Fruit-Tree Leafroller Moth

archips argyrospila

The Fruit-Tree Leafroller Moth (Archips argyrospila) is a small, common lepidopteran known primarily for the destructive feeding habits of its larval stage. Found across North America and parts of the Old World, this species is a significant agricultural pest, particularly in orchards and deciduous forests. Its life cycle involves overwintering as eggs, followed by voracious larval feeding in spring, and adult emergence in summer. While the adult moth itself is largely harmless, its progeny can cause considerable damage to leaves, buds, and fruit, impacting crop yields and tree health. Understanding its biology is crucial for effective pest management strategies.

Lebensraum: This species is predominantly found in orchards, deciduous forests, woodlands, and suburban gardens where a variety of fruit trees and other broadleaf plants are present.

Aussehen

The adult Fruit-Tree Leafroller Moth is a small, rather drab insect with a wingspan typically ranging from 1.8 to 2.5 cm. Its forewings are mottled with shades of brownish-gray, often featuring irregular bands or patches of darker brown, rust, or ochre, which provide excellent camouflage against tree bark. The hindwings are usually a plainer, lighter brown or gray. When at rest, the wings are held in a bell-shaped or triangular profile. The larvae, or caterpillars, are pale green to yellowish-green with a distinct dark head capsule, growing up to 2 cm in length.

ReichAnimaliaStammArthropodaKlasseInsectaOrdnungLepidopteraFamilieTortricidaeGattungArchips

Fruit-Tree Leafroller Moth

Kategorie

Insekten

Seltenheit

Common

Gefahr

1/5 · Sehr gering

Snaps

Mach den ersten Snap!

Interessante Fakten

Despite its common name, the Fruit-Tree Leafroller Moth can infest over 50 different species of deciduous trees and shrubs, not just fruit trees.

Early detection of rolled leaves in spring is a key method for orchard managers to identify infestations before significant damage occurs.

The female moth lays eggs in masses of 50-100, typically covered with a protective secretion that hardens into a scale-like covering, camouflaging them on bark.

The larval stage is known for its peculiar habit of rolling leaves and securing them with silk, creating a protective 'tube' or 'tent' to feed within.

Besondere Fähigkeiten

Larvae construct shelters by rolling or tying together leaves with silk, providing protection from predators and pesticides while they feed.

This moth can infest a broad range of deciduous trees and shrubs, including numerous fruit tree species, making it adaptable to diverse environments.

Eggs laid in late summer enter diapause, allowing them to survive harsh winter conditions and hatch synchronously with spring bud break.

Maße und Details

Länge: 0-1 cm
Flügelspannweite: 1-2 cm
Gewicht: 0.0001-0.0002 kg
Lebenserwartung: 0-1 Jahre
Gelegegröße: 100-500
Brutzeit: 10-14 Tage

Ernährung und Fütterung

The larval stage of the Fruit-Tree Leafroller Moth feeds voraciously on the foliage, buds, and developing fruit of a wide variety of deciduous trees, causing significant damage. Adult moths are non-feeding or consume minimal nectar.

Altersunterschiede: Larvae are herbivorous feeders, while adult moths have vestigial mouthparts and do not feed or feed minimally on nectar.

Hauptnahrung

Apple leaves
Cherry leaves
Pear leaves
Oak leaves
Maple leaves
Plum buds

Nahrungssuche

Foraging

Ökologische Zusammenhänge

host plant

Apple

Malus domestica

Larvae feed on leaves and fruit

host plant

Cherry

Prunus avium

Larvae feed on leaves and fruit

parasite

Parasitic wasp

Trichogramma minutum

Parasitizes eggs, reducing population

eaten by

Black-capped Chickadee

Poecile atricapillus

Adults and larvae are prey for various bird species

Merkmale

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Sicherheit

Gefahr

1/5 · Sehr gering

Noch keine besonderen Sicherheitshinweise.

Häufig gestellte Fragen

Wie identifiziert man Fruit-Tree Leafroller Moth?

Der einfachste Weg, Fruit-Tree Leafroller Moth zu bestimmen, ist die Verwendung der Naturführer-App Snappit.

Was ist der/die/das länge von Fruit-Tree Leafroller Moth?

0-1 cm

Was ist der/die/das flügelspannweite von Fruit-Tree Leafroller Moth?

1-2 cm

Was ist der/die/das gewicht von Fruit-Tree Leafroller Moth?

0.0001-0.0002 kg

Was ist der/die/das lebenserwartung von Fruit-Tree Leafroller Moth?

0-1 Jahre

Was frisst Fruit-Tree Leafroller Moth?

Wo findet man Fruit-Tree Leafroller Moth normalerweise?

This species is predominantly found in orchards, deciduous forests, woodlands, and suburban gardens where a variety of fruit trees and other broadleaf plants are present.

Wie jagt Fruit-Tree Leafroller Moth?

Foraging