Cousin It casuarina forming a shaggy mound of drooping hairlike green branchlets

Casuarina ‘Cousin It’

Casuarina glauca 'Cousin It'
Categories:
Groundcovers  ·  
Ground Covers
Light
Full sun
Water
Water regularly during establishment, then deeply and allow the upper soil to dry between waterings. Established plants tolerate drought but need supplemental irrigation during Phoenix summers.
Size
1-2 ft tall × 4-6 ft wide
Habit
Mounded – spreading shrub
Toxicity
Not Established
Description
A low-growing Australian shrub with cascading, hairlike green branchlets that form dense, shaggy mounds. Its tiny true leaves are reduced to scales along the stems.
Bloom Time
Non-flowering (grown for foliage)
Deciduous / Evergreen
Evergreen
Special Features
Salt Tolerant
Growth Rate
Moderate
Growth Habit
Mounded – spreading shrub
Mature Size
1-2 ft tall × 4-6 ft wide
Flower Color
None (grown for foliage)
Foliage Color
Bright green
Landscape Use
Border / Bed, Container / Patio, Desert / Xeriscape, Groundcover, Trellis / Arbor / Wall
Garden Style
Container / Patio
Soil
Sandy / Rocky, Well-Drained
Companion Plants
Dwarf bottlebrush, Lomandra, Pink muhly grass, Trailing rosemary
Not Established
Not established — verify
Care Instructions

Light: Full sun to light shade; afternoon shade is beneficial in Phoenix, especially near heat-reflecting walls or pavement.

Water: Water regularly during establishment, then deeply and allow the upper soil to dry between waterings. Established plants tolerate drought but need supplemental irrigation during Phoenix summers.

Soil: Adaptable to sandy, loamy, and clay soils, including mildly alkaline soil. Well-drained soil is best, particularly in containers.

Mature size: Typically 1–2 feet tall and 4–6 feet wide, potentially spreading farther with age.

Bloom: Rarely flowers in cultivation; grown primarily for its foliage.

Evergreen / deciduous: Evergreen.

Growth rate: Slow to moderate, depending on water, temperature, and growing conditions.