By Ponty
Norfolk,
United Kingdom 
My lawn is suddenly under threat by Yarrow. How do I get rid of it, please?
22 Jul, 2019
Previous question
« Could anyone identify this shrub for me and any information on it. Thank you.
Hard to get rid of completely - some lawn weedkillers will knock it back, and that combined with lawn maintenance may clear it
https://www.gardenersworld.com/how-to/solve-problems/yarrow/
23 Jul, 2019