Shape
Round pot
Trough / box
Top width (cm)
Bottom width (cm)
Width front to back (cm)
Inside height (cm)
How many planters
Space the plants take (litres each)
Bag size (litres)
10
20
40
50
70
Gap between soil and rim:
3 cm
(drag the green line in the picture, or use this slider)
Soil per planter
–
Soil to buy
–
Bags
–
Soil weight, soaked
–
soil only, roughly
Rough planner. The 10% extra and the weight range are rules of thumb, not measurements of your particular soil.