White Oleander – Desert Horizon Nursery

White Oleander

Nerium oleander
Categories:
Shrubs  ·  
Screening & Hedge Shrubs
Light
Full sun
Water
Water deeply and regularly during establishment. Once established, allow soil to dry between deep irrigations; supplemental summer watering improves flowering and canopy quality.
Size
8-12 ft tall × 6-10 ft wide
Habit
Upright shrub
Toxicity
Toxic — Pets Humans & Livestock
Description
A white-flowering oleander trained into a small tree, with narrow, leathery evergreen leaves and abundant flower clusters; well adapted to Phoenix heat.
Bloom Time
Spring through fall
Deciduous / Evergreen
Evergreen
Special Features
Alkaline Soil Tolerant, Drought Tolerant, Heat Tolerant, Toxic (see detail)
Growth Rate
Fast
Growth Habit
Upright shrub
Mature Size
8-12 ft tall × 6-10 ft wide
Flower Color
White
Foliage Color
Dark green
Landscape Use
Container / Patio, Hedge / Screen, Specimen / Accent, Street / Parking Tree
Garden Style
Hedge / Formal
Soil
Alkaline Tolerant, Sandy / Rocky, Well-Drained
Companion Plants
Desert marigold, Desert spoon, Red yucca, Texas sage, Trailing lantana
Toxic — Pets Humans & Livestock
Highly toxic to pets, livestock, and humans if ingested; sap is a skin/eye irritant
Care Instructions

Light: Full sun for best flowering; tolerates light shade but blooms less.

Water: Water deeply and regularly during establishment. Once established, allow soil to dry between deep irrigations; supplemental summer watering improves flowering and canopy quality.

Soil: Well-drained soil; tolerates sandy, rocky, clay, and alkaline soils if drainage is adequate.

Mature size: Typically 10–20 feet tall and 8–15 feet wide, depending on cultivar and pruning.

Bloom: Primarily spring through fall in Phoenix, with repeat flowering during warm weather.

Evergreen / deciduous: Evergreen.

Growth rate: Fast with adequate water and warmth; slower under dry conditions.