When to plant Celery in Marion County, IN
Plant Celery in Marion County after April 14; the prime window is March 31–April 21. A second sowing from August 12 to August 26 extends the harvest into fall.
When to Plant Celery in Marion County, IN
Celery is a marshland plant that requires consistent moisture and cool temperatures to produce crisp, flavorful stalks. It is a rewarding but demanding garden crop.
Marion County, Indiana is in USDA Zone 6b. The average last spring frost is April 14 and the first fall frost is October 21, giving you a growing season of approximately 190 days.
At an elevation of 1,343 feet, Marion County receives approximately 41.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Celery during the growing season.
Marion County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Celery Planting Timeline — Marion County, IN
Celery Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 10 | Mar 10 – Mar 24 |
| Transplant Outdoors | April 14 | Apr 14 – Apr 28 |
| Direct Sow | March 31 | Mar 31 – Apr 21 |
| Harvest | July 7 | Jul 7 – Sep 1 |
| Fall Sowing | August 12 | Aug 12 – Aug 26 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors Direct Sow |
| April | Transplant Outdoors Direct Sow |
| May | — |
| June | — |
| July | Harvest |
| August | Fall Sowing Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
High — keep soil consistently moist
📅 Days to Maturity
80–120 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 6b
📆 Growing Season
190 days in Marion County
Growing Tips for Marion County
Start seeds indoors 10-12 weeks before last frost. Keep soil consistently moist and never let it dry out. Blanch stalks by mounding soil or using collars for milder flavor.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Celery in Other Locations
Frequently Asked Questions
When should I plant Celery in Marion County, IN?
Marion County is in Zone 6b with an average last frost of April 14. Plan your Celery planting based on this frost date — see the calendar above for exact timing.
What planting zone is Marion County, IN?
Marion County, Indiana is in USDA Hardiness Zone 6b. The average last spring frost is April 14 and first fall frost is October 21.
When should I plant Celery in Marion County, IN?
In Marion County, IN, plant Celery after the last frost (around April 14) and before the first frost (around October 21). Best results when soil holds above 50°F.
What growing zone is Marion County, IN for Celery?
Marion County sits in USDA Zone 6b. Celery grows reliably in zones 2a through 10b, so it's a good fit here.
Can Celery grow in Marion County's climate?
Yes — Celery grows well in Marion County's temperate climate. Marion County averages a 190-day frost-free season, with last frost around April 14 and first frost around October 21.
Your Marion County Garden Planner — Free
A 22-page printable planner built for Marion County (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.