Hoya, Harlequin Wax Plant, Porcelain Flower
Hoyapubicalyx 'Royal Hawaiian Purple'

Family: Apocynaceae (a-pos-ih-NAY-see-ee)
Genus: Hoya (HOY-a)
Species: pubicalyx (pew-bee-KAL-iks)
Cultivar: Royal Hawaiian Purple

Category
Tropicals and Tender Perennials
Vines and Climbers

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Sun to Partial Shade
Light Shade

Foliage
Smooth
Veined

Foliage Color

Height
15-20 ft. (4.7-6 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)

Where to Grow
Can be grown as an annual
Suitable for growing in containers

Danger
N/A

Bloom Color
Pink
Magenta (pink-purple)
Fuchsia (red-purple)
Dark Purple/Black
White/Near White

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant

Bloom Size

Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Blooms repeatedly

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