Eucalyptus saligna Sm., Myrtaceae

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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  High risk, score: 7 (Go to the risk assessment)

Common name(s): [more details]

Chinese: liu ye an

English: Sydney blue gum, blue gum

Habit:  tree

Description:  "Trees 30-55 m tall, bark white to bluish gray, smooth throughout, or rough and flaky from base of trunk up to 4 m.  Adult leaves alternate, blades discolorous, lanceolate, 9-17 cm long, 2-3 cm wide, apex acuminate, petioles 15-25 mm long.  Flowers 7-11 in axillary, simple umbels, peduncles 4-18 mm long, pedicels 0-3 mm long; buds fusiform to subovoid, 5-7 mm long, 3-4 mm wide; operculum conical.  Fruit cylindrical, campanulate, or subpyriform, 5-8 mm long, 4-7 mm wide, valves 3-4, exserted, out-curved"  (Wagner et al., 1999; p. 958).

Habitat/ecology:  In Hawai‘i, "extensively planted...and regenerating from seed in these areas"  (Wagner et al., 1999; p. 958).

Propagation:  Seed

Native range:  New South Wales and Queensland, Australia  (Wagner et al., 1999; p. 958).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
French Polynesia Society Islands	Tahiti Island	introduced cultivated	Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013) Cultivée
State of Hawaii Hawaiian Islands	Hawai‘i (Big) Island	introduced invasive	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 958)
State of Hawaii Hawaiian Islands	Kaua‘i Island	introduced invasive	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 958)
State of Hawaii Hawaiian Islands	Maui Island	introduced invasive	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 958)
State of Hawaii Hawaiian Islands	Moloka‘i Island	introduced invasive	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 958) Voucher cited: Munro 113 (BISH)
State of Hawaii Hawaiian Islands	O‘ahu Island	introduced invasive	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 958)
New Caledonia New Caledonia Archipelago	Île Grande Terre	introduced cultivated	MacKee, H. S. (1994) (p. 105) Voucher cited: Schmid 2024 (NOU)

Pacific Rim
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Australia Australia (continental)	New South Wales	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)
Australia Australia (continental)	Queensland	native	U.S. Dept. Agr., Agr. Res. Serv. (2013)
China China	China (People's Republic of)	introduced cultivated	Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013) Cultivated in Fujian, Guangdong, Guangxi and Jiangxi.
New Zealand New Zealand	New Zealand (country)	introduced invasive cultivated	Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 862) "In and around old plantations and wind-breaks and in adjacent scrub".
Taiwan Taiwan Island	Taiwan Island	introduced cultivated	Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013)

Control:  If you know of control methods for Eucalyptus saligna, please let us know.