Spruce Beetle vs Sal Borer
Side-by-side species comparison
| Attribute | Spruce Beetle | Sal Borer |
|---|---|---|
| Scientific Name | Dendroctonus rufipennis | Hoplocerambyx spinicornis |
| Order | Coleoptera | Coleoptera |
| Family | Curculionidae | Cerambycidae |
| Size | 4-7 mm | 35-60 mm |
| Habitat | Forests | Beaches & Coastal |
| Diet | Wood Feeders | Wood Feeders |
| Regions | Alaska, western Canada, and the Rocky Mountain states | South Asia (India, Nepal, Bangladesh, particularly central Indian forests) |
| Conservation | Least Concern | Least Concern |
Spruce Beetle
A dark brown to black bark beetle that is the primary killer of mature spruce trees in North America. Outbreaks are triggered by drought, windthrow, or warming temperatures.
Did You Know?
A single outbreak in Alaska during the 1990s killed spruce trees across more than one million acres.
Sal Borer
A large, dark brown longhorn beetle that is the most destructive pest of sal trees, India's most important timber species. Larvae bore extensive galleries through the sapwood and heartwood, killing mature trees.
Did You Know?
During outbreaks, this beetle can kill millions of sal trees across thousands of hectares, causing catastrophic timber losses.