Sow now › USDA zone 3 › June
What to sow in June
in USDA zone 3
39 crops can go in this month. Typical last frost zone 3: about 15 May. First autumn frost about 15 September. This is the June page; jump to this month.
Sow in June
Plant out in June
Sown earlier under cover, hardened off, and going in the ground once the last frost has passed.
Ready to pick in June
Coming up in July
Arugula, Bok Choy, Broccoli, Cabbage, Cauliflower, Cilantro, Kale, Kohlrabi, Mustard Greens, Pea, Spinach. See the July page.
Your ZIP code
Type your ZIP and you'll get the page for your zone, with the typical frost dates.
Questions people ask
What can I sow in June in USDA zone 3?
39 crops go in this month in USDA zone 3: Acorn Squash (Pumpkin), Basil, Beetroot, Brussels Sprouts, Butternut Squash (Pumpkin), Cantaloupe, Carrot, Celery and more.
When is the last frost in USDA zone 3?
Typically around 15 May, with the first autumn frost about 15 September. Treat those as averages and watch the forecast; a cold spring can push them back a fortnight.
What's ready to harvest in June in USDA zone 3?
Arugula, Asparagus, Beefsteak Tomato, Bok Choy, Cherry Tomato, Chives, Cilantro, Early Season Tomato and more.
Plan the plot, track every sowing, cook the harvest
Sowing reminders and harvest forecasts for your own frost dates, the Seed Tin, Scan Centre for any label or packet, and the Potty Mouth Garden Club. Free to start.
Allotment keeper in the North East of England, the voice behind the Tony C Smith YouTube channel, and the gardener who built GrowMore CookMore. Club numbers on this page update as members log their plots. Last updated 4 September 2026.