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The western conifer seed bug, Leptoglossus occidentalis, sometimes abbreviated as WCSB, is a species of true bug (Hemiptera) in the family Coreidae.It is native to North America west of the Rocky Mountains (California to British Columbia, east to Idaho and Nevada) but has in recent times expanded its range to eastern North America, to include Connecticut and New Hampshire, and has become an ...


Western Conifer Seed Bug (Leptoglossus occidentalis) & Boxelder Bug (Boisea trivittatus) The so called “Stink Bugs” have been very problematic to homes and businesses in Massachusetts & Rhode Island for the last decade. There is also a new species spreading across the U.S. and that is the Brown Marmorated Stink Bug.


The western conifer seed bug’s consumption of Douglas-fir seeds and seeds of various other species of pine results in a substantial loss of seed crop. Thus, its direct economic impact is a reduction in the quality and viability of conifer seed crops.


Western conifer seed bugs release an unpleasant odor when handled. Signs of Infestation. Because the insects remain inactive during the winter, the best time to detect a western conifer seed bug infestation is late summer and early fall, when the pests move indoors to escape the imminent arrival of colder weather. The true bugs often gain entry ...


Western conifer seed bug (Leptoglossus occidentalis) The western conifer seedbug was first described in the western United States. This true bug of the family Coreidae feeds mainly on the seeds and developing cones of several species of conifers and their respective hybrids.


The western conifer seed bug (Leptoglossus occidentalis), also called the pine seed bug, is a commonly found insect which is often seen invading homes in large numbers during certain periods of spring, fall, and winter. Originally found only in the western United States, these bugs are now found all across the country, and even in parts of Canada.


Western Conifer Seed Bug (Leptoglossus occidentalis) Identification. The Western Conifer Seed Bug isn’t seen very much during the summer months. Its summer habitat is among pine trees, Douglas firs and other types of cone-producing trees. The main diet of this bug comes from the seeds of the cones.


The Western Conifer Seed Bug also seeks the warmth of your home to bunker down in for the winter. It’s often misidentified as a Stink Bug, Cockroach or as the biting “Kissing Bug” due to its vaguely similar appearance. However, you will not find Kissing Bugs in New England and Stink Bugs are not as common to the region either. So in most ...


How to Get Rid of Western Conifer Seed Bug aka Stink Bug. The Western Conifer Seed Bug or more commonly, the stink bug, has been a problematic home invading insect for decades now.These pests tend to invade buildings throughout the States in the months of late summer to early fall, and appear sporadically in winter months as well.


Learn how to get rid of pine seed bug infestations in homes, buildings and business. ... (Leptoglossus occidentalis), or the “western conifer seed bug”. It informally has been referred to as a “stink bug” , which describes the the unpleasant odour it emits when squashed. It is often confused with the brown marmorated stink bug, but is ...