By Ken_munn
United Kingdom 
leaves on cucumber plant turning white
3 Jun, 2011
By Ken_munn
United Kingdom
leaves on cucumber plant turning white
3 Jun, 2011
Whitening of leaves usually caused by sudden cold temperatures after warm ones, as in planting out without hardening off, for instance. Unless the white is on the leaves, when it could be mildew.
3 Jun, 2011