Passiflora, Hardy Passion Flower, Passion Vine 'Constance Elliott'

Passifloracaerulea

Family
Passifloraceae (pas-ih-flor-AY-see-ee)
Genus
Passiflora (pass-iff-FLOR-uh)
Species
caerulea (see-ROO-lee-uh)
Synonym
Sun Exposure
Full Sun
Foliage
Herbaceous
Smooth
Height
over 40 ft. (12 m)
Spacing
6-8 ft. (1.8-2.4 m)
Hardiness
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
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
Parts of plant are poisonous if ingested
Bloom Color
White/Near White
Bloom Time
Mid Summer
Late Summer/Early Fall
Mid Fall
Other Details
Category
Vines and Climbers
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Grow outdoors year-round in hardiness zone
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Propagation Methods
From woody stem cuttings
From softwood cuttings
From semi-hardwood cuttings
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
Unblemished fruit must be significantly overripe before harvesting seed; clean and dry seeds
Regional

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

Mesa, Arizona

Queen Creek, Arizona

Tucson, Arizona

Ashland, California

Clayton, California

San Francisco, California

Williston, Florida

Eskridge, Kansas

Latonia, Kentucky

Matthews, North Carolina

Lafayette, Tennessee

Austin, Texas

Dallas, Texas

Mc Kinney, Texas

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Gardener's Notes:

3
positives
1
neutral
0
negative
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C
McKinney, TX (Zone 8a) | March 2009 | positive

This is a very cold hardy variety - has survived snow, ice and long low sustained freezing temps teens and 20's for several days with no ...Read More

J
J
Dallas, TX | August 2004 | positive

I planted one of these on a west-facing fence in the spring of 2003 in Dallas, TX. The plant endured a freakishly heavy snow in the wint...Read More

F
Honomu, HI (Zone 11) | June 2004 | neutral

I have never seen this one. Does it produce fruit?

S
S
(Zone 8b) | June 2004 | positive

I have Constance in my garden for four years now growing on a southfacing wall near to my terrace. Every year it gives me countless flowe...Read More

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