Western Spruce Budworm
The Western Spruce Budworm (WSBW), (Choristoneura occidentalis), is the most widely distributed defoliator of coniferous forests in Western North America. As more people settle in the wildland interface, this insect
The Western Spruce Budworm (WSBW), (Choristoneura occidentalis), is the most widely distributed defoliator of coniferous forests in Western North America. As more people settle in the wildland interface, this insect
Tip browning of pines is symptomatic of Diplodia tip blight (Diplodia pinea, syn. Sphaeropsis sapinea), a fungal disease. Most affected are Austrian pine (Pinus nigra) and Ponderosa pine (P. ponderosa),
Several species of bark beetle including Southern Pine Beetle, Black Turpentine Beetle, Mountain Pine Beetle, Western Pine Beetle, and Spruce Beetle (all Dendroctonus species), and Ips Engraver Beetle, are known
Southern Pine Beetles (Dendroctonus frontalis), along with several other types of bark beetles, are known to attack and kill southern yellow pines during periods of environmental stress. These beetles bore
Scale insects are common insect pests on ornamental trees and shrubs in landscapes. They feed, with their tube-like mouthparts, within the vascular system, where nutrients and fluids are transported. Scales
The horned oak gall is a golf ball-sized growth caused by a small wasp insect (Callirhytis cornigera) which can cause extreme disfiguring and dieback of certain oak species. They are
Spongy moth is the new common name for Lymantria dispar, formally known as the gypsy moth. ‘Spongy’ refers to the texture of the egg masses, the life stage in which
Fungus Gnats adults resemble small mosquitos and are commonly found in homes & offices as well as professional cultivation spaces. The fungus gnat has 4 developmental stages; egg, larvae (4
Bur Oak Blight (Tubakia iowensis), or BOB, is a serious and progressive leaf disease that leads to the decline of certain Bur Oak (Quercus macrocarpa) trees. Repeated, and progressive
Lethal Bronzing (also known as Texas Phoenix Palm Decline) is caused by Phytoplasma palmae (a mollicute similar to bacteria, but lacking a cell wall) that is closely related to Palm