TreeIssues

Pest & Disease Forecast for South Carolina

It's September — 60 tracked threats are active right now in South Carolina. Each timeline shows estimated activity across the year.

Active nowWatch closely — these threats are at or near peak activity this month.
Emerald Ash Borer
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Southern Pine Beetle
InsectHIGH

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Japanese Beetle
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Ips Bark Beetles
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Bagworm
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Dutch Elm Disease
DiseaseCRITICAL

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Fire Blight
DiseaseHIGH

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Cedar-Apple Rust
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Anthracnose
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Powdery Mildew
FungusLOW

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Citrus Greening (Huanglongbing / HLB)
DiseaseCRITICAL

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Chestnut Blight
FungusCRITICAL

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Armillaria Root Rot
FungusHIGH

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Fusiform Rust
FungusHIGH

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Laurel Wilt
FungusHIGH

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Bacterial Leaf Scorch
DiseaseHIGH

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Phytophthora Root Rot
FungusHIGH

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Leaf Spot Diseases
FungusLOW

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Asian Longhorned Beetle Damages hardwood trees by tunneling deep into trunks and branches
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Virginia Metallic Tiger Beetle
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Rice Beetle
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Eastern Hercules Beetle
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Eastern Bordered Plant Bug
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
flowerpot parasol
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Green-spored Parasol
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
green cheese polypore
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Golden Threads Lepidella
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Garden Tortrix
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Two-lined Spittlebug
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Citrus Flatid Planthopper
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Crape myrtle bark scale
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Purplepore Bracket
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Conifer Mazegill
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
False Turkeytail
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
fringed sawgill
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
splitgill mushroom
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Southern Strap
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Carolina Metallic Tiger Beetle
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Phileurus valgus
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
White Chicken Mushroom
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Seven-spotted Lady Beetle
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Ganoderma sessile
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Eastern Eyed Click Beetle
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Burnt-orange Bolete
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
hygrophorus milkcap
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Red Bay Psyllid
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
golden reishi
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Eastern Tiger Swallowtail
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Cloudless Sulphur
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Clouded Skipper
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Ravenel's stinkhorn
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Trooping Crumble Cap
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Elegant Grass-veneer
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Alloeorhynchus trimacula
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Milkweed Assassin Bug
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Asian Lady Beetle
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Large Milkweed Bug
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
Western Hardwood Sulphur Shelf
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
Southern Masked Chafer
InsectMODERATE

Peak activity: Summer

J
F
M
A
M
J
J
A
S
O
N
D
pale bitter bolete
FungusMODERATE

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
On the horizonRamping up over the next 1–2 months. Now is the time to prepare.
Hemlock Woolly Adelgid
InsectMODERATE

Peak activity: Winter

J
F
M
A
M
J
J
A
S
O
N
D
Quiet for nowLow activity this month, but still present in the region.
Oak Wilt
DiseaseCRITICAL

Peak activity: Spring

J
F
M
A
M
J
J
A
S
O
N
D
← National forecast|All South Carolina threats →|Get monthly care reminders →

Activity windows are seasonal estimates based on pest type and known phenology for the continental US; local timing varies with weather and elevation. Always confirm with a certified arborist or your state extension office.