Pine Bark Adelgid vs Grape Phylloxera

Side-by-side species comparison

Attribute Pine Bark Adelgid Grape Phylloxera
Scientific Name Pineus strobi Daktulosphaira vitifoliae
Order Hemiptera Hemiptera
Family Adelgidae Phylloxeridae
Size 0.5-1 mm 0.5-1.5 mm
Habitat Farmland Orchards
Diet Wood Feeders Root Feeders
Regions North America, Europe Worldwide wine-growing regions
Conservation Not Evaluated Not Evaluated

Pine Bark Adelgid

An adelgid that feeds on the bark of eastern white pine, producing white waxy wool on trunks and branches. Heavy infestations weaken young trees.

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Did You Know?

Its white woolly coating on pine bark is often the first sign noticed by forest managers.

Grape Phylloxera

A tiny aphid-like insect that feeds on grapevine roots, causing galls and eventually killing European grape varieties. It devastated European vineyards in the 19th century.

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Did You Know?

The Great French Wine Blight it caused destroyed over 40% of French vineyards, reshaping the global wine industry forever.