North America Native Plant

Fringed Passionflower

Botanical name: Passiflora ciliata var. riparia

USDA symbol: PACIR

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states âš˜ Native to Puerto Rico  

Synonyms: Passiflora foetida L. var. riparia (C. Wright) Killip (PAFOR)   

Fringed Passionflower: A Delicate Native Beauty for Your Garden Meet the fringed passionflower, a charming native plant that’s been quietly winning over gardeners across the southeastern United States. This delicate perennial might not be as flashy as its more famous passion vine cousins, but it brings its own special magic ...

Fringed Passionflower: A Delicate Native Beauty for Your Garden

Meet the fringed passionflower, a charming native plant that’s been quietly winning over gardeners across the southeastern United States. This delicate perennial might not be as flashy as its more famous passion vine cousins, but it brings its own special magic to native plant gardens and naturalized landscapes.

What Makes Fringed Passionflower Special?

The fringed passionflower (Passiflora ciliata var. riparia) is a true American native, naturally occurring in Florida and Puerto Rico. Unlike the vigorous climbing passion vines you might know, this variety grows as a low herbaceous perennial – think more ground-hugging wildflower than towering vine.

What really sets this plant apart are its intricate white flowers adorned with delicate, fringed coronas that give the plant its common name. These small but detailed blooms may be modest in size, but they’re absolutely captivating when you take a closer look.

Where Does Fringed Passionflower Grow Naturally?

This native beauty calls the warm regions of Florida and Puerto Rico home, thriving in the subtropical climate of these areas. In its natural habitat, you’ll find it growing in open areas, edges of woodlands, and disturbed sites where it can spread and naturalize.

Why Consider Planting Fringed Passionflower?

There are several compelling reasons to welcome this native into your garden:

  • Pollinator magnet: The intricate flowers attract butterflies, bees, and other beneficial pollinators
  • Low maintenance: Once established, it’s quite drought tolerant and requires minimal care
  • Native plant benefits: Supports local ecosystems and wildlife
  • Naturalistic appeal: Perfect for creating that wild meadow look
  • Ground cover potential: Can spread to fill in bare spots naturally

Perfect Garden Settings

Fringed passionflower shines in several garden styles:

  • Native plant gardens: A natural fit alongside other Florida and southeastern natives
  • Butterfly gardens: The flowers provide nectar for various butterfly species
  • Naturalized areas: Let it spread and create informal drifts
  • Wildlife gardens: Part of a larger ecosystem approach to gardening

Growing Conditions and Care

The beauty of fringed passionflower lies in its adaptability and low-maintenance nature:

Climate zones: Thrives in USDA hardiness zones 9-11, making it perfect for warm, subtropical regions.

Light requirements: Performs best in full sun to partial shade. While it can handle some shade, you’ll get the most blooms with plenty of sunshine.

Soil preferences: Not particularly fussy about soil type, but does appreciate well-draining conditions. It can tolerate various soil types once established.

Water needs: Drought tolerant once established, though regular water during the first growing season helps it get established.

Planting and Care Tips

Getting started with fringed passionflower is refreshingly straightforward:

  • Planting time: Spring or early fall work best in warm climates
  • Spacing: Allow room for natural spreading – this plant likes to wander
  • Establishment: Water regularly the first season, then let nature take over
  • Maintenance: Minimal pruning needed; let it follow its natural growth pattern
  • Propagation: May self-seed readily, and can spread via underground runners

Things to Keep in Mind

While fringed passionflower is generally well-behaved, there are a few considerations:

This plant can spread naturally through self-seeding and runners, so it’s perfect if you want a naturalized look but might require some management in more formal garden settings. Think of it as enthusiastic rather than aggressive – it wants to make itself at home in your garden.

Also, since it’s adapted to warm climates, it won’t survive freezing temperatures, making it unsuitable for gardens in cooler zones.

The Bottom Line

Fringed passionflower is a wonderful choice for gardeners in warm climates who want to support native wildlife while enjoying delicate, intricate blooms. It’s particularly perfect for those who love the idea of a garden that takes care of itself while providing habitat for butterflies and other pollinators.

If you’re creating a native plant garden in Florida or similar climates, or if you simply want a low-maintenance perennial that brings a touch of wild beauty to your landscape, fringed passionflower deserves a spot on your planting list.

Fringed Passionflower

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Violales

Family

Passifloraceae Juss. ex Roussel - Passion-flower family

Genus

Passiflora L. - passionflower

Species

Passiflora ciliata Aiton - fringed passionflower

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA