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When to plant Marigolds in Hempstead County, AR

Plant Marigolds in Hempstead County from March 14 to April 4 in spring. Hempstead County sits in USDA Zone 8a, with last frost around March 21 and first frost on November 12.

When to Plant Marigolds in Hempstead County, AR

Marigolds (Tagetes patula) are warm-season annuals beloved for their cheerful orange, yellow, and red blooms — and for their well-documented ability to repel pest nematodes in vegetable beds. Easy from seed, drought-tolerant once established, and bloom from early summer until the first hard frost.

Hempstead County, Arkansas is in USDA Zone 8a. The average last spring frost is March 21 and the first fall frost is November 12, giving you a growing season of approximately 236 days.

At an elevation of 1,302 feet, Hempstead County receives approximately 48.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Marigolds during the growing season.

Annual Blooms in Multi-season Pollinator-friendly Deer-resistant Good for cutting Fragrant
Hempstead County, AR (Zone 8a) Long season
236 days
Last Spring Frost March 21
236 growing days
First Fall Frost November 12

Hempstead County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Marigolds Planting Timeline — Hempstead County, AR

Marigolds Planting Calendar

Activity When Date Range
Start Indoors February 7 Feb 7 – Feb 21
Transplant Outdoors March 14 Mar 14 – Mar 28
Direct Sow March 14 Mar 14 – Apr 4
Bloom May 9 May 9 – Sep 12

Plant 0.3" deep · 10" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February Start Indoors
March Transplant Outdoors Direct Sow
April Direct Sow
May Bloom
June Bloom
July Bloom
August Bloom
September Bloom
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

📅 Days to Maturity

50–70 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 8a

📆 Growing Season

236 days in Hempstead County

Growing Tips for Hempstead County

Direct-sow after last frost or start indoors 4-6 weeks earlier. Deadhead spent blooms to keep new flowers coming. French marigolds (T. patula) are the most reliable nematode repellents — plant a band around vegetable beds. Tolerate poor soil but bloom best with monthly compost.

Companion Planting

Good Companions

Avoid Planting Near

  • Beans
  • Cabbage

Check more plant combinations with our Companion Planting Checker →

🌾 Save Your Own Marigolds Seeds
Life Cycle Annual
Pollination Self-Pollinating
How to Collect Let flower heads dry on plant. Pull dried petals to reveal seeds.
Storage Store in envelopes; viable 3 years at 35°F, under 50% humidity.

Very easy to save. Seeds are the long, thin, dark pieces inside the dried flower head.

Frequently Asked Questions

When should I plant Marigolds in Hempstead County, AR?

Hempstead County is in Zone 8a with an average last frost of March 21. Plan your Marigolds planting based on this frost date — see the calendar above for exact timing.

What planting zone is Hempstead County, AR?

Hempstead County, Arkansas is in USDA Hardiness Zone 8a. The average last spring frost is March 21 and first fall frost is November 12.

When should I plant Marigolds in Hempstead County, AR?

In Hempstead County, AR, plant Marigolds after the last frost (around March 21) and before the first frost (around November 12). Best results when soil holds above 50°F.

What growing zone is Hempstead County, AR for Marigolds?

Hempstead County sits in USDA Zone 8a. Marigolds grows reliably in zones 2a through 11b, so it's a good fit here.

Can Marigolds grow in Hempstead County's climate?

Yes — Marigolds grows well in Hempstead County's temperate climate. Hempstead County averages a 236-day frost-free season, with last frost around March 21 and first frost around November 12.

🌱

Your Hempstead County Garden Planner — Free

A 22-page printable planner built for Hempstead 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.

Instant PDF download. No spam, unsubscribe any time.

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

Sources & credits

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