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.
Add berries for Christmas, and you have one of the most generous plants in the garden. Hollies--usually easy to care for--sometimes require a little TLC. Usually bright and green, holly leaves sometimes turn yellow, often signaling a cultural problem. Chlorosis, one of the more serious holly ailments, is often the cause of yellow leaves. Chlorosis shows itself on hollies by all-over leaf-yellowing. Leaves start to lose their deep green color and glossiness. The severity of chlorosis determines how yellow the leaves will become. Pale green coloring of leaves can last months or even a few years. Severe cases can turn leaves completely yellow and kill a holly in one season.