Labor Day 2016. Labor Day is an annual holiday to celebrate the economic and social contributions of workers to the strength, prosperity, and well-being of the country. In the United States, Labor Day is a federal holiday observed on the first Monday of September.
Quick Answer. Cucumber leaves often turn yellow because they are damaged by the potato leafhopper. The small leafhoppers pull sap from cucumber leaves and inject a toxin into the leaves, causing them to turn yellow or brown and appear burned. Continue Reading.
The plants emerge as long, trailing vines or compact bushes. Some cucumbers taste best eaten alone or sliced in a salad, and others are better for pickling. Along with the widely known traditional straight green fruit, new varieties may be round or curving and come in yellow or off-white.Any of these cucumber plants can display dry, curling leaves for several reasons, including physiological disorders, insect pests and plant diseases.ore deadly than its whimsical name implies, a virus known as curly top may cause the leaves of a cucumber plant to roll upward. Affected leaves will also have a crinkled appearance. Very old and very young infected plants often die. The beet leafhopper retains the virus and spreads it throughout its lifetime.