Skip to main content

When to plant swiss chard in zone 3b

A planting schedule for swiss chard in USDA hardiness zone 3b, where the typical last spring frost is around May 17, 2026 and the first fall frost around Sep 26, 2026. Dates are computed from NOAA frost normals for a representative location (Hannah, ND) — your exact dates depend on your address.

Swiss Chard planting schedule for zone 3b

Playing it safe with tender crops? Spring frost holds off until about May 29, 2026 in roughly 9 years out of 10.

Zone 3b covers a lot of ground. Enter your ZIP for swiss chard dates worked out from your nearest weather station:

Free on one garden — no credit card. See the full swiss chard growing guide or the whole zone 3b calendar.

Swiss Chard in other zones

More crops for zone 3b

Frost dates are NOAA 1991–2020 climate normals for a representative location (Hannah, ND) in zone 3b; your exact dates depend on your address. Schedules are guidance, not guarantees.