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Whiteflower passionflower
Passiflora multiflora
Passifloraceae


General Landscape Uses:

Primarily recommended for natural landscapes and habitat restorations. Also butterfly gardens in the upper Florida Keys.
Availability:
Grown by enthusiasts.
Description:
High climbing vine with tendrils.
Dimensions:
N/A; a vine with stems to 10 feet or more in length.
Growth Rate:
Moderate.
Range:
Monroe County Keys and Miami-Dade County; West Indies and Central America. In the Monroe County Keys, and apparently absent south of Lignumvitae Key. In Miami-Dade County, native only to the Florida Keys in and around Elliott Key in Biscayne National Park.
Habitats:
Rockland hammocks.
Soils:
Moist, well-drained limestone soils, with humusy top layer.
Nutritional Requirements:
Moderate; can grow in nutrient poor soils, but needs some organic content to thrive.
Salt Water Tolerance:
Low; does not tolerate long-term flooding by salt or brackish water.
Salt Wind Tolerance:
Low; salt wind may burn the leaves.
Drought Tolerance:
Moderate; generally requires moist soils, but tolerant of short periods of drought once established.
Light Requirements:
Light shade to full sun.
Flower Color:
Calyx green, corolla and corona white.
Flower Characteristics:
Inconspicuous.
Flowering Season:
Summer-fall.
Fruit:
Dark blue capsular berry.
Wildlife and Ecology:
Larval host plant for julia (Dryas iulia) and probably other butterflies.
Horticultural Notes:
Can be grown from seed.
Comments:
It is listed as endangered by the state of Florida.


 


George D Gann
in habitat, Everglades National Park, Key Largo, Florida, 2013
Roger L. Hammer