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When to plant Ageratum in Wakulla County County,

Wakulla County County sits in USDA Zone 9a. Plant Ageratum between February 27 (after last frost on March 13) and March 20.

When to Plant Ageratum in Wakulla County, FL

Ageratum (Ageratum houstonianum), the floss flower, produces clusters of fluffy, powder-puff blooms in the rare sky-blue and lavender tones difficult to find among warm-season annuals. Compact mounding habit makes it ideal as a front-of-border edging plant. Blooms from early summer through fall with minimal deadheading; heat and humidity tolerant once established.

Wakulla County, Florida is in USDA Zone 9a. The average last spring frost is March 13 and the first fall frost is November 22, giving you a growing season of approximately 254 days.

At an elevation of 375 feet, Wakulla County receives approximately 48.4 inches of rainfall annually with predominantly sand soil. Summer highs average 95°F, so Ageratum may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Ageratum will need more frequent watering and organic matter to retain nutrients.

Annual Blooms in Multi-season Pollinator-friendly Good for cutting
Wakulla County, FL (Zone 9a) Long season
254 days
Last Spring Frost March 13
254 growing days
First Fall Frost November 22

Wakulla County Soil Profile

Soil Type

Sand

Soil pH

4.9-5.9

Drainage

Well Drained

Monthly Watering Guide for Ageratum

Ageratum needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Ageratum Needs Rainfall You Supplement Action
Jan 2.1" 0" ❄️ Dormant
Feb 2.5" 0" ❄️ Dormant
Mar 4.3" 2.6" 1.7" 💧 Light watering
Apr 4.3" 2.3" 2" 💧 Light watering
May 4.3" 3" 1.3" 💧 Light watering
Jun 4.3" 7.1" 0" ✅ Rainfall sufficient
Jul 4.3" 6.9" 0" ✅ Rainfall sufficient
Aug 4.3" 7.2" 0" ✅ Rainfall sufficient
Sep 4.3" 6.8" 0" ✅ Rainfall sufficient
Oct 4.3" 4" 0.3" 💧 Light watering
Nov 4.3" 1.8" 2.5" 🚿 Regular watering
Dec 2.1" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Wakulla County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Ageratum Planting Timeline — Wakulla County, FL

Ageratum Planting Calendar

Activity When Date Range
Start Indoors January 30 Jan 30 – Feb 13
Transplant Outdoors February 27 Feb 27 – Mar 13
Direct Sow February 27 Feb 27 – Mar 20
Bloom April 24 Apr 24 – Oct 9

· 8" apart · Rows 10" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

60–75 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 9a

📆 Growing Season

254 days in Wakulla County

Growing Tips for Wakulla County

Start seeds indoors 6–8 weeks before last frost — do not cover seed; it needs light to germinate. Can be direct-sown after last frost once soil warms to 60°F. Transplant or thin to proper spacing after frost danger passes. Deadheading isn't strictly required but tidying spent clusters improves appearance. Provide consistent moisture; drought causes premature setting. Avoid deep shade — blooms best in full sun to light afternoon shade.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Ageratum in Wakulla County, FL?

Wakulla County is in Zone 9a with an average last frost of March 13. Plan your Ageratum planting based on this frost date — see the calendar above for exact timing.

What planting zone is Wakulla County, FL?

Wakulla County, Florida is in USDA Hardiness Zone 9a. The average last spring frost is March 13 and first fall frost is November 22.

When should I plant Ageratum in Wakulla County County, ?

In Wakulla County County, , plant Ageratum after the last frost (around March 13) and before the first frost (around November 22). Best results when soil holds above 50°F.

What growing zone is Wakulla County County, for Ageratum?

Wakulla County County sits in USDA Zone 9a. Ageratum grows reliably in zones 3a through 11b, so it's a good fit here.

Can Ageratum grow in Wakulla County County's climate?

Yes — Ageratum grows well in Wakulla County County's temperate climate. Wakulla County County averages a 254-day frost-free season, with last frost around March 13 and first frost around November 22.

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Your Wakulla County Garden Planner — Free

A 22-page printable planner built for Wakulla County (Zone 9a). 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 Wakulla County, FL. Local conditions may vary. Last updated: June 2026.

Sources & credits

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