For greater visual interest, select a variety of shrubs with different colours of bark, variegated leaves, etc. Wildlife Dense shrubs provide food, nesting and cover for songbirds and small mammals. Some species of shrubs are appropriate for hedgerows. Wildlife Mature trees provide cover and nesting places for squirrels and many birds. Tree and shrub bark and twigs are important winter food for deer, rabbits and mice.
Many species produce berries and are often visually attractive.
The dense foliage provided by vines gives exceptionally good cover for small birds. Vine bark is often used by birds in nest construction. The flowers and berries are a valuable source of food for birds and small mammals. Growth Most vines like sun but can tolerate shade.