When to plant Amaranth in Buchanan County, MO
In Zone 6a (Buchanan County), direct-sow Amaranth between April 20 and May 11 for spring, after the April 13 last-frost mark.
When to Plant Amaranth in Buchanan County, MO
Amaranth is an ancient grain crop with edible leaves and seeds, rich in protein and micronutrients. It thrives in warm conditions and is drought-tolerant once established.
Buchanan County, Missouri is in USDA Zone 6a. The average last spring frost is April 13 and the first fall frost is October 24, giving you a growing season of approximately 194 days.
At an elevation of 1,340 feet, Buchanan County receives approximately 31.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Amaranth to ensure they mature before fall.
Buchanan County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Amaranth Planting Timeline — Buchanan County, MO
Amaranth Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | February 16 | Feb 16 – Mar 2 |
| Transplant Outdoors | April 27 | Apr 27 – May 11 |
| Direct Sow | April 20 | Apr 20 – May 11 |
| Harvest | July 27 | Jul 27 – Sep 14 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | Start Indoors |
| March | Start Indoors |
| April | Transplant Outdoors Direct Sow |
| May | Transplant Outdoors Direct Sow |
| June | — |
| July | Harvest |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
90–120 days
🧪 Soil pH
Needs 6–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 6a
📆 Growing Season
194 days in Buchanan County
Growing Tips for Buchanan County
Direct sow after last frost when soil is warm. Thin seedlings to 18 inches apart. Harvest leaves when young and tender; harvest seeds when flower heads begin to dry.
Companion Planting
Good Companions
Avoid Planting Near
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Amaranth in Other Locations
Frequently Asked Questions
When should I plant Amaranth in Buchanan County, MO?
Buchanan County is in Zone 6a with an average last frost of April 13. Plan your Amaranth planting based on this frost date — see the calendar above for exact timing.
What planting zone is Buchanan County, MO?
Buchanan County, Missouri is in USDA Hardiness Zone 6a. The average last spring frost is April 13 and first fall frost is October 24.
When should I plant Amaranth in Buchanan County, MO?
In Buchanan County, MO, plant Amaranth after the last frost (around April 13) and before the first frost (around October 24). Best results when soil holds above 50°F.
What growing zone is Buchanan County, MO for Amaranth?
Buchanan County sits in USDA Zone 6a. Amaranth grows reliably in zones 2a through 11b, so it's a good fit here.
Can Amaranth grow in Buchanan County's climate?
Yes — Amaranth grows well in Buchanan County's temperate climate. Buchanan County averages a 194-day frost-free season, with last frost around April 13 and first frost around October 24.
Your Buchanan County Garden Planner — Free
A 22-page printable planner built for Buchanan 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.