North America Non-native Plant

Crinkled Passionflower

Botanical name: Passiflora gracilis

USDA symbol: PAGR8

Life cycle: perennial

Habit: vine

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Crinkled Passionflower: A Delicate Climbing Beauty for Southern Gardens Meet the crinkled passionflower (Passiflora gracilis), a charming little vine that brings delicate beauty to gardens with its intricate white flowers and graceful climbing habit. While not as showy as its larger cousins, this petite passionflower has a quiet elegance that ...

Crinkled Passionflower: A Delicate Climbing Beauty for Southern Gardens

Meet the crinkled passionflower (Passiflora gracilis), a charming little vine that brings delicate beauty to gardens with its intricate white flowers and graceful climbing habit. While not as showy as its larger cousins, this petite passionflower has a quiet elegance that makes it a lovely addition to intimate garden spaces.

What Makes Crinkled Passionflower Special?

This perennial vine is a twining, climbing plant that can develop woody or herbaceous stems as it matures. What sets it apart from other passionflowers is its more refined, delicate appearance. The small white flowers display the classic passionflower structure with its intricate corona, but in a more understated package that works beautifully in smaller garden settings.

Where Does It Come From?

Crinkled passionflower is native to South America, particularly Argentina, Brazil, Paraguay, and Uruguay. In the United States, it’s considered a non-native species that has been introduced and can now be found reproducing spontaneously in the wild, primarily in South Carolina.

Should You Grow Crinkled Passionflower?

As a non-native plant, crinkled passionflower isn’t the first choice for native plant enthusiasts, but it’s not considered invasive or problematic either. Here’s what to consider:

  • Perfect for small spaces where larger passionflowers would be overwhelming
  • Attracts pollinators including small bees and butterflies
  • Easy to grow and relatively low-maintenance
  • May self-seed, providing natural propagation

If you’re focused on supporting local ecosystems, consider native alternatives like wild passionflower (Passiflora lutea) or maypop (Passiflora incarnata), which provide similar climbing beauty while supporting native wildlife.

Growing Conditions and Care

Crinkled passionflower is surprisingly adaptable and easy to please:

  • Sunlight: Full sun to partial shade (morning sun preferred)
  • Soil: Well-draining soil of average fertility
  • Water: Moderate moisture; drought tolerant once established
  • Climate: Hardy in USDA zones 8-10, may survive zone 7 with protection

Planting and Ongoing Care

Getting started with crinkled passionflower is straightforward:

  • Plant in spring after the last frost
  • Provide light support like a small trellis or allow it to climb through other plants
  • Water regularly during the first growing season to establish roots
  • Trim back in late winter to maintain shape and encourage new growth
  • Watch for self-seeding and remove unwanted seedlings if desired

Design Ideas

This delicate vine works beautifully in:

  • Cottage gardens where its fine texture adds contrast
  • Small urban gardens where space is limited
  • Naturalistic plantings for a wild, informal look
  • Container gardens with small obelisks or trellises

The Bottom Line

Crinkled passionflower offers quiet charm and pollinator appeal for gardeners in warmer climates. While it’s not native to North America, it’s not problematic either, making it a neutral choice for those who appreciate its delicate beauty. Just remember to consider native alternatives first if supporting local ecosystems is your priority – your local wildlife will thank you for it!

Crinkled 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 gracilis Jacq. ex Link - crinkled passionflower

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