Efallai mai’r arwydd cyntaf bod y gwanwyn ar ddod ydi’r eirlys yn gwthio’i ffordd drwy bridd barugog coetir, mynwent neu ardd. O fis Ionawr ymlaen, cadwch lygad am ei blodau gwylaidd, gwyn enwog…

Although they might not look it, sea cucumbers like this one belong to the Echinoderm group and are therefore closely related to starfish and sea urchins

The delightful fragrance of wild thyme can punctuate a summer walk over a chalk grassland. It forms low-growing mats with dense clusters of purple-pink flowers.

Familiar as the bristly plant that easily hooks on to our clothing as we walk through the countryside or do the gardening, cleavers uses its hooks to help it climb and to disperse its seeds.

The aromatic fragrance of Large thyme can punctuate a summer walk over a chalk grassland. It is an evergreen that grows low to the ground, with erect spikes of tiny, lilac flowers appearing over…

The lilac-blue wood blewit grows in woodland and parkland. It is edible and gathering wild food can be fun, but it's best to do it with an expert - pop along to a Wildlife Trust event to try…