Newmarket, Ontario (Head Office)
1175 Stellar Drive, Unit #5
Newmarket, ON L3Y 7B8
- Mon10:00am–6:00pm
- Tue10:00am–6:00pm
- Wed10:00am–6:00pm
- Thu10:00am–6:00pm
- Fri10:00am–6:00pm
- Sat10:00am–4:00pm
- SunClosed
$0.00 CAD
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GROW!T Loose Coco Coir is a GROW!T loose coco coir growing medium for hydroponic and soilless gardens, designed to create a clean, fast-draining root zone. It’s a natural hydroponic medium that works as a soilless growing medium when you want coco performance without extra additives.
This 100% coco coir is described as being made without any additional substrates, so you’re working with a straightforward coco base from end to end. It is processed and manufactured under strict quality standards to keep the texture and performance consistent from bag to bag. If you prefer a simple, single-ingredient medium for containers and media-based setups, this loose coco format keeps the focus on the essentials that matter for roots.
GROW!T Loose Coco Coir is buffered, treated, and enriched with micronutrients, which supports a more dependable starting point for a soilless program. The strategic addition of calcium and magnesium is highlighted as part of the buffering approach, and it is described as helping displace sodium and excess potassium within the coir. That preparation is positioned to support a safer substrate base and a more reliable root-zone environment over time.
For day-to-day performance, this coir is described as a safe and fast-draining material with low EC and stable pH. Those characteristics matter when you’re trying to keep moisture, airflow, and nutrient availability more predictable in a hydroponic and soilless medium. The loose texture also makes it easier to fill pots evenly and build a uniform root zone without the variability that can come from blended substrates.
GROW!T Loose Coco Coir is a good fit for growers who want 100% coco coir with buffering and quality-controlled processing, especially when low EC, stable pH, and fast drainage are priorities. If your goal is a clean, consistent coco foundation for hydroponic and soilless gardens, this loose coco coir is built to support that kind of repeatable setup.
Coconut coir is important because it holds water while still keeping roots oxygenated, creating a more stable root zone that supports faster, healthier growth, and it’s unique compared to similar media because it combines soil-like moisture buffering with more controllable, predictable nutrient and drainage behavior.

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