During a particularly hot afternoon in June, my staff and I were walking a shaded trail at Garden in the Woods in Framingham ...

Trees supply leaves with water because of a decrease in hydrostatic or water pressure into upper, leaf-bearing parts called crowns or canopies. This hydrostatic pressure difference "lifts" the ...

All tree leaves exhibit margins—the blade-like edges of the leaves—that are either serrated or smooth. Leaf margins can be finely classified based on at least a dozen unique characteristics.

Fierce wildfires have been raging on the Greek island of Chios since Sunday (22 June) prompting mass evacuations and a state ...

The aim of this work was to perform the histological characterization of the C. sativa leaves of three Portuguese cultivars to establish comparison among the leaves of the different quadrants in ...

You should also check the underside of the leaves for any pests such as aphids or spider mites. Environmental stress such as too much sun or high temperatures can also cause dark spots on basil.

From fungal disease to hungry bacteria, slugs and insects, plenty of pests want to munch on your garden. Here's how to protect your plants.

You should also check the underside of the leaves for any pests such as aphids or spider mites. Environmental stress such as too much sun or high temperatures can also cause dark spots on basil.