They can be trimmed to the size and height of a shrub ... While the American Holly (Ilex opaca) tree can grow up to 60 feet tall, it can also be pruned and kept to about 25 feet in height.

Is a dwarf form of regular Burford holly, which is good, too, but bigger. Willowleaf holly is also known as needlepoint holly. Similar in size to standard Burford holly, but with flatter leaf blades.

Another native holly is Dahoon, Ilex cassine, which grows to a small tree of up to 40 feet in height. It acquires a pyramidal to oval shape with age and also has dark green spiny leaves with red ...

In both cases — leaf size and tree height — the explanations are rooted in the physics of the tree’s plumbing, or the branching vascular system that nourishes the tree from leaf to trunk, the ...

Prickly holly leaves are a traditional ... are often very different in size and shape." However, this variation of leaf forms can also take place within a single tree of many different species ...

The Pernambuco holly tree (Ilex sapiiformis), which can grow to a height of 12 meters (nearly 40 feet), was found again in March in northeast Brazil by a team led by ecologist Gustavo Martinelli.