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Gardeners' glossary A-Z

Gg

Use our easy-to-understand guide to help out with all those confusing gardening terms. From Acicular to Zebrinus, Annual to Zinc, you'll find a simple explanation below.

Gall

An abnormal growth or swelling on a plant, caused by insect attack, fungi or bacteria.

Genus

A group of closely-related species. See Classification.

Germination

Following fertilisation, germination is the sprouting of a seed into a seedling.

Gibbouse

To be swollen or protruding, eg, of joints.

Glabrous

To be smooth, hairless.

Gland

A surface structure that secretes oils or resins. Some plants produce glandular hairs, such as the stinging nettle.

Glandular

Of glands or containing glands.

Glaucous

Covered in a powdery bloom, as on plums or grapes.

Globose

Like a globe, spherical. Often used to describe plant organs.

Glochid

The tiny, barbed spines or bristles found on the areoles of some cacti and other plants.

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