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.

Habitat: 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.

Appearance

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.

KingdomAnimaliaPhylumArthropodaClassInsectaOrderLepidopteraFamilyTortricidaeGenusArchips

Fruit-Tree Leafroller Moth

Interesting facts

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.

Special abilities

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.

Measurements & details

Length: 0-1 cm
Wingspan: 1-2 cm
Weight: 0.0001-0.0002 kg
Lifespan: 0-1 years
Clutch Size: 100-500
Incubation: 10-14 days

Diet & Feeding

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.

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

Primary Foods

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

Foraging Method

Foraging

Ecological connections

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

Traits

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Also known as

No aliases listed yet.

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Safety

Danger

1/5 · Very low

No special safety notes yet.

Frequently Asked Questions

How to identify Fruit-Tree Leafroller Moth?

The easiest way to identify Fruit-Tree Leafroller Moth is to use the Snappit nature identifier app.

How long is Fruit-Tree Leafroller Moth?

0-1 cm

What is Fruit-Tree Leafroller Moth's wingspan?

1-2 cm

How much does Fruit-Tree Leafroller Moth weigh?

0.0001-0.0002 kg

How long does Fruit-Tree Leafroller Moth live?

0-1 years

What does Fruit-Tree Leafroller Moth eat?

Where is Fruit-Tree Leafroller Moth usually found?

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.

How does Fruit-Tree Leafroller Moth hunt?

Foraging