Aster Leafhopper vs Cooley Spruce Gall Adelgid
Side-by-side species comparison
| Attribute | Aster Leafhopper | Cooley Spruce Gall Adelgid |
|---|---|---|
| Scientific Name | Macrosteles quadrilineatus | Adelges cooleyi |
| Order | Hemiptera | Hemiptera |
| Family | Cicadellidae | Adelgidae |
| Size | 3-4 mm | 0.5-1 mm |
| Habitat | Farmland | Forests |
| Diet | Sap Feeders | Gall Makers |
| Regions | North America | North America, Europe |
| Conservation | Least Concern | Not Evaluated |
Aster Leafhopper
A tiny green leafhopper that transmits aster yellows phytoplasma to hundreds of plant species. It is one of the most economically important leafhopper vectors.
Did You Know?
The aster yellows disease it transmits can infect over 300 plant species, making it one of the broadest plant diseases known.
Cooley Spruce Gall Adelgid
A gall-forming adelgid that alternates between spruce and Douglas-fir. Cone-shaped galls on spruce tips are its most recognizable sign.
Did You Know?
The pineapple-shaped galls it forms on spruce tips are often mistaken for small cones.