Annotated Categorization of ALB Hosts

Revised October 29, 2001; Alan Sawyer; 

 USDA-APHIS-PPQ, Otis Plant Protection Laboratory

 Category[1]

 Genus[2]

Common Name

 Host Abundance & Other Notes[3]

Listed for

Treatment

Very good host

Acer

Maple, boxelder

Very common

yes

“

Aesculus

Horsechestnut, buckeye

Uncommon

yes

“

Salix

Willow

Common

yes

Good host

Betula

Birch

Uncommon

yes

“

Populus

Poplar (apparently excluding cottonwood)

Common; Good host in China but few records in US.  Oviposition:  2 records, NY

yes

“

Ulmus

Elm

Very common

yes

Occasional or rare host in US

Albizia

Mimosa, silk tree

Uncommon; Exit:  2 records, NY; 4 larvae reared to adult from wood collected in NY; no Chinese record

yes

“

Celtis

Hackberry

Common; Oviposition:  1 record, IL, with large larva positively identified as ALB; no Chinese record

yes

“

Fraxinus

Ash (especially green ash, F. pennsylvanica)

Very common; Injury attributed to ALB (exit holes:  44 records from IL, oviposition:  21 records from IL, 1 from NY) has been uncommon in relation to host abundance; host in Chinese literature

yes

“

Platanus

Plane tree, sycamore

Common; Exit:  3 records, NY; large larva reared to adult on diet; host in Chinese literature

yes

“

Sorbus

Mountain-ash

Uncommon; Exit:  1 record, IL; no Chinese record

yes

Questionable host in US

Hibiscus

Rose-of-Sharon

Common; Exit:  1 unverified report, NY; no Chinese record

no

“

Malus

Apple, crab apple

Common; Oviposition:  1 questionable record, IL; host in Chinese literature

no

“

Morus

Mulberry

Very common; Oviposition:  1 record, NY; no Chinese record

no

“

Prunus

Cherry, plum

Very common; Oviposition:  2 records, NY & IL; host in Chinese literature

no

Pyrus

Pear

Common; Exit:  1 questionable record, IL; host in Chinese literature

no

“

Quercus

Oak

Very common; Oviposition:  1 record, NY; no Chinese record

no

“

Robinia

Black locust

Common; Exit:  2 doubtful records, IL; host in Chinese literature

no

“

Tilia

Linden, basswood

Common; Oviposition:  1 record, IL; host in Chinese literature

no

No US record

Alnus

Alder

Locally common; Host in Chinese literature

no

“

Eleagnus

Russian olive

Uncommon; Host in Chinese literature

no

Non-host

Ailanthus

Tree of heaven

Common; No US record; reported not to be a host in Chinese literature

no

“

Melia

Chinaberry

Uncommon; No US record; reported not to be a host in Chinese literature

no