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Sponge Gall Midge

Rhopalomyia pomum

The Sponge Gall Midge is a tiny insect that makes special galls on plants. These galls look like little sponges and are homes for the midge's larvae. They are small but play an important role in nature!

Habitat: Forests

Appearance

The Sponge Gall Midge is a tiny, delicate insect, typically light brown or grey, with slender legs and feathery antennae. Its transparent wings are often longer than its body, setting it apart from bulkier flies.

KingdomAnimaliaPhylumArthropodaClassInsectaOrderDipteraFamilyCecidomyiidaeGenusRhopalomyia
Sponge Gall Midge
solitary trait badgeherbivorous trait badgesymbiotic trait badgeforest trait badge
Sponge Gall Midge

Category

Insects

Rarity

Common

Danger

1/5 · Very low

Snaps

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Interesting facts

Adult midges live only a few days, just long enough to lay eggs!

Each gall is like a tiny apartment building for baby midges!

Their galls feel squishy, earning them the 'sponge' name!

These midges are masters at making plants grow weird shapes!

Special abilities

Ability

Plant Architect

Sponge Gall Midges can make plants grow unique, spongy shelters called galls that protect their young inside.

Ability

Growth Control

Sponge Gall Midges trigger plant cells to grow abnormally because they inject chemicals into the plant tissue.

Ability

Stealthy Nursery

Sponge Gall Midges have galls that hide their larvae safely from predators, helping them develop undisturbed.

Measurements & details

Wingspan
2-5 mm
Size
1-3 mm
Lifespan
1-7 days
Leg Count
6

Diet & Feeding

Adults might sip nectar, but larvae munch on plant juices from inside their cozy galls.

Age differences: Larvae feed on plant tissue inside galls, while adults may sip nectar or not feed.

Primary Foods

  • plant sap
  • plant tissue
  • nectar

Ecological connections

depends on

Canada Goldenrod

Solidago canadensis

The midge larvae feed on its tissues to survive.

parasitizes

Goldenrod Gall Wasp

Platygaster solidaginis

This tiny wasp lays its eggs inside midge larvae.

eaten by

Black-capped Chickadee

Poecile atricapillus

Birds often peck open galls to eat the midge larvae.

Traits

Also known as

No aliases listed yet.

Collections

Safety

Danger

1/5 · Very low

It's best to look at insects from a distance and not touch them.

Frequently Asked Questions

What is Sponge Gall Midge's wingspan?

2-5 mm

How big is Sponge Gall Midge?

1-3 mm

How long does Sponge Gall Midge live?

1-7 days

What does Sponge Gall Midge eat?

Adults might sip nectar, but larvae munch on plant juices from inside their cozy galls.

Where is Sponge Gall Midge usually found?

Forests

How many legs does Sponge Gall Midge have?

6

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