FNPS Plant Database
Boehmeria cylindrica
small-spike false-nettle, bog hemp
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Nomenclature
Common Name:
small-spike false-nettle, bog hemp
Synonym(s):
Genus species:
Boehmeria cylindrica
Family:
Urticaceae
Plant Specifics
Form:
flower
Size:
2.5-4 ft tall by 1-3 ft wide
Life Span:
short-lived perennial
Flower Color:
green
Fruit Color:
Phenology:
winter dormant
Noted For:
Landscaping
Recommended Uses:
Ground cover in moist sites in casual settings. Very attractive when young, but becomes somewhat weedy and tall as it matures. Probably better suited for restoration than landscaping.
Considerations:
Can become overly abundant. Plant with caution.
Availability:
Propagation:
Seed and root cuttings. Seeds are available through the Florida Wildflowers Growers Cooperative.
Light:
Moisture Tolerance:
Always Flooded------------------------------------------------Extremely Dry
Aquatic ---to--- Usually moist, occasional inundation
Salt Water Flooding Tolerance:
Not salt tolerant of inundation by salty or brackish water
Salt Spray/Salty Soil Tolerance:
Low/no tolerance of salty wind or direct salt spray
Soil or Other Substrate:
Clay, Loam, Organic (muck)
Soil pH:
acidic
Suitable to Grow In:
8A, 8B, 9A, 9B, 10A, 10B, 11

USDA zones are based on the average annual extreme minimum winter temperature.

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Ecology
Wildlife:
Larval host for several species of moths. Larval host for red admiral (Vanessa atalanta) and eastern comma (Polygonia comma) butterflies.
Native Habitats:
Cypress swamps, floodplain forests, wet thickets, stream banks, marshes, wet forests, marshy shores, ditches.
Natural Range in Florida:
Visit the USF Libraries Atlas of Florida Plants
Comments:
Ethnobotany:
General Comments:
This species is in the Nettle Family and looks much like stinging nettle. However, it does not have stinging hairs.






