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When to plant Snapdragon in Grenada County, MS

For Snapdragon in Grenada County, the safe spring window opens around February 23 and closes around March 16. Last expected frost is March 30, first fall frost October 31, giving a 215-day growing season. A second sowing from August 22 to September 5 extends the harvest into fall.

When to Plant Snapdragon in Grenada County, MS

Snapdragons (Antirrhinum majus) are classic cool-season annuals whose upright spikes of dragon-lipped flowers are among spring's most dramatic displays. Tolerating light frosts, they bloom from early spring until summer heat shuts them down — then often revive in fall. In zones 9-11 they are grown as fall-planted winter annuals and may re-seed to naturalize.

Grenada County, Mississippi is in USDA Zone 8a. The average last spring frost is March 30 and the first fall frost is October 31, giving you a growing season of approximately 215 days.

At an elevation of 101 feet, Grenada County receives approximately 49.2 inches of rainfall annually with predominantly clay loam soil. Summer highs average 90°F, providing good warmth for Snapdragon during the growing season. Clay soil retains moisture well for Snapdragon, but amend with compost to improve drainage and prevent root rot.

Annual Blooms in Spring Pollinator-friendly Deer-resistant Good for cutting Fragrant
Grenada County, MS (Zone 8a) Long season
215 days
Last Spring Frost March 30
215 growing days
First Fall Frost October 31

Grenada County Soil Profile

Soil Type

Clay Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Snapdragon Planting Timeline — Grenada County, MS

Snapdragon Planting Calendar

Activity When Date Range
Start Indoors January 19 Jan 19 – Feb 2
Transplant Outdoors March 16 Mar 16 – Mar 30
Direct Sow February 23 Feb 23 – Mar 16
Bloom May 25 May 25 – Sep 14
Fall Sowing August 22 Aug 22 – Sep 5

· 9" apart · Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

70–100 days

🧪 Soil pH

Needs 6.2–7 · Your soil: N/A

🗺️ USDA Zone

Zone 8a

📆 Growing Season

215 days in Grenada County

Growing Tips for Grenada County

Start indoors 10-12 weeks before last frost; seeds need light to germinate — press into moist medium and do not cover. Transplant after hardening off, even if light frosts remain. Pinch seedlings once to encourage branching. Deadhead to prolong blooming. In zones 8-11, sow in fall for a winter-to-spring show. Tall varieties (24-36") make excellent cut flowers.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Snapdragon in Grenada County, MS?

Grenada County is in Zone 8a with an average last frost of March 30. Plan your Snapdragon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Grenada County, MS?

Grenada County, Mississippi is in USDA Hardiness Zone 8a. The average last spring frost is March 30 and first fall frost is October 31.

When should I plant Snapdragon in Grenada County, MS?

In Grenada County, MS, plant Snapdragon after the last frost (around March 30) and before the first frost (around October 31). Best results when soil holds above 50°F.

What growing zone is Grenada County, MS for Snapdragon?

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

Can Snapdragon grow in Grenada County's climate?

Yes — Snapdragon grows well in Grenada County's temperate climate. Grenada County averages a 215-day frost-free season, with last frost around March 30 and first frost around October 31.

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Your Grenada County Garden Planner — Free

A 22-page printable planner built for Grenada 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.

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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 Grenada County, MS. Local conditions may vary. Last updated: June 2026.

Sources & credits

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