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When to plant Ageratum in Okeechobee County County,

Okeechobee County County's spring Ageratum window runs December 21 through January 11. aim for a steady week of warm soil before planting.

When to Plant Ageratum in Okeechobee 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.

Okeechobee County, Florida is in USDA Zone 10a. The average last spring frost is January 25 and the first fall frost is December 20, giving you a growing season of approximately 329 days.

At an elevation of 139 feet, Okeechobee County receives approximately 49.6 inches of rainfall annually with predominantly sand soil. Summer highs average 101°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
Okeechobee County, FL (Zone 10a) Year-round
329 days
Last Spring Frost January 25
329 growing days
First Fall Frost December 20
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Okeechobee County Soil Profile

Soil Type

Sand

Soil pH

5.2-5.8

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 4.3" 2.5" 1.8" 💧 Light watering
Feb 4.3" 2.4" 1.9" 💧 Light watering
Mar 4.3" 3.2" 1.1" 💧 Light watering
Apr 4.3" 2.2" 2.1" 💧 Light watering
May 4.3" 3.5" 0.8" 💧 Light watering
Jun 4.3" 6.8" 0" ✅ Rainfall sufficient
Jul 4.3" 6.9" 0" ✅ Rainfall sufficient
Aug 4.3" 7.6" 0" ✅ Rainfall sufficient
Sep 4.3" 6.6" 0" ✅ Rainfall sufficient
Oct 4.3" 3.5" 0.8" 💧 Light watering
Nov 4.3" 2.2" 2.1" 💧 Light watering
Dec 4.3" 2.1" 2.2" 🚿 Regular watering

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

Ageratum Planting Timeline — Okeechobee County, FL

Ageratum Planting Calendar

Activity When Date Range
Start Indoors December 14 Dec 14 – Dec 28
Transplant Outdoors December 21 Dec 21 – Jan 4
Direct Sow December 21 Dec 21 – Jan 11
Bloom February 15 Feb 15 – Aug 30

· 8" apart · Rows 10" apart

Month-by-Month Timeline

MonthActivities
January Transplant Outdoors Direct Sow
February Bloom
March Bloom
April Bloom
May Bloom
June Bloom
July Bloom
August Bloom
September
October
November
December Start Indoors Transplant Outdoors Direct Sow
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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 10a

📆 Growing Season

329 days in Okeechobee County

Growing Tips for Okeechobee 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 Okeechobee County, FL?

Okeechobee County is in Zone 10a with an average last frost of January 25. Plan your Ageratum planting based on this frost date — see the calendar above for exact timing.

What planting zone is Okeechobee County, FL?

Okeechobee County, Florida is in USDA Hardiness Zone 10a. The average last spring frost is January 25 and first fall frost is December 20.

When should I plant Ageratum in Okeechobee County County, ?

In Okeechobee County County, , plant Ageratum after the last frost (around January 25) and before the first frost (around December 20). Best results when soil holds above 50°F.

What growing zone is Okeechobee County County, for Ageratum?

Okeechobee County County sits in USDA Zone 10a. Ageratum grows reliably in zones 3a through 11b, so it's a good fit here.

Can Ageratum grow in Okeechobee County County's climate?

Yes — Ageratum grows well in Okeechobee County County's temperate climate. Okeechobee County County averages a 330-day frost-free season, with last frost around January 25 and first frost around December 20.

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Your Okeechobee County Garden Planner — Free

A 22-page printable planner built for Okeechobee County (Zone 10a). 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 Okeechobee County, FL. Local conditions may vary. Last updated: June 2026.

Sources & credits

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