When to plant Microgreens in Howard County, AR
Spring Microgreens in Howard County goes in March 17–April 7, once nighttime temps stop dipping near freezing. A second sowing from August 25 to September 8 extends the harvest into fall.
When to Plant Microgreens in Howard County, AR
Microgreens are young seedlings of vegetables and herbs harvested at the cotyledon or first true leaf stage. They pack concentrated flavors and nutrients in a tiny package.
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 Microgreens during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Microgreens root diseases.
Howard County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Microgreens Planting Timeline — Howard County, AR
Microgreens 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 | April 7 | Apr 7 – May 5 |
| Fall Sowing | August 25 | Aug 25 – Sep 8 |
Plant 0.5" deep · 2" apart · Rows 6" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | Start Indoors |
| March | Start Indoors Transplant Outdoors Direct Sow |
| April | Transplant Outdoors Direct Sow Harvest |
| May | Harvest |
| June | — |
| July | — |
| August | Fall Sowing |
| September | Fall Sowing |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Partial Shade (3-6 hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
7–21 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
Sow seeds densely on shallow trays of moist growing medium. Cover until germination, then provide light. Harvest with scissors when 1-3 inches tall. Grow year-round indoors.
Microgreens in Other Locations
Frequently Asked Questions
When should I plant Microgreens in Howard County, AR?
Howard County is in Zone 8a with an average last frost of March 31. Plan your Microgreens 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 Microgreens in Howard County, AR?
In Howard County, AR, plant Microgreens 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 Microgreens?
Howard County sits in USDA Zone 8a. Microgreens grows reliably in zones 1a through 13b, so it's a good fit here.
Can Microgreens grow in Howard County's climate?
Yes — Microgreens 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.