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When to Plant Anise in Indian River County, FL

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

Indian River County, Florida is in USDA Zone 9b. The average last spring frost is January 26 and the first fall frost is December 20, giving you a growing season of approximately 328 days.

At an elevation of 317 feet, Indian River County receives approximately 52.7 inches of rainfall annually with predominantly sand soil. Summer highs average 97ยฐF, so Anise may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Anise will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Anise root diseases.

Indian River County, FL (Zone 9b) Year-round
328 days
Last Spring Frost January 26
328 growing days
First Fall Frost December 20

Indian River County Soil Profile

Soil Type

Sand

Soil pH

5.2-6.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (165 days to spare)
Start indoors: Dec 22 Transplant: Jan 12 🍅 Harvest: Apr 13 – Jun 29
Recommended (50%) ✓ Fits season (167 days to spare)
Start indoors: Dec 29 Transplant: Jan 19 🍅 Harvest: Apr 20 – Jul 6
Safe Start (90%) ✓ Fits season (148 days to spare)
Start indoors: Jan 21 Transplant: Feb 11 🍅 Harvest: May 13 – Jul 29

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.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.7″/week
You supply
0.4″/week
Watering frequency 1-2 times/week
Season total 1,150 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Anise needs ~2,389 GDD — county provides 7,484 GDD Excellent fit

Anise Planting Timeline โ€” Indian River County, FL

Anise Planting Calendar

Activity When Date Range
Start Indoors December 29 Dec 29 โ€“ Jan 12
Transplant Outdoors January 19 Jan 19 โ€“ Feb 2
Direct Sow January 5 Jan 5 โ€“ Jan 26
Fall Sowing October 25 Oct 25 โ€“ Nov 8
Harvest April 20 Apr 20 โ€“ Jul 6

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

90โ€“120 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 9b

Growing Season

328 days

Growing Tips for Indian River County

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

Level Up Your Garden

Frequently Asked Questions

When should I plant Anise in Indian River County, FL?

Indian River County is in Zone 9b with an average last frost of January 26. Plan your Anise planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Indian River County, FL?

Indian River County, Florida is in USDA Hardiness Zone 9b. The average last spring frost is January 26 and first fall frost is December 20.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Indian River County gardeners in Zone 9b organize planting dates, track what's growing, and never miss a planting window.

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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 Indian River County, FL. Local conditions may vary. Last updated: April 2026.