Free garden tools
The same arithmetic and data our plant lists use, as quick calculators. No sign-up.
- Plant spacing calculator Bed size and spacing in, number of plants out. Square or triangular grid.
- Mulch calculator Area and depth in, cubic yards and bags out.
- Hardiness zone by ZIP ZIP in, 2023 USDA zone, frost dates and planting windows out.
- Pet toxicity checker Search by name to see whether a garden plant is listed as toxic to dogs or cats.