Beyond the Human Eye

When aphids infest plants they tend to find a good spot to feed and then stay in one place, where they'll insert their stylets into t...

Hops Humulus lupulus have an impressive ability to climb supports - either up other plants or, in the case of cultivated hops, up poles in ...

This rather beautiful flower is Tibouchina urvilleana and the purple of its petals is due to the presence of anthocyanin pigments, which...

The outer layer of cells on a plant's surface - the epidermis - is the first line of defence against herbivores, pests and diseases so i...

If you’ve ever brushed against a scented-leaved Pelargonium like the one above (or any other fragrant-leaved plant) and noticed the scent,...

The leaves of the oleaster ( Elaeagnus sp.) shrubs in my garden are glossy green above and dazzling white below. The cause of the ...