Calystegia Species, Morning Glory

Calystegiamacrostegia

Family
Convolvulaceae (kon-volv-yoo-LAY-see-ee)
Genus
Calystegia (kal-ee-STEE-jee-uh)
Synonym
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Height
20-30 ft. (6-9 m)
Spacing
4-6 ft. (1.2-1.8 m)
Hardiness
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Danger
Seed is poisonous if ingested
Parts of plant are poisonous if ingested
Bloom Color
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Mid Fall
Late Fall/Early Winter
Other Details
Category
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Bloomington, California

Long Beach, California

Los Angeles, California

Malibu, California

San Gabriel, California

Scotts Valley, California

Winchester, California

Yorba Linda, California

Scio, Oregon

show all

Featured Videos

Gardener's Notes:

1
positive
1
neutral
0
negative
Sort By:
Sort By:
I
I
Scotts Valley, CA | June 2012 | positive

I grow this plant in native sandy soil in the CA Central Coast mountains. It does very well. Fast grower and heavy bloomer.
It i...Read More

R
Netcong, NJ (Zone 5b) | July 2005 | neutral

Nice large white flowers...Enjoy this in the 'wild' as it is one of those Calystegias that does not tame very well...

Featured
Lemon Butterfly
(Papilio demoleus)
Double-crested Cormorant
(Phalacrocorax auritus)
Featured
Lemon Butterfly
(Papilio demoleus)
Double-crested Cormorant
(Phalacrocorax auritus)