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10 x Container Square 7x7x8cm
10x Square Pot 7x7x8cm – Propagation Container for Young Plants
Root development in the first weeks determines the trajectory of your entire grow. The square pot 7x7x8cm is engineered for this critical early stage: housing freshly rooted clones, Jiffy plugs or newly germinated seedlings. Each set contains 10 pots, enough to pot up a full batch in one session. A practical starting point for any indoor cultivation project.
Square vs round: the space efficiency factor
In controlled growing environments, floor space is a premium resource. Round pots waste up to 20% of available tray area due to gaps between containers. Square pots eliminate this inefficiency entirely, sitting edge-to-edge with zero dead space. Additionally, the corners of square containers promote lateral root branching rather than the circular root patterns commonly seen in round pots.
Substrate compatibility
These 7 cm pots perform well with all standard growing media:
- Seed and clone soil: low-nutrient, airy mix ideal for delicate young roots.
- Coco coir or perlite: provides superior drainage and root zone aeration.
- Light mix: a lightly fertilised soil that won't overwhelm young plants.
Transplant timing
After 1 to 3 weeks, root tips will appear at the drainage holes. This signals it's time to transplant into a larger container such as the 10x10x11cm square pot or directly into a 3 litre pot. Timely transplanting prevents root binding and maintains growth momentum.
Order your square propagation pots from plantandflower.be and benefit from fast shipping across Belgium. Strong roots start here.
How many 7 cm square pots fit on a standard propagation tray?
On a standard 60x40 cm tray, approximately 40 square pots of 7x7 cm fit edge-to-edge. The zero-gap arrangement utilises the full tray surface, maximising your propagation capacity per square metre.
Can I use the 7 cm square pot for seeds as well as clones?
Yes. You can sow seeds directly into these pots using seed-starting mix, or transplant rooted clones and Jiffy plugs into them. For seeds, use a moist, lightly compacted substrate and cover the seed to its recommended depth.
What is the difference between the 7 cm and 10 cm square pot?
The 7 cm pot is a first-stage propagation container for weeks 1-3 after cloning. The 10 cm pot offers more root volume and serves as an intermediate step for seedlings that need additional development time before final transplanting. Choose the 7 cm for fresh cuttings and the 10 cm for plants with an established root system.