THISTLE DEFORMITY

THISTLE DEFORMITY

Observation - THISTLE DEFORMITY - UK and Ireland. Description: Thisle (sp) seen on edge of footpath observed over a period of time. The deformed flower head grew to the extent that the plant collapsed under the weight of the growth. Any ideas please as to the cause.

Thisle (sp) seen on edge of footpath observed over a period of time. The deformed flower head grew to the extent that the plant collapsed under the weight of the growth. Any ideas please as to the cause.