Red cap eucalyptus with cream-white bark, scarlet bud caps and large golden-yellow flowers in a gravel yard

Eucalyptus Red Cap

Eucalyptus erythrocorys
Categories:
Trees  ·  
Flowering Trees
Light
Full sun
Water
Drought tolerant once established. Water deeply and allow soil to dry between irrigations; provide occasional deep watering during Phoenix's prolonged summer heat. Water young plants more regularly while roots establish.
Size
15-30 ft tall × 15-25 ft wide
Habit
Upright tree – multi-trunk
Toxicity
Toxic — Pets & Humans
Description
An ornamental Australian mallee eucalyptus prized for bright red bud caps that lift off to reveal large, golden-yellow flowers. Smooth, pale bark and an irregular canopy add year-round interest.
Bloom Time
Late summer to fall
Deciduous / Evergreen
Evergreen
Special Features
Attracts Bees / Pollinators
Growth Rate
Fast
Growth Habit
Upright tree – multi-trunk
Mature Size
15-30 ft tall × 15-25 ft wide
Flower Color
Yellow
Foliage Color
Gray-green
Landscape Use
Container / Patio, Hedge / Screen, Pollinator / Wildlife Garden, Specimen / Accent
Garden Style
Hedge / Formal, Pollinator / Wildlife
Soil
Alkaline Tolerant, Sandy / Rocky, Well-Drained
Companion Plants
Desert marigold, Desert spoon, Parry's agave, Red yucca, Texas sage
Toxic — Pets & Humans
Toxic to pets & humans if ingested
Care Instructions

Light: Full sun. In Phoenix, acclimate young nursery plants gradually to intense sun and reflected heat.

Water: Drought tolerant once established. Water deeply and allow soil to dry between irrigations; provide occasional deep watering during Phoenix’s prolonged summer heat. Water young plants more regularly while roots establish.

Soil: Well-drained sandy, gravelly, or loamy soil. Tolerates alkaline and limestone-based soils; avoid persistently wet soil and poorly drained clay.

Mature size: Typically 15–25 feet tall and 15–20 feet wide.

Bloom: Seasonal flowering, commonly late summer into fall in cultivation; timing and duration vary with local conditions.

Evergreen / deciduous: Evergreen.

Growth rate: Moderate to fast with adequate warmth and establishment watering.