Knowledge of the anatomy of a marijuana plant will only deepen your appreciation for cannabis.

Vegetable issues are continuing, but the majority of questions this past week related to tomatoes. I’m hearing about plants ...

This article was originally published on 2Fast4Buds and appears here with permission. Many consumers have seen a cannabis flower and maybe leaf but have never seen a plant grow from seed.

Botanical parts of a leaf. Use these leaf parts and markers to make a positive tree identification.

Biologists have discovered fundamental rules for leaf design that underlie the ability of plants to make leaves that vary enormously in size.

The plant's scientific name, Monophyllaea glabra, means "hairless species of one-leaf plant." M. glabra sprouts from a seed with two embryonic leaves called cotyledons, but only one of the ...

The study also found that Welwitschia had other genetic tweaks hidden up its leaves. The average plant leaf grows from the plant’s apexes, or the tippy-tops of its stem and branches.

A plant’s version of muscles does the lifting and pushing that shuts a Mimosa pudica plant leaf like a book when touched, perhaps as defense against danger. Now scientists are looking at how ...

Photosynthesis efficiency in plants is influenced by the type of nitrogen absorbed. Ammonium (NH4+) and nitrate (NO3-) are the primary nitrogen sources, each affecting plant physiology differently.