1. Forest Insect Pests

11.  Dieback in upper crown.
 Suckering (epicormic
branching) on the tree’s trunk.

12.  Vertical splitting.
 “D” shaped exit holes.
 Tunneled galleries
underneath bark.

13. February 27, 2013 Western MD Forest Pest Update
Red belly woodpeckers most common EAB predator in MD

15.  Callidiellum rufipenne
 Native Range: East Asia (China, Korea, Japan)
 In its native range it is considered a secondary
pest, attacking weakened or freshly felled conifers
• In US it has been seen attacking
healthy trees
•Hosts:
Native Range: Japanese Cedar
(Cryptomeria japonica), Hinoki
cypress (Chamaecyparis obtusa),
Sawara cypress (Chamaecyparis
pisifera), false arborvitae (Thujopsis
dolabrata), firs (Abies spp.) and
pine (Pinus spp.) Connecticut Agricultural Experiment Station Archive,
Connecticut Agricultural Experiment Station, Bugwood.org
Male
Female

16.  Hosts, continued:
 Introduced range in the US
and Europe: eastern red
cedar (Juniperus virginiana),
American arborvitae (Thuja
occidentalis), juniper
(Juniperus communis),
Monterey cypress (Cupressus
macracarpa), Atlantic white
cedar (Chamaecyparis
thyoides (L.)

17.  Lifecycle:
 Adults emerge in early
spring
 Females lay eggs late
spring
 Larva hatch and borrow
under bark, feeding and
forming serpentine
galleries just beneath the
bark
 Beetle pupate in the fall
and overwinter as adults
inside the host
Connecticut Agricultural Experiment Station Archive,
Connecticut Agricultural Experiment Station, Bugwood.org
Typical
Damage
Connecticut Agricultural Experiment Station Archive,
Connecticut Agricultural Experiment Station, Bugwood.org

20. Anoplophora glabripennis
1-1 ½ inch in length
Long antennae (longer then the insects body)
banded with black and white
Shiny black body with distinctive white spots
May have blue feet
USDA-APHIS-
PPQ

21. Signs of ALB
Fra
Dime-sized exit holes
Trunk with ALB exit holes
– heavily infested
Frass at the base of tree
and near exit holes
USDA-APHIS-PPQ all
photos

22. Found in
Maryland
NOT found in
Maryland
X X
Asian longhorned beetle
Look-a-Like

23. What to do if you find something
suspicious??
Call HGIC: 800-342-2507
 Call MDA, PP & WM Section at 410-841-
5920
 Email: kimberly.rice@maryland.gov

24. Phone Numbers:
MDA Headquarters
410 841-5920
Robert Trumbule
301 982-3224