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Purple Passionflower

Passiflora incarnata

Also listed as Granadilla incarnata, Passiflora keri

Also known as Maypop, Maypop Passionflower, Passionflower

vine☀️ full sun💧💧 moderate water❄ Hardy: Zone 5a – Zone 11b

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A vigorous native vine with striking purple and white corona filaments and intricate flowers that bloom mid to late summer. Deciduous in winter and known for attracting butterflies.

Why grow it

Its egg-sized fruit has a mildly sweet-tart flavor similar to an apricot and gives an edible harvest alongside its ornamental and wildlife value, with the advantage of winter hardiness across much of the eastern and central US. Unlike tender cultivars, this deciduous vine establishes readily from seed and requires minimal inputs once established. Its late-summer bloom window fills a niche when many native flowering vines have finished, and it supports specialist pollinators and caterpillar hosts that prefer native species.

Watch out for

This vine grows vigorously and can outcompete nearby plantings if not given defined space or occasional pruning to manage its spread. In warmer zones, new growth may emerge earlier than late frosts, so planting in a location with afternoon shade or air drainage can reduce frost damage to tender shoots in spring.

Overview

Form
Spreading
Growth Rate
fast
Size
6–9′ tall × 3–6′ wide
Dormancy
deciduous
Family
Passifloraceae
EdibleMedicinalPollinators & beneficial insects

Native to the United States

Native Range

Southeastern United States

Native to: Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Kansas, Kentucky, Louisiana, Missouri, Mississippi, North Carolina, Ohio, Oklahoma, Pennsylvania, South Carolina, Tennessee, Texas, Virginia, West Virginia

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Harvest Season

J
F
M
A
M
J
J
A
S
O
N
D

Edible Parts

fruit

Season of Interest

SummerFall

Notable Cultivars

No widely distinct cultivars; the species itself is typically grown, though seed-grown plants may vary in vigor and hardiness.

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Companion Planting

Plants well with