By Margberoge
United Kingdom 
My runner bean plants have flourished grown to the top of poles produced flower then overnight two of these plants have withered from the top and look like they are dying off , cannot understand why.?
4 Aug, 2020
Answers
I'm with SBG, especially as the two in question are adjacent and nearest the end of the patch
5 Aug, 2020
welcome to GoY.
Could the stems have been snapped by a bird/squirrel further down the canes?
4 Aug, 2020