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
Out of stock at your chosen pickup location? We'll automatically transfer inventory from another location so it's ready at your selected pickup location. (Ontario Only)
1175 Stellar Drive, Unit #5
Newmarket, ON L3Y 7B8
106 Saunders Road, Unit #2A
Barrie, ON L4N 9A8
719 Krosno Boulevard
Pickering, ON L1W 1G4
915 McLeod Avenue, Unit #4
Winnipeg, MB R2G 0Y4
Veg+Bloom Stackswell is a concentrated growth powder hydroponic plant nutrient for supporting root and shoot growth and stronger structural development in active gardens. It’s a hydroponic nutrient powder designed to keep growth support straightforward while staying focused on plant performance.
This growth powder is described as a cation exchange enhancer, supporting a root-zone environment that helps plants make better use of what’s already present in the system. That cation exchange enhancer role pairs with its positioning as a root and shoot growth stimulator, aimed at driving visible, everyday growth momentum rather than a narrow, single-stage effect.
Stackswell is also marketed around tangible plant outcomes: bigger leaves, thicker stems, and faster growth. In practice, those are the kinds of improvements growers look for when plants are building structure and pushing new development. Bigger leaves can support broader canopy function, thicker stems support sturdier plant posture, and faster growth helps keep production timelines moving when conditions are dialed in.
The powder formulation keeps the product easy to store and simple to integrate into a clean nutrient shelf. Because it’s a concentrated growth powder, it fits growers who prefer compact inputs and want performance-focused support without relying on bulky liquid additives. It’s also described as suitable for hydroponic reservoirs and fertigation systems, which makes it a practical match for recirculating setups and irrigation-driven gardens where consistency is the priority.
The facts layer is simple and clear. The formula includes calcium nitrate and magnesium nitrate hexahydrate as key inputs, reinforcing its identity as a hydroponic plant nutrient built around calcium and magnesium nitrate sources.
This growth powder is a good fit for growers who want a cation exchange enhancer and root and shoot growth stimulator that’s positioned for bigger leaves, thicker stems, and faster growth, especially in hydroponic reservoirs and fertigation systems where reliable structure-building support matters.

1175 Stellar Drive, Unit #5
Newmarket, ON L3Y 7B8
106 Saunders Road, Unit #2A
Barrie, ON L4N 9A8
719 Krosno Boulevard
Pickering, ON L1W 1G4
915 McLeod Avenue, Unit #4
Winnipeg, MB R2G 0Y4