Climbing hempweed, Climbing hempvine
Mikania scandens
Asteraceae


Landscape Uses:

Primarily recommended for natural landscapes and habitat restorations. Also butterfly gardens.

Ecological Restoration Notes:

Availability:
Grown by enthusiasts and occasionally by native plant nurseries.
Description:
Low climbing herbaceous vine.
Height:
N/A; a vine with stems to 6 feet or more in length.
Growth Rate:
Fast.
Range:
Eastern North America west to Texas and south to the Monroe County Keys; West Indies, Mexico, Central America and South America. Rare in the Monroe County Keys and very rare or absent in the middle Keys.
Habitats:
Forest edges, pinelands and prairies.
Soils:
Wet to moist, moderately-drained sandy, limestone, or organic 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:
High; can tolerate moderate amounts of salt wind without injury.
Drought Tolerance:
Moderate; generally requires moist soils, but tolerant of short periods of drought once established.
Light Requirements:
Full sun.
Flower Color:
White.
Flower Characteristics:
Semi-showy, but quickly turns ratty.
Flowering Season:
All year.
Fruit:
Inconspicuous achene. All year.
Wildlife and Ecology:
Sometimes a larval host for little metalmark (Calephelis virginiensis) butterflies. Nectar plant for little metalmark butterflies.
Horticultural Notes:
Can be grown from seed. Sprinkle on surface of soil.
Comments:


Roger L. Hammer
George D. Gann
Steven W. Woodmansee
Shirley Denton
Shirley Denton
Keith A. Bradley