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Apocynaceae
Cynanchum Species, Japanese Rough Potato
Cynanchumjaponicum
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Family
Apocynaceae
(a-pos-ih-NAY-see-ee)
Info
Genus
Cynanchum
(sigh-NAN-chum)
Info
Species
japonicum
(juh-PON-ih-kum)
Info
Synonym
Metaplexis chinensis
Metaplexis japonica
Metaplexis stauntonii
Pergularia japonica
Urostelma chinensis
Sun Exposure
Sun to Partial Shade
Light Shade
Foliage
Deciduous
Height
15-20 ft. (4.7-6 m)
20-30 ft. (6-9 m)
Spacing
Unknown - Tell us
Hardiness
USDA Zone 6b: to -20.5 °C (-5 °F)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Pink
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Vegetables
Perennials
Vines and Climbers
Water Requirements
Unknown - Tell us
Foliage Color
Unknown - Tell us
Where to Grow
Unknown - Tell us
Bloom Characteristics
Unknown - Tell us
Bloom Size
Unknown - Tell us
Other details
Unknown - Tell us
Soil pH requirements
Unknown - Tell us
Patent Information
Unknown - Tell us
Propagation Methods
From seed; sow indoors before last frost
Seed Collecting
Unknown - Tell us
Regional
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