Common Fiddleneck - Amsinckia micrantha

Alternative names
Tarweed or Tarweed Fiddleneck

It is a very hairy plant with deep yellow trumpet shaped flowers that have five very short petals. It grows to about 50 cm.

Similar Species

Amsinckia lycopsoides - there is one very old record in VC55

Identification difficulty
ID checklist (your specimen should have all of these features)

Corolla without hairy scales

Recording advice

Photograph of whole plant


Weed of arable land and waste ground preferring sandy soils.

When to see it

May and June

Life History

Annual. It is an alien from America.

UK Status

Occasional with most records coming from eastern England.

VC55 Status

Rare in Leicestershire and Rutland. It was not recorded in the 1979 Flora survey of Leicestershire.

Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map

Species profile

Common names
Common Fiddleneck
Species group:
Records on NatureSpot:
First record:
05/06/2016 (Lewis, Steven)
Last record:
16/04/2024 (Smith, Peter)

Total records by month

% of records within its species group

10km squares with records

The latest images and records displayed below include those awaiting verification checks so we cannot guarantee that every identification is correct. Once accepted, the record displays a green tick.

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Latest images

Latest records