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Sprout Authority

Garden smarter, where you live

Know exactly what to plant, when

Enter your ZIP for a planting calendar built from your USDA zone and your nearest weather station's frost dates. Free, no signup.

62 crops · every US ZIP code · USDA 2023 + NOAA data

01

Your dates, not a range

Incumbents hand you a zones-3-through-10 paragraph. We give you the dates for your ZIP, shifted from your nearest weather station's frost normals.

02

Every number is sourced

Planting windows for all 62 crops trace to named university extension publications. No hand-typed guesses, ever.

03

Honest gear picks

Researched products with a transparent score and real owner reviews. We research and cross-check; we never claim to field-test.

Fresh research

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How we work

Personalized, and traceable to a source.

How we research

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

103 products scored on a transparent method with real owner reviews. No fabricated testing.

Browse the plant database

Frost-anchored timing, spacing, and care for 62 vegetables, herbs, fruit, and flowers, with dates for every USDA zone.

See all plants