Although the chemistry of autumn colours is well understood, there is an ongoing debate among scientists about why trees evolved their vivid autumn colours in the first place.

A flowering hydrangea plant has a leaf with a hole in it. - Honki Kumanyan/Shutterstock Did you just notice a bunch of holes in the leaves of your beloved hydrangea and are wondering what could have ...

Holes in hydrangea leaves are usually caused by pests like beetles, caterpillars, slugs, or aphids—use a hand lens to ID the culprit. Deer or rabbits leave torn leaves, while fungal diseases or heat ...

Holes in kale leaves usually come from pests, diseases, or environmental stress, so identifying the cause is key. Common pests like cabbage worms, flea beetles, and slugs are often to blame for the ...

Q. Something is eating my geranium leaves. They leave perfect round holes of various sizes in the leaves. I can’t see anything. Is there anything I can do to kill whatever is causing this? When my son ...

Did you just notice a bunch of holes in the leaves of your beloved hydrangea and are wondering what could have caused them? Before you begin frantically spraying your plant with random insecticides, ...