When to plant Celery in Howard County, IN
Spring Celery in Howard County goes in April 8–April 29, once nighttime temps stop dipping near freezing. A second sowing from August 8 to August 22 extends the harvest into fall.
When to Plant Celery in Howard 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.
Howard County, Indiana is in USDA Zone 6a. The average last spring frost is April 22 and the first fall frost is October 17, giving you a growing season of approximately 178 days.
At an elevation of 1,303 feet, Howard County receives approximately 41.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Celery during the growing season.
Howard County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Celery Planting Timeline — Howard County, IN
Celery Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 18 | Mar 18 – Apr 1 |
| Transplant Outdoors | April 22 | Apr 22 – May 6 |
| Direct Sow | April 8 | Apr 8 – Apr 29 |
| Harvest | July 15 | Jul 15 – Sep 9 |
| Fall Sowing | August 8 | Aug 8 – Aug 22 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | Start Indoors Transplant Outdoors Direct Sow |
| May | Transplant Outdoors |
| 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 6a
📆 Growing Season
178 days in Howard County
Growing Tips for Howard 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 Howard County, IN?
Howard County is in Zone 6a with an average last frost of April 22. Plan your Celery planting based on this frost date — see the calendar above for exact timing.
What planting zone is Howard County, IN?
Howard County, Indiana is in USDA Hardiness Zone 6a. The average last spring frost is April 22 and first fall frost is October 17.
When should I plant Celery in Howard County, IN?
In Howard County, IN, plant Celery after the last frost (around April 22) and before the first frost (around October 17). Best results when soil holds above 50°F.
What growing zone is Howard County, IN for Celery?
Howard County sits in USDA Zone 6a. Celery grows reliably in zones 2a through 10b, so it's a good fit here.
Can Celery grow in Howard County's climate?
Yes — Celery grows well in Howard County's temperate climate. Howard County averages a 178-day frost-free season, with last frost around April 22 and first frost around October 17.
Your Howard County Garden Planner — Free
A 22-page printable planner built for Howard County (Zone 6a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.