Blog

When to plant Columbine in Dougherty County, GA

Dougherty County gardeners should plant Columbine between February 21 and March 14 in spring. With Dougherty County's Zone 9a climate (last frost March 7), Columbine needs 100 days to mature — plant by August 10 for a full harvest.

When to Plant Columbine in Dougherty County, GA

Dougherty County, Georgia Zone 9a June

June in Dougherty County, Georgia — your action list

Your Dougherty County, Georgia garden is entering a new phase. Here's what's on the schedule for June and why each task matters now.

Avg. last frost March 7
Avg. first frost November 18
Soil temp (4") 82°F
Watering Low
Pest pressure High
Daylight 14 hrs

Instant PDF download. No spam, unsubscribe any time.

Wild Columbine (Aquilegia canadensis) is a graceful native perennial of eastern North America, producing distinctive nodding flowers with spurred red-and-yellow petals that are irresistible to hummingbirds and native bees in spring. Its blue-green, fernlike foliage remains attractive long after flowering. Garden hybrid columbines (A. x hybrida) extend the color palette to the full spectrum and are equally adaptable. Short-lived by perennial standards (3–4 years per plant), but prolific self-seeders that perpetuate themselves and even hybridize freely in the garden, creating ever-evolving color combinations. An ideal woodland edge and cottage garden plant.

Dougherty County, Georgia is in USDA Zone 9a. The average last spring frost is March 7 and the first fall frost is November 18, giving you a growing season of approximately 256 days.

At an elevation of 269 feet, Dougherty County receives approximately 54.6 inches of rainfall annually with predominantly clay loam soil. Summer highs average 96°F, so Columbine may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Columbine, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Columbine root diseases.

Perennial Blooms in Spring Pollinator-friendly Deer-resistant Good for cutting
Dougherty County, GA (Zone 9a) Long season
256 days
Last Spring Frost March 7
256 growing days
First Fall Frost November 18

Dougherty County Soil Profile

Soil Type

Clay Loam

Soil pH

5.4-6.2

Drainage

Well Drained

Columbine Planting Risk Windows

Early Start (70% safe) ✓ Fits season (200 days to spare)
Start indoors: Jan 3 Transplant: Feb 14 🌸 Bloom: Apr 4 – Apr 25
Recommended (50%) ✓ Fits season (200 days to spare)
Start indoors: Jan 10 Transplant: Feb 21 🌸 Bloom: Apr 11 – May 2
Safe Start (90%) ✓ Fits season (196 days to spare)
Start indoors: Jan 29 Transplant: Mar 12 🌸 Bloom: Apr 30 – May 21

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Soil Compatibility in Dougherty County

How your county's soil matches Columbine's growing requirements.

Soil pH

Your soil pH (5.4–6.2) is more acidic than Columbine prefers (6.0–7.0). Add garden lime to raise pH.

Soil Texture

The clay loam soil in Dougherty County is excellent for Columbine — good drainage, moisture retention, and nutrient holding capacity.

Drainage

Drainage is adequate for Columbine.

Organic Matter

Organic matter is moderate (2.4%). Annual compost additions will help Columbine.

How to Plant Columbine

0.1"
Planting Depth
12"
Between Plants
18"
Between Rows

Succession Planting Columbine

4
successive plantings in your 256-day season

Sow every 8 weeks. Last sowing by Aug 10 to harvest before frost.

Columbine Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Columbine

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

Month Columbine Needs Rainfall You Supplement Action
Jan 4.3" 0" ❄️ Dormant
Feb 4.2" 0" ❄️ Dormant
Mar 4.3" 5" 0" ✅ Rainfall sufficient
Apr 4.3" 4.5" 0" ✅ Rainfall sufficient
May 4.3" 4.8" 0" ✅ Rainfall sufficient
Jun 4.3" 4.4" 0" ✅ Rainfall sufficient
Jul 4.3" 5.2" 0" ✅ Rainfall sufficient
Aug 4.3" 5.3" 0" ✅ Rainfall sufficient
Sep 4.3" 4.6" 0" ✅ Rainfall sufficient
Oct 4.3" 3.7" 0.6" 💧 Light watering
Nov 4.3" 3.7" 0.6" 💧 Light watering
Dec 4.9" 0" ❄️ Dormant

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

Columbine Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Columbine needs ~1,870 GDD — county provides 5,632 GDD Excellent fit

Columbine Planting Timeline — Dougherty County, GA

Columbine Planting Calendar

Activity When Date Range
Start Indoors January 10 Jan 10 – Jan 24
Transplant Outdoors February 21 Feb 21 – Mar 7
Direct Sow February 21 Feb 21 – Mar 14
Bloom April 11 Apr 11 – May 2

Plant 0.1" deep · 12" apart · Rows 18" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

1"/week · Natural rainfall sufficient

📅 Days to Maturity

70–100 days

🧪 Soil pH

Needs 6–7 · Your soil: too_acidic

🗺️ USDA Zone

Zone 9a

📆 Growing Season

256 days in Dougherty County

Growing Tips for Columbine in Dougherty County

Direct sow Columbine outdoors after March 07 in Dougherty County when soil has warmed and frost danger has passed.

With Dougherty County's clay soil (29% clay), work in 3-4 inches of compost before planting Columbine. Avoid tilling when soil is wet to prevent compaction.

With summer highs reaching 96°F in Dougherty County, provide afternoon shade for Columbine and water deeply in the morning.

General growing tips

Start seeds indoors 8–10 weeks before last frost with 4–6 weeks of cold moist stratification first (mix seeds with moist perlite in a bag and refrigerate), or direct-sow outdoors in fall for natural stratification. Transplant to the garden 2–4 weeks after last frost in spring. Prefers cool, moist, well-drained soil with morning sun and afternoon shade, especially in Zones 6+. After bloom, allow seed pods to mature and scatter if you want natural self-seeding; deadhead if you want to prevent spreading. Individual plants are typically short-lived (3–5 years) but colonies persist through prolific self-seeding. Leafminers may create white tunnels in foliage — unsightly but rarely serious. Year 2+ plants flower most profusely.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Columbine in Dougherty County, GA?

Dougherty County is in Zone 9a with an average last frost of March 7. Plan your Columbine planting based on this frost date — see the calendar above for exact timing.

What planting zone is Dougherty County, GA?

Dougherty County, Georgia is in USDA Hardiness Zone 9a. The average last spring frost is March 7 and first fall frost is November 18.

When should I plant Columbine in Dougherty County, GA?

In Dougherty County, GA, plant Columbine after the last frost (around March 7) and before the first frost (around November 18). Best results when soil holds above 50°F.

What growing zone is Dougherty County, GA for Columbine?

Dougherty County sits in USDA Zone 9a. Columbine grows reliably in zones 3a through 9a, so it's a good fit here.

Can Columbine grow in Dougherty County's climate?

Yes — Columbine grows well in Dougherty County's temperate climate. Dougherty County averages a 256-day frost-free season, with last frost around March 7 and first frost around November 18.

🌱

Your Dougherty County Garden Planner — Free

A 22-page printable planner built for Dougherty 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.

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 Dougherty County, GA. 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.