What can I plant in June in zone 4b?

In USDA hardiness zone 4b (last spring frost around May 8, 2026, first fall frost around Oct 3, 2026), June is a good time to transplant outdoors cantaloupe microgreens, chiltepin pepper, eggplant, ethiopian eggplant.

What to plant in June in zone 4b

11 crops to start indoors, direct sow, transplant, or harvest in June in USDA hardiness zone 4b. Typical last spring frost around May 8, 2026, first fall frost around Oct 3, 2026 — exact dates vary by location within the zone.

Want exact June dates for your address in zone 4b, a drag-and-drop bed layout, and sowing reminders? Enter your ZIP:

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Transplant outdoors

Move these hardened-off seedlings into the garden.

Cantaloupe Microgreens
Chiltepin Pepper
Eggplant
Ethiopian Eggplant
Melon
Melon (Pickling)
Okra
Pepper (Habanero)
Pepper (Hot)
Pepper (Sweet & Hot)
Pepper (Tabasco)

Keep going

Full zone 4b planting calendar →
What to plant in June (all zones) →
Succession planting for a continuous harvest →

Timings use NOAA 1991–2020 climate normals for a representative location (Utica, MN) in zone 4b, computed with the same engine as GardenDraft’s in-app schedule. Guidance, not guarantees — your exact dates depend on your address.