Q.Cucumber Plants
cucumber plant leaves have turned a dark green.

GKH_Susan
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on June 30, 2024
Check these symptoms for powdery mildew or downy mildew (check underside of leaves):
https://www.gardeningknowhow.com/plant-problems/disease/treating-powdery-mildew-on-cucurbits.htm
https://extension.umn.edu/disease-management/downy-mildew-cucurbits
Was this answer useful?
00