Granulate Ambrosia Beetle vs Large Fruit-tree Tortrix

Side-by-side species comparison

Attribute Granulate Ambrosia Beetle Large Fruit-tree Tortrix
Scientific Name Xylosandrus crassiusculus Archips podana
Order Coleoptera Lepidoptera
Family Curculionidae Tortricidae
Size 2-3 mm 20-27 mm wingspan
Habitat Orchards Orchards
Diet Fungus Feeders Herbivores
Regions Southeastern United States, spreading northward Europe, Western Asia
Conservation Least Concern (invasive) Least Concern

Granulate Ambrosia Beetle

A tiny reddish-brown ambrosia beetle that bores into a wide range of hardwood trees. It cultivates a symbiotic fungus inside its galleries as food for its larvae.

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Did You Know?

It is one of the few beetles that practices true agriculture by farming fungus gardens inside tree trunks.

Large Fruit-tree Tortrix

A relatively large tortricid with reddish-brown males and paler females. It is a common pest in orchards where larvae web leaves together.

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Did You Know?

Males fly in a characteristic zigzag pattern when following a female pheromone trail.