Garden smarter, where you live
Know exactly
what to plant,
when
A planting calendar built from your USDA zone and your nearest weather station's frost dates. Enter your ZIP to see your year.
Not sure where to start? Open Garden Finder550+ plant profiles · 60+ frost-dated crops · USDA 2023 + NOAA data
- Dates for your exact ZIP
- Every local date has a named source
- Honest, transparently scored gear
The tools
Start with the calendar built for your yard
Planting calendar by ZIP
Personalized sow, transplant, and harvest dates for 69 frost-dated crops on one visual year timeline.
Open the calendar
Frost date lookup
See your average first and last frost dates and USDA hardiness zone from the nearest NOAA weather station.
Open
Square-foot spacing
Calculate bed capacity for 31 vegetables and herbs using densities from one named UF/IFAS Extension guide.
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Raised bed soil
Calculate cubic feet, cubic yards, bags, topsoil, and compost for any rectangular raised bed.
Open
Companion planting
Choose a crop and explore only the direct companion relationships recorded in cited plant sources.
OpenGarden projects
Start with the decision in front of you
The plant library
551 plant profiles, with exact dates for 69 crops
USDA + NOAA
Hardiness zones from the 2023 USDA map; frost dates from NOAA 1991-2020 normals, mapped to your ZIP's nearest station.
Extension-sourced
Every crop's planting window comes from a named university extension publication, cited on each plant page.
Honest gear
150 products scored on a transparent method built from specs and real owner reviews.