Lophostemon confertus (formerly Tristania conferta)
(Brisbane Box)
CHARACTER: Evergreen; upright, oval form; moderate canopy.
SIZE: Large (Height: 35-60'; Spread: 25').
GROWTH RATE: Moderate to Fast.
FOLIAGE: Green, glossy, oval leaves 4-6" long. New growth has a slight red tinge.
FLOWER/FRUIT/BARK: Small, white, distinctive, but not showy flowers in clusters 2-4" across, bloom July-August. Hard, brown seed capsules form in fall and persist on tree. Mottled, shredding, light brown or reddish bark.
MONTHLY WATERING NEEDS: In general, 15-20 gallons per week for the first 2 years; 15-20 gallons twice a month for the 3rd year; as needed after 3 years (varies by soil, sun, and wind conditions).
TREE CARE: Moderate. Early pruning needed to train a good shape; pruning needed less frequently with age.
TOLERANCES: Drought tolerant (once established), poor drainage, any soil, smog.
SPECIAL CONSIDERATIONS: Prefers sun. Does not tolerate strong, steady winds.
NOTABLE TRAITS: Native to Australia. Low-maintenance street tree well adapted to harsh urban conditions. Disease and pest resistant.