Grannyvine

Ipomoea tricolor

Native to:
Mexico, Puerto Rico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Convolvulaceae
Genus:
Ipomoea
Species:
Ipomoea tricolor
USDA Symbol:
IPTR3

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb , Vine
Height:
450 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jun,jul,aug,sep,oct
Bloom Colors:
blue, purple, white

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
hummingbirds, butterflies, bees
Deer Resistant:
Yes

Soil Requirements

Soil Type:
fertile, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
Prefers warm, sunny locations in native habitat

Propagation & Germination

Stratification:
None required
Scarification:
Seed coat scarification required before sowing
Germination Time:
7–21 days
Notes:
Scarification or soaking seeds in warm water for 24 hours improves germination. Requires warm soil temperatures (65-85°F) for best results.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months. Requires scarification. | Requires soaking 24-48 hrs; discard floaters.

Source: Ontario Rock Garden & Hardy Plant Society