Violet Allamanda
Allamandablanchetii

Family: Apocynaceae (a-pos-ih-NAY-see-ee)
Genus: Allamanda (al-uh-MAN-da)
Species: blanchetii (blan-CHET-ee-eye)

Synonym:Allamanda violacea

Category
Tropicals and Tender Perennials
Vines and Climbers

Water Requirements
Average Water Needs; Water regularly; do not overwater
Requires consistently moist soil; do not let dry out between waterings

Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade

Foliage
This plant is resistant to deer
Smooth
Textured

Foliage Color
Blue-Green

Height
10-12 ft. (3-3.6 m)

Spacing
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)

Hardiness
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)
USDA Zone 11: above 4.5 °C (40 °F)

Where to Grow
Suitable for growing in containers

Danger
All parts of plant are poisonous if ingested

Bloom Color
Pink
Rose/Mauve
Magenta (pink-purple)
Fuchsia (red-purple)
Scarlet (dark red)
Lavender
Medium Purple
Dark Purple/Black
Maroon/Burgundy
Brown/Bronze
Cream/Tan
Silver/Gray

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

Bloom Size

Bloom Time
Late Winter/Early Spring
Mid Spring
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)
7.6 to 7.8 (mildly alkaline)

Patent Information
Non-patented

Propagation Methods
By dividing the rootball
From herbaceous stem cuttings
From softwood cuttings
Allow cut surface to callous over before planting
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; direct sow after last frost
By grafting
By tip layering

Seed Collecting