Overview
Purple Passionflower, also called maypop, is a Florida native perennial vine with intricate lavender-purple flowers, three-lobed leaves, and oval fruit. It is a premier butterfly host plant and a bold choice for a dedicated pollinator trellis.
Mature Size and Habit
Vines commonly extend 10 to 25 feet in one growing season. Tendrils climb available supports, while underground runners can send new shoots beyond the original crown. Winter dieback is possible, followed by warm-season regrowth.
Best Landscape Uses
Train it on a strong freestanding trellis, fence, arbor, or pollinator-garden support. It also works as a controlled groundcover on slopes. Use it where active management and caterpillar feeding are acceptable.
Sunlight
Full sun supports the heaviest flowering. Partial shade is tolerated, particularly in hot afternoon exposures, but deep shade produces more foliage and fewer flowers.
Soil and Drainage
It adapts to sand, loam, and many ordinary soils with good drainage. Moderate fertility is sufficient. Avoid permanently waterlogged soil and overly rich conditions that drive excessive vine growth.
Irrigation
Water regularly during establishment. Mature roots tolerate short dry periods, but flowering improves with deep irrigation during prolonged drought. Avoid daily shallow watering.
Best Planting Season
Plant from fall through spring in Tampa or during warm weather when irrigation remains dependable. Install the support before the vine begins rapid growth.
Pruning and Maintenance
Cut back dormant or damaged stems in late winter and redirect new shoots during spring. Remove unwanted runners promptly. Inspect ties and supports because mature vines become heavy.
Wildlife Value
Leaves host Gulf fritillary, zebra longwing, and variegated fritillary caterpillars. Flowers support bees and other pollinators. Chewed leaves are expected and indicate the plant is serving its habitat purpose.
Cold and Heat Sensitivity
Roots handle normal Tampa winters and summer heat. Top growth can die back after frost or seasonal dormancy. The vine normally resumes growth as soil warms.
Toxicity, Thorns, and Roots
It has no thorns. Ripe fruit has a history of human use, but unripe fruit and other plant parts should not be eaten without expert identification and preparation. Running roots are vigorous and require containment.
Invasive and Placement Concerns
It is native and not invasive, but underground runners can spread aggressively through small beds. Keep it off rooflines, gutters, trees, screens, and utility equipment. A dedicated support and root boundary reduce maintenance.
Authoritative Resources
Review NC State Extension Plant Toolbox and Royal Botanic Gardens, Kew.
Local Delivery
Local delivery only in approved South Tampa ZIP codes. $600.00 minimum plant order. $100.00 flat delivery fee. Ecoscape will contact you to schedule delivery.