Calystegia sepium subsp. angulata

Calystegia sepium subsp. angulata

Native to:
Canada | AB, BC, MB, NB, ON, QC, SK | United States | AZ, CO, CT, DC, IA, ID, IL, IN, KS, MA, MD, ME, MI, MN, MO, MT, ND, NE, NH, NM, NY, OH, OR, PA, RI, SD, TN, UT, VT, WA, WI, WV, WY

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Convolvulaceae
Genus:
Calystegia
Species:
Calystegia sepium subsp. angulata

Growth Characteristics

Growth Habit:
Vine
Height:
300 cm
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul,aug,sep
Bloom Colors:
white, pink

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, hummingbirds

Source: Claude claude-sonnet-4-5-20250929 Batch

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–30 days
Notes:
Hard seed coat benefits from scarification. Seeds may have variable dormancy and germinate sporadically over extended periods.

Source: Claude claude-sonnet-4-5-20250929 Batch