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When to Plant Passion Fruit in Iberia Parish, LA

Passion fruit is a tropical vine producing exotic, aromatic fruits with a tart, intensely flavored pulp full of edible seeds. The flowers are spectacularly ornamental.

Iberia Parish, Louisiana is in USDA Zone 9a. The average last spring frost is February 13 and the first fall frost is December 5, giving you a growing season of approximately 295 days.

At an elevation of 114 feet, Iberia Parish receives approximately 60.1 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 101ยฐF, so Passion Fruit may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Passion Fruit will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Passion Fruit root diseases.

Iberia Parish, LA (Zone 9a) Year-round
295 days
Last Spring Frost February 13
295 growing days
First Fall Frost December 5

Iberia Parish Soil Profile

Soil Type

Sandy Loam

Soil pH

5.1-6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Transplant: Feb 14
Recommended (50%) ✓ Fits season
Transplant: Feb 27
Safe Start (90%) ✓ Fits season
Transplant: Mar 23

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
0.9″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Passion Fruit needs ~11,716 GDD — county provides 7,622 GDD May not mature

Passion Fruit Planting Timeline โ€” Iberia Parish, LA

Passion Fruit Planting Calendar

Activity When Date Range
Transplant Outdoors February 27 Feb 27 โ€“ Mar 13

ยท 72" apart ยท Rows 96" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February Transplant Outdoors
March Transplant Outdoors
April โ€”
May โ€”
June โ€”
July โ€”
August โ€”
September โ€”
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

365โ€“545 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 9a

Growing Season

295 days

Growing Tips for Iberia Parish

Provide a strong trellis or fence. Fruits are ripe when they fall to the ground or the skin wrinkles. In marginal zones, grow in containers and protect from frost.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Passion Fruit in Iberia Parish, LA?

Iberia Parish is in Zone 9a with an average last frost of February 13. Plan your Passion Fruit planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Iberia Parish, LA?

Iberia Parish, Louisiana is in USDA Hardiness Zone 9a. The average last spring frost is February 13 and first fall frost is December 5.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Iberia Parish gardeners in Zone 9a 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 Iberia Parish, LA. Local conditions may vary. Last updated: April 2026.