Yellow leaves can be an ambiguous symptom in plants. Like a fever in humans, yellowing leaves often indicate a health problem, but there are so many causes that the symptom doesn't indicate exactly ...

A yellow leaf on your orchid often means something is off. The most common cause of yellow orchid leaves is overwatering. Pests, nutrient deficiency, and improper light are also fixable causes for ...

I recently answered a question in my advice column on some azaleas with leaves turning color. A significant percentage of the leaves had turned orange, and the gardener was concerned that something ...

A few yellow leaves is okay, but all leaves yellowing signifies a greater issue Reviewed by Catherine Askia Yellowing leaves on a Phalaenopsis orchid, commonly known as moth orchids, can be part of ...

Close up of kale leaf with yellow and brown rim. - Sarinya-I/Shutterstock If your kale plant's leaves are turning yellow and starting to droop, it may not always be for an obvious reason. Kale is ...

Pinkish-red hibiscus flower with long yellow stamen and green foliage. - Anhie13/Shutterstock Hibiscus, the glamour queen of the garden, unfurls its short-lived blooms in variations of red, yellow, ...

In the early 1980s I lived for a portion of time in Knox County. My dad loved my mother a great deal and did something unusual in the back yard. He built a greenhouse. The greenhouse was not that big, ...

An international research team has described seven previously unknown species of leaf insects, also known as walking leaves. The insects belong to the stick and leaf insect order, which are known for ...

MOOSIC, Pa. — Leaves changing color is a tell-tale sign of fall, and some of you are already seeing yellow leaves littering your backyards. Could this mean we are in the midst of an early fall? Autumn ...

Insects comprise a massive class of animals, many of which are intriguing to look at. But some of the most captivating crawlies out there are “walking leaves,” a category known for their strikingly ...