Blog

When to plant Coreopsis in Scott County, MS

Scott County gardeners should plant Coreopsis between March 8 and March 29 in spring. With Scott County's Zone 8b climate (last frost March 22), Coreopsis needs 60–80 days to mature — plant by August 18 for a full harvest.

When to Plant Coreopsis in Scott County, MS

Coreopsis (Tickseed) is a cheerful, long-blooming native perennial that produces a continuous flush of bright yellow, gold, or bi-colored daisy-like flowers from early summer well into fall. One of the most reliable cut-and-come-again bloomers in the perennial garden, it thrives in hot, dry, sunny conditions and poor soil where many competitors struggle. An invaluable nectar source for native bees and butterflies, and a butterfly host plant for several species.

Scott County, Mississippi is in USDA Zone 8b. The average last spring frost is March 22 and the first fall frost is November 6, giving you a growing season of approximately 229 days.

At an elevation of 344 feet, Scott County receives approximately 61.5 inches of rainfall annually with predominantly clay loam soil. Summer highs average 92°F, providing good warmth for Coreopsis during the growing season. Clay soil retains moisture well for Coreopsis, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Coreopsis root diseases.

Perennial Blooms in Summer Pollinator-friendly Deer-resistant Good for cutting
Scott County, MS (Zone 8b) Long season
229 days
Last Spring Frost March 22
229 growing days
First Fall Frost November 6

Scott County Soil Profile

Soil Type

Clay Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Coreopsis Planting Timeline — Scott County, MS

Coreopsis Planting Calendar

Activity When Date Range
Start Indoors January 25 Jan 25 – Feb 8
Transplant Outdoors March 22 Mar 22 – Apr 5
Direct Sow March 8 Mar 8 – Mar 29
Bloom May 24 May 24 – Oct 18

Plant 0.1" deep · 18" apart · Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

📅 Days to Maturity

60–80 days

🧪 Soil pH

Needs 5.5–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 8b

📆 Growing Season

229 days in Scott County

Growing Tips for Scott County

Start seeds indoors 8–10 weeks before last frost or direct sow after last frost. Seeds germinate easily without stratification. Thrives in poor to average, well-drained soil — rich soil promotes foliage over flowers. Drought tolerant once established; overwatering is the most common mistake. Deadhead spent blooms to maintain continuous flowering through the season. Shear plants by one-third in midsummer for a fresh flush of late-season blooms. Year 2+ plants bloom most heavily. Divide every 2–3 years in early spring to rejuvenate crowded clumps.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Coreopsis in Scott County, MS?

Scott County is in Zone 8b with an average last frost of March 22. Plan your Coreopsis planting based on this frost date — see the calendar above for exact timing.

What planting zone is Scott County, MS?

Scott County, Mississippi is in USDA Hardiness Zone 8b. The average last spring frost is March 22 and first fall frost is November 6.

When should I plant Coreopsis in Scott County, MS?

In Scott County, MS, plant Coreopsis after the last frost (around March 22) and before the first frost (around November 6). Best results when soil holds above 50°F.

What growing zone is Scott County, MS for Coreopsis?

Scott County sits in USDA Zone 8b. Coreopsis grows reliably in zones 3a through 9b, so it's a good fit here.

Can Coreopsis grow in Scott County's climate?

Yes — Coreopsis grows well in Scott County's temperate climate. Scott County averages a 229-day frost-free season, with last frost around March 22 and first frost around November 6.

🌱

Your Scott County Garden Planner — Free

A 22-page printable planner built for Scott County (Zone 8b). 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 Scott County, MS. Local conditions may vary. Last updated: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.