Wachtliella stachydis

Description

The larva of the gall midge Wachtliella stachydis causes galls on Hedge Woundwort or Betony.  Shoot-tip leaves are curled, thickened and often yellowed. The flowerbuds remain closed with enlarged calyces, and are more hairy than usual..  Larvae inside are orange when mature, white when young.

Identification difficulty

Gall Adult

Recording advice

Provide good quality photos of shoot-tips, and of larvae, if possible. 

Habitat

Host plants are Hedge Woundwort or Betony (Stachys sylvatica and S officinalis)

UK Status

Local in England and South Scotland (ref: Redfern and Shirley 2023, British plant galls)

VC55 Status

The 2023 record in Rutland is believed to be the first for VC55

Further Information

See Redfern M. and Shirley P. (2023) British Plant Galls, 3rd edition. FSC

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Species profile

Species group:
Flies
Kingdom:
Order:
Family:
Records on NatureSpot:
1
First record:
21/09/2023 (Grimes, Martin)
Last record:
21/09/2023 (Grimes, Martin)

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% of records within its species group

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