable alternative. It offers similar moisture retention benefits but is generally easier to re-wet if it dries out completely.
Absolutely. It is particularly effective for amending heavy clay soils to improve texture and aeration, or it can be used as a base for potting mixes and raised beds.
While coco coir is known for its high moisture retention, it also provides good aeration for root health. If you are growing plants that require very sharp drainage, we recommend mixing in perlite to increase the drainage capacity.
Yes, the GrowIt Coco Coir Block is a certified organic growing medium, making it a safe choice for organic vegetable and flower gardens.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$20