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When to Plant Feverfew in Harding County, NM

Feverfew is a bushy perennial herb with small daisy-like flowers and aromatic leaves. It has been used traditionally for headache relief and is a cheerful garden plant.

Harding County, New Mexico is in USDA Zone 5b. The average last spring frost is May 2 and the first fall frost is October 8, giving you a growing season of approximately 159 days.

At an elevation of 6,903 feet, Harding County receives approximately 13 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 84ยฐF, so choose short-season varieties of Feverfew to ensure they mature before fall. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Feverfew will need more frequent watering and organic matter to retain nutrients. With low rainfall, drip irrigation is essential for growing Feverfew successfully. Mulch heavily to conserve soil moisture.

Harding County, NM (Zone 5b) Moderate season
159 days
Last Spring Frost May 2
159 growing days
First Fall Frost October 8

Harding County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.2-8.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✗ May not fit
Transplant: May 5 🍅 Harvest: Aug 4 – Oct 20
Recommended (50%) ✗ May not fit
Transplant: May 9 🍅 Harvest: Aug 8 – Oct 24
Safe Start (90%) ✗ May not fit
Transplant: May 26 🍅 Harvest: Aug 25 – Nov 10

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
0.5″/week
Rainfall provides
0.3″/week
You supply
0.4″/week
Watering frequency 1-2 times/week
Season total 521 gal / 100 sq ft
Drought risk

Water stress score is 10/10 โ€” consider drought-tolerant varieties and mulching

Feverfew needs ~1,365 GDD — county provides 2,067 GDD Excellent fit

Feverfew Planting Timeline โ€” Harding County, NM

Feverfew Planting Calendar

Activity When Date Range
Transplant Outdoors May 9 May 9 โ€“ May 23
Harvest August 8 Aug 8 โ€“ Oct 24

Plant 0.5" deep ยท 8" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April โ€”
May Transplant Outdoors
June โ€”
July โ€”
August Harvest
September Harvest
October Harvest
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Low โ€” drought tolerant

Days to Maturity

90โ€“120 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 5b

Growing Season

159 days

Growing Tips for Harding County

Start seeds indoors or direct sow on the soil surface. Deadhead regularly to prevent aggressive self-seeding. Divide clumps every 2-3 years to maintain vigor.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Feverfew in Harding County, NM?

Harding County is in Zone 5b with an average last frost of May 2. Plan your Feverfew planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Harding County, NM?

Harding County, New Mexico is in USDA Hardiness Zone 5b. The average last spring frost is May 2 and first fall frost is October 8.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Harding County gardeners in Zone 5b organize planting dates, track what's growing, and never miss a planting window.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Harding County, NM. Local conditions may vary. Last updated: April 2026.