ForesTree - A Guide to Tree Health

Pest and Disease Information

Sugar Pine
  • Pinus lambertiana - Resistant to Texas Root Rot and Verticillium. Susceptible to Aphids, Mountain Pine Beetle, California Five Spined Engraver Beetle, IPS, California Flathead Borer and Beetle Borers, Oak Root Rot, Root Rot, Rust, Black Stain, Pitted Sap Rot, Phytophthora Root Disease, Mistletoe and White Pine Blister Rust. Additional and expanded information listed below.

  • For further tree information:
       SelecTree (1053) | Silvics of North America
SUGAR PINE
12 Records Found
Disease or Pest NameDescription of Disease or Pest

Annosus root disease
Heterobasidion annosum

Heterobasidion_annosumSymptoms of Annosus root disease include fading of crowns to light green, thinning crowns, chlorotic foliage, reduced height growth, and ultimately death. Trees affected often occur as small groups. As t...

Black stain
Leptographium wageneri

Leptographium_wagneriDuring the early stages of black stain terminal growth is reduced and older needles become chlorotic. As the disease progresses older needles are shed prematurely, new needles are stunted and yellow, lat...

Dwarf Mistletoe
Arceuthobium californicum

Small, yellow, leafless parasitic flowering plants. Reduces tree vigor (yellowing foliage) and can lead to mortality.

Oak root fungus
Armillaria mellea

Armillaria_melleaArmillaria cases reduced terminal growth and general decline in affected plants, As the Armillaria advances dieback of twigs and branches (most apparent in hardwoods) can occur. Crown symptoms include chl...

Pitch Canker
Fusarium circinatum

radiataPitch canker causes cankers/necrotic areas of bark on the main stem and lateral branches of affected trees. Pitch may stream from cankers. The cankers cause top kill and branch dieback. Flagging of branch...

White Pine Blister Rust
Cronartium ribicola

Cronartium_ribicolaWhite pine blister rust forms cankers on the trunk and branches of white pines (five-needled pines). These are perennial and can eventually girdle the trunk or branch. Flagging of branch tips from death ...

Black pineleaf scale
Nuculaspis californica

Nuculaspis_californicaOutbreaks of black pineleaf scale are often associated with smog and dust. The insect feeds only on the needles and is yellowish-brown to black and broadly oval in outline. The injured needles turn yello...

California fivespined engraver
Ips paraconfusus

ips_paraThe California fivespined ips kills saplings, pole sized trees, young trees up to 26 inches in diameter and the tops of even larger trees. It often breeds in slash and recently downed material and spreads...

California flatheaded borer
Melanophila californica

Melanophila_californicaThe California flatheaded attacks trees in rocky soil and fringe stands where soil moisture is limiting. It also attacks old and unhealthy trees. Healthy trees are not immune, but less susceptible. Adul...

Ips
Ips spp.

Ips_spp_adultIps kills saplings, pole sized trees, young trees up to 26 inches in diameter and the tops of even larger trees. It often breeds in slash and recently downed material and spreads from there to live trees....

Mountian Pine Beetle
Dendroctonus ponderosae

Dendroctonus_ponderosaeThe mountain pine beetle often kills trees in small groups. Many times these trees are weakened by fire, drought, dwarf mistletoe, rust, or smog. Generally only trees over 10 inches in diameter will be a...

Red turpentine beetle
Dendroctonus valens

Dendroctonus_valens_frassThe red turpentine beetle most often attacks trees are weakened by fire, drought, dwarf mistletoe, rust, or smog. It can attack freshly cut logs and stumps. Often attacks trees in campgrounds and around ...