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Parthenolecanium rufulum

Soft scale

Description

The soft scale has one generation per year and overwinters as the 2nd instar nymph. Moulting to adult female occurs from mid April onwards. The female lays eggs in April and May. First instar feed on the under surface of the leaves. In September, nymphs migrate from the leaves to the twigs to overwinter. There are no males in the population. Reproduction is parthenogenetic. This species is widely distributed in European countries.

Symptom

Brown, round, about 3 - 4 mm large formations on the shoots.

Tree Species: Black Locust, Elm, Beech, Oak, Chestnut, Hornbeam, Hazel, Rose

Part of a plant- attacked: Branch

Pest significance: Less harmful

Pest Category: Insects

Invasive Species: No

Present in EU: Yes

Last observations

There are a total of 2 observations of the species in the system

Parthenolecanium rufulum Soft scale
Milan Zubrik
Number of votes: 0
Published: 22.5.2024

Parthenolecanium rufulum Soft scale
Martina Petrikova
Number of votes: 0
Published: 21.5.2018

Parthenolecanium rufulum Soft scale
Martina Petrikova
Number of votes: 0
Published: 21.5.2018

Parthenolecanium rufulum Soft scale
Martina Petrikova
Number of votes: 0
Published: 21.5.2018