In zone 5, sow green beans outside from May 8 to May 15, right after your last spring frost, once the soil has warmed. Expect your first beans about 50–60 days later, from June 27. For a fall crop, the last sowing date is about July 31.
Green bean dates for your ZIP code
Planting times based on university extension guidance (UNH, Cornell, Purdue, Minnesota, Nebraska and UMass Extension). Frost dates from NOAA 1991–2020 U.S. Climate Normals, nearest weather station. Zones derived from the 2023 USDA Plant Hardiness Zone Map data (PRISM Climate Group, Oregon State University). This is not the official USDA Plant Hardiness Zone Map.
Green bean timing in zone 5
| Task | When |
|---|---|
| Sow outside | May 8 – May 15 |
| First harvest | June 27 – July 14 |
| Sow for fall by | July 31 |
| Sow again (bush beans) | Every 2 weeks until early August |
| Water | About 1 inch a week |
| Pick | Every few days, before the seeds bulge the pods |
Most of zone 5 sees its last spring frost between May 2 and May 17 (typical May 8) and its first fall frost between September 28 and October 7 (typical October 2). Beans are killed by frost and their seeds rot in cold soil, so wait for warm soil rather than planting on the frost date. The tool above uses the weather station closest to your ZIP code.
Why green beans wait for warm soil
Green beans are a warm-season crop. Frost kills them, and seed planted in cold, wet soil rots before it sprouts. They germinate well once the soil is at least 55 °F and grow best with air temperatures of 65–85 °F. That is why they are sown directly in the garden right after the last spring frost, not before.
Best green bean varieties for zone 5
In zone 5, the season is short, so bush beans are the easiest choice: they bear quickly and need no support. Pole beans give a longer harvest if your summer is long enough.
- Bush beans: Blue Lake 274, Bronco, Roma II and Gina.
- Pole beans: Kentucky Wonder and Blue Lake, grown on 6-foot poles or a teepee.
- Check the days to maturity on the packet and favor varieties that bear in about 50–55 days.
How to plant green beans
- Sow seeds directly in the garden about 1 inch deep. Beans don’t need to be started indoors.
- Space bush beans about 4 inches apart in rows 2–3 feet apart.
- Give pole beans support before they come up: 6-foot stakes or a teepee, with two to four seeds at the base of each pole.
- Water about an inch a week if it doesn’t rain.
- Sow bush beans in batches every two weeks for a steady harvest. Pole beans bear until frost without resowing.
Zone 5 green bean tips
- Wait for warm soil. In much of the North that isn’t until late May or early June. Bean seed in cold soil rots instead of sprouting.
- Sow bush beans in batches every two weeks until early August for a steady harvest.
- Water deeply. An inch of water a week soaks clay soil about 6 inches deep and sandy soil about 10. Check with a trowel.
- Keep picking. Pods left to mature signal the plant to stop producing.
Harvesting green beans
Pick snap beans while they are young and tender, before the seeds bulge inside the pods, usually 50–60 days after sowing. Check the plants every few days: the more you pick, the more they produce. Pole beans can be picked many times through the summer.
Green bean planting dates in nearby zones
See dates for every zone on the green beans planting guide, or build a full schedule with the planting calendar.
Frequently asked questions
Is it too late to plant green beans in zone 5 in June?
Not for bush beans, which bear about 50–60 days after sowing. Sow them until early August; after that, they may not finish before your first frost around October 2.
Bush or pole beans for zone 5?
Bush beans bear faster and fit a short season best. Pole beans keep producing until frost and save space, but they need a sturdy support.
Can I plant green beans before the last frost?
No. Frost kills bean plants, and seeds rot in cold soil. Sow right after your last frost, once the soil is at least 55 °F.
How deep should I plant green beans?
About 1 inch deep. Sow them directly in the garden; beans don’t transplant well.
How often should I sow bush beans?
Every two weeks. Bush beans bear most of their crop over a few weeks, so sowing in batches keeps the harvest going.
Sources. Planting dates use the median frost dates of each USDA zone, calculated from NOAA climate data for every ZIP code in the zone.