When to plant Green Beans in DuPage County, IL
In Zone 5b (DuPage County), direct-sow Green Beans between April 30 and May 21 for spring, after the April 23 last-frost mark.
When to Plant Green Beans in DuPage County, IL
Green beans are a warm-season staple available as bush or pole types. Bush beans produce a concentrated harvest while pole beans provide a longer picking season.
DuPage County, Illinois is in USDA Zone 5b. The average last spring frost is April 23 and the first fall frost is October 17, giving you a growing season of approximately 177 days.
At an elevation of 803 feet, DuPage County receives approximately 31 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Green Beans to ensure they mature before fall.
DuPage County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Green Beans Planting Timeline — DuPage County, IL
Green Beans Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | April 30 | Apr 30 – May 21 |
| Harvest | June 25 | Jun 25 – Aug 20 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Direct Sow |
| May | Direct Sow |
| June | Harvest |
| July | Harvest |
| August | Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
50–65 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 5b
📆 Growing Season
177 days in DuPage County
Growing Tips for DuPage County
Direct sow after last frost when soil is warm. Provide sturdy supports for pole varieties. Pick beans regularly when young and tender to encourage continued production.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Avoid harvesting during damp weather. Isolate 25 ft between varieties.
Green Beans in Other Locations
Frequently Asked Questions
When should I plant Green Beans in DuPage County, IL?
DuPage County is in Zone 5b with an average last frost of April 23. Plan your Green Beans planting based on this frost date — see the calendar above for exact timing.
What planting zone is DuPage County, IL?
DuPage County, Illinois is in USDA Hardiness Zone 5b. The average last spring frost is April 23 and first fall frost is October 17.
When should I plant Green Beans in DuPage County, IL?
In DuPage County, IL, plant Green Beans after the last frost (around April 23) and before the first frost (around October 17). Best results when soil holds above 50°F.
What growing zone is DuPage County, IL for Green Beans?
DuPage County sits in USDA Zone 5b. Green Beans grows reliably in zones 3a through 11b, so it's a good fit here.
Can Green Beans grow in DuPage County's climate?
Yes — Green Beans grows well in DuPage County's temperate climate. DuPage County averages a 177-day frost-free season, with last frost around April 23 and first frost around October 17.
Your DuPage County Garden Planner — Free
A 22-page printable planner built for DuPage County (Zone 5b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.