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When to Plant Anise in Duplin County, NC

Duplin County, North Carolina Zone 8a May

Your May planting checklist for Duplin County, North Carolina

Welcome to May in Zone 8a. These are the moves that will have the biggest impact on your growing season.

Avg. last frost March 23
Avg. first frost November 8
Soil temp (4") 72°F
Watering Low
Pest pressure High
Daylight 13.8 hrs
A few tasks this May that'll pay off in June
  • First harvests: anise

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Anise is an annual herb grown for its licorice-flavored seeds and leaves. The seeds are used in baking, liqueurs, and traditional medicine worldwide.

Duplin County, North Carolina is in USDA Zone 8a. The average last spring frost is March 23 and the first fall frost is November 8, giving you a growing season of approximately 230 days.

At an elevation of 829 feet, Duplin County receives approximately 45.9 inches of rainfall annually with predominantly clay loam soil. Summer highs average 96°F, so Anise may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Anise, but amend with compost to improve drainage and prevent root rot.

Duplin County, NC (Zone 8a) Long season
230 days
Last Spring Frost March 23
230 growing days
First Fall Frost November 8

Duplin County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (73 days to spare)
Start indoors: Feb 7 Transplant: Mar 7 🍅 Harvest: Jun 6 – Aug 22
Recommended (50%) ✓ Fits season (69 days to spare)
Start indoors: Feb 16 Transplant: Mar 16 🍅 Harvest: Jun 15 – Aug 31
Safe Start (90%) ✓ Fits season (64 days to spare)
Start indoors: Mar 13 Transplant: Apr 10 🍅 Harvest: Jul 10 – Sep 25

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 Duplin County

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

Soil pH

Your soil pH (5.3–6.5) is more acidic than Anise prefers (6.0–7.5). Add garden lime to raise pH.

Soil Texture

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

Organic Matter

Organic matter is moderate (2.1%). Annual compost additions will help Anise.

How to Plant Anise

0.5"
Planting Depth
8"
Between Plants
12"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Plant Water Budget

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

Monthly Watering Guide for Anise

Anise needs approximately 0.4 inches of water per week (1.7" per month). Here's how your county's rainfall compares month by month.

Month Anise Needs Rainfall You Supplement Action
Jan 3.6" 0" ❄️ Dormant
Feb 3.3" 0" ❄️ Dormant
Mar 1.7" 4" 0" ✅ Rainfall sufficient
Apr 1.7" 3.5" 0" ✅ Rainfall sufficient
May 1.7" 3.8" 0" ✅ Rainfall sufficient
Jun 1.7" 4" 0" ✅ Rainfall sufficient
Jul 1.7" 4.7" 0" ✅ Rainfall sufficient
Aug 1.7" 5.2" 0" ✅ Rainfall sufficient
Sep 1.7" 3.1" 0" ✅ Rainfall sufficient
Oct 1.7" 3.1" 0" ✅ Rainfall sufficient
Nov 1.7" 3.2" 0" ✅ Rainfall sufficient
Dec 4.4" 0" ❄️ Dormant

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

Anise 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.

Anise needs ~2,310 GDD — county provides 5,060 GDD Excellent fit

Anise Planting Timeline — Duplin County, NC

Anise Planting Calendar

Activity When Date Range
Start Indoors February 16 Feb 16 – Mar 2
Transplant Outdoors March 16 Mar 16 – Mar 30
Direct Sow March 9 Mar 9 – Mar 30
Harvest June 15 Jun 15 – Aug 31
Fall Sowing August 30 Aug 30 – Sep 13

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.4"/week · Natural rainfall sufficient

📅 Days to Maturity

90–120 days

🧪 Soil pH

Needs 6–7.5 · Your soil: too_acidic

🗺️ USDA Zone

Zone 8a

📆 Growing Season

230 days in Duplin County

Growing Tips for Anise in Duplin County

Direct sow Anise outdoors after March 23 in Duplin County when soil has warmed and frost danger has passed.

With Duplin County's clay soil (26% clay), work in 3-4 inches of compost before planting Anise. Avoid tilling when soil is wet to prevent compaction.

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

Common pests for Anise in this region include carrot rust fly and parsleyworm. Use row covers early in the season and inspect plants weekly.

General growing tips

Direct sow after last frost as anise has a taproot. Harvest seeds when they turn brown. Plants may need staking. The feathery leaves are also edible with a mild anise flavor.

Companion Planting

Good Companions

Avoid Planting Near

  • Carrots

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Anise in Duplin County, NC?

Duplin County is in Zone 8a with an average last frost of March 23. Plan your Anise planting based on this frost date — see the calendar above for exact timing.

What planting zone is Duplin County, NC?

Duplin County, North Carolina is in USDA Hardiness Zone 8a. The average last spring frost is March 23 and first fall frost is November 8.

🌱

Your Duplin County Garden Planner — Free

A 24-page printable planner built for Duplin 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 Duplin County, NC. Local conditions may vary. Last updated: May 2026.

Sources & credits

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