( Prociphilus tessellatus ): Known for its large, fluffy colonies on alder trees.
The is more commonly known as the woolly aphid (subfamily Eriosomatinae). These sap-sucking insects are easily identified by the white, cottony or "woolly" wax filaments they secrete to cover their bodies. Key Characteristics woolly plant louse
: Look for a sticky residue called "honeydew" or the presence of black sooty mold that grows on it. definition of woolly plant louse by Mnemonic Dictionary ( Prociphilus tessellatus ): Known for its large,
( Eriosoma lanigerum ): Often attacks apple tree roots and branches. woolly plant louse