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Planting calendar for ZIP 63034 (Florissant, MO)

When to plant vegetables in Florissant, MO (USDA hardiness zone 7a). Typical last spring frost around Apr 2, 2026 (±12 days year to year), first fall frost around Nov 4, 2026 (±10 days).

Playing it safe? Spring frost holds off until about Apr 17, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Florissant, MO planting calendar for dates typical of the whole city.

Turn these dates into a plan: lay out your beds, place each crop on its sow and transplant dates, and get a reminder when it’s time. Free on one garden, no credit card.

Plan my garden for 63034

Month by month in Florissant, MO

January

February

March

April

May

September

December

Understand your frost dates

Where these dates come from

Frost dates for ZIP 63034 come from NOAA 1991-2020 normals (USW00013994 ST LOUIS LAMBERT INTL AP, MO US). You can look up that station’s record yourself.

Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.