When to plant Cauliflower in Howard County, AR
Howard County sits in USDA Zone 8a. Plant Cauliflower between March 17 (after last frost on March 31) and April 7. A second sowing from August 25 to September 8 extends the harvest into fall.
When to Plant Cauliflower in Howard County, AR
Cauliflower is a cool-season brassica that produces dense white, purple, or green heads called curds. It is more finicky than broccoli but rewards with a mild, nutty flavor.
Howard County, Arkansas is in USDA Zone 8a. The average last spring frost is March 31 and the first fall frost is November 3, giving you a growing season of approximately 217 days.
At an elevation of 537 feet, Howard County receives approximately 50.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Cauliflower during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Cauliflower root diseases.
Howard County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
How Much Cauliflower to Grow
For a family of 4, plant approximately 12 cauliflower plants in about 24 sq ft. In Howard County's 217-day season, you'll have plenty of time for a full harvest. Plan your garden layout →
Cauliflower Planting Timeline — Howard County, AR
Cauliflower Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | February 24 | Feb 24 – Mar 10 |
| Transplant Outdoors | March 31 | Mar 31 – Apr 14 |
| Direct Sow | March 17 | Mar 17 – Apr 7 |
| Harvest | May 26 | May 26 – Jul 28 |
| Fall Sowing | August 25 | Aug 25 – Sep 8 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | Start Indoors |
| March | Start Indoors Transplant Outdoors Direct Sow |
| April | Transplant Outdoors Direct Sow |
| May | Harvest |
| June | Harvest |
| July | Harvest |
| August | Fall Sowing |
| September | Fall Sowing |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
High — keep soil consistently moist
📅 Days to Maturity
55–100 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 8a
📆 Growing Season
217 days in Howard County
Growing Tips for Howard County
Start seeds indoors 6 weeks before transplanting. Blanch white varieties by tying outer leaves over the head. Provide consistent moisture and avoid temperature extremes.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Cauliflower in Other Locations
Frequently Asked Questions
When should I plant Cauliflower in Howard County, AR?
Howard County is in Zone 8a with an average last frost of March 31. Plan your Cauliflower planting based on this frost date — see the calendar above for exact timing.
What planting zone is Howard County, AR?
Howard County, Arkansas is in USDA Hardiness Zone 8a. The average last spring frost is March 31 and first fall frost is November 3.
When should I plant Cauliflower in Howard County, AR?
In Howard County, AR, plant Cauliflower after the last frost (around March 31) and before the first frost (around November 3). Best results when soil holds above 50°F.
What growing zone is Howard County, AR for Cauliflower?
Howard County sits in USDA Zone 8a. Cauliflower grows reliably in zones 2a through 10b, so it's a good fit here.
Can Cauliflower grow in Howard County's climate?
Yes — Cauliflower grows well in Howard County's temperate climate. Howard County averages a 217-day frost-free season, with last frost around March 31 and first frost around November 3.
Your Howard County Garden Planner — Free
A 22-page printable planner built for Howard County (Zone 8a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.