My observatory
Bill has spent much of his life on Hampstead Heath. Although he feels like he's miles away from anywhere, a break in the trees offers one of the best views of London City - when it's…
Search
Water vole by Terry Whittaker/2020VISION
Chwilio
Field maple
An inconspicuous tree for much of the year, the field maple comes to life in autumn when its lobed leaves turn golden-yellow and its winged fruits disperse in the wind. Look for it in hedges and…
Goat willow
One of our commonest willows, the goat willow is a small tree that is found in ditches, reedbeds and wet woodland. It is well-known for its silver, fluffy catkins that give it another name, '…
Grey willow
One of our commonest willows, the grey willow is a small tree that is found in ditches, reedbeds and wet woodland. It is well-known for its silver, fluffy catkins that give it another name, '…
Wild cherry
The mass of white, frothy blossom on a wild cherry is a sight to behold. Planted as an ornamental tree, it also grows wild in woods and hedges. Its red fruits are the edible cherries we know and…
Ring-necked parakeet
The bright green ring-necked parakeet is an escapee and our only naturalised parrot; its success is likely due to warmer winters.
Oyster mushroom
Oyster mushrooms are shell shaped fungi that grow in tiers or fabulous clusters on dead trees or stumps. Unlike many fungi, these mushrooms are not seasonal and can be found all year round,…
Sitka spruce
The Sitka spruce was introduced into the UK from North America in the 19th century. It has been widely planted as a forestry tree; look for classic needle-like leaves and pale brown, domed cones…
Rowan
Often a lone figure on a windswept mountainside or heath, the rowan tree can stand for up to 200 years. It is well known for its masses of red berries that attract all kinds of birds, including…
Spindle
A small woodland and hedgerow tree, spindle is most striking in the autumn when clusters of bright pink-and-orange berries hang from its twigs, providing food for mice, birds and even Red Foxes.…
Ground-elder
Ground-elder was likely introduced into the UK by the Romans and has since become naturalised. A medium-sized umbellifer, it is an invasive weed of shady places, gardens and roadsides.
Holly
Holly is a much-loved evergreen tree - its shiny, spiky leaves and bright red berries being a favourite in Christmas decorations. Found in all kinds of habitats, it provides an important winter…