Krimson Princess Hoya, Wax Plant, Porcelain Flower 'Rubra'

Hoyacarnosa

Family
Apocynaceae (a-pos-ih-NAY-see-ee)
Genus
Hoya (HOY-a)
Species
carnosa (kar-NO-suh)
Synonym
Sun Exposure
Light Shade
Foliage
Good Fall Color
Smooth
Height
8-10 ft. (2.4-3 m)
Spacing
3-6 in. (7-15 cm)
Hardiness
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Danger
N/A
Bloom Color
Pink
Red
White/Near White
Bloom Time
Mid Summer
Late Summer/Early Fall
Mid Fall
Other Details
Category
Tropicals and Tender Perennials
Vines and Climbers
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Can be grown as an annual
Suitable for growing in containers
Bloom Characteristics
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
Non-patented
Propagation Methods
From herbaceous stem cuttings
From woody stem cuttings
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Seed does not store well; sow as soon as possible
Regional

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

San Francisco, California

Brooksville, Florida

Chiefland, Florida

Saint Cloud, Florida

Tampa, Florida

Algodones, New Mexico

Whitestone, New York

Zanesville, Ohio

Verona, Pennsylvania

Houston, Texas

Humble, Texas

Lake Jackson, Texas

show all

Featured Videos

Gardener's Notes:

1
positive
1
neutral
0
negative
Sort By:
Sort By:
J
Saint Cloud, FL (Zone 9b) | September 2010 | positive

i've had my hoya rubra for a little over a year. it was one of my starter plants. i love the colorful foliage, and the "tropical" feel it...Read More

P
(Zone 10a) | October 2003 | neutral

Hoya carnosa 'Rubra' is said to be a cultivar of Hoya carnosa var. picta. It can be distinguished by the green leaf ...Read More

Featured
Six-spotted Fishing Spider
(Dolomedes triton)
Reddish Egret
(Egretta rufescens)
Featured
Six-spotted Fishing Spider
(Dolomedes triton)
Reddish Egret
(Egretta rufescens)