When to plant Celosia in Jasper County, IN
In Jasper County, plant Celosia in spring between May 1 and May 22, once soil temps hold above 50°F. Jasper County's last frost averages April 24, so time plantings around the expected last-frost window for best survival. For a fall crop, sow between and — roughly 60–90 days before the first frost on October 17.
When to Plant Celosia in Jasper County, IN
Celosia (Celosia argentea) encompasses the vivid cockscomb (cristata) and feathery plumed (plumosa) types that explode with color in summer heat. Drought-tolerant and disease-resistant, they thrive in the hottest parts of the season and produce long-lasting blooms both in the garden and as cut or dried flowers. A reliable filler in sunny annual beds.
Jasper County, Indiana is in USDA Zone 5b. The average last spring frost is April 24 and the first fall frost is October 17, giving you a growing season of approximately 176 days.
At an elevation of 1,082 feet, Jasper County receives approximately 36.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Celosia to ensure they mature before fall.
Jasper County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Celosia Planting Timeline — Jasper County, IN
Celosia Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 20 | Mar 20 – Apr 3 |
| Transplant Outdoors | May 1 | May 1 – May 15 |
| Direct Sow | May 1 | May 1 – May 22 |
| Bloom | July 3 | Jul 3 – Oct 9 |
Plant 0.1" deep · 9" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | Start Indoors |
| May | Transplant Outdoors Direct Sow |
| June | — |
| July | Bloom |
| August | Bloom |
| September | Bloom |
| October | Bloom |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Low — drought tolerant
📅 Days to Maturity
60–90 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 5b
📆 Growing Season
176 days in Jasper County
Growing Tips for Jasper County
Start seeds indoors 4–6 weeks before last frost, or direct-sow after soil warms above 60°F. Does not transplant well from large pots — sow in small cells or direct-sow. Needs full sun and warm soil; cold stress causes stunting. Pinch first bloom to encourage branching. Water at the base; wet foliage encourages fungal issues. Excellent dried flower — harvest before seeds set for the best color retention.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Celosia in Other Locations
Frequently Asked Questions
When should I plant Celosia in Jasper County, IN?
Jasper County is in Zone 5b with an average last frost of April 24. Plan your Celosia planting based on this frost date — see the calendar above for exact timing.
What planting zone is Jasper County, IN?
Jasper County, Indiana is in USDA Hardiness Zone 5b. The average last spring frost is April 24 and first fall frost is October 17.
When should I plant Celosia in Jasper County, IN?
In Jasper County, IN, plant Celosia after the last frost (around April 24) and before the first frost (around October 17). Best results when soil holds above 50°F.
What growing zone is Jasper County, IN for Celosia?
Jasper County sits in USDA Zone 5b. Celosia grows reliably in zones 3a through 11b, so it's a good fit here.
Can Celosia grow in Jasper County's climate?
Yes — Celosia grows well in Jasper County's temperate climate. Jasper County averages a 176-day frost-free season, with last frost around April 24 and first frost around October 17.
Your Jasper County Garden Planner — Free
A 22-page printable planner built for Jasper 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.