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Also question is, what is a mop top tree?

Mop Tops: The Ball On a Stick Tree. Mop Tops maintain their round topiary shape without regular trimming. When children draw a landscape or picture, the trees are often a lovely round green ball on a tall straight trunk.

Also, are mop top trees poisonous? Robinias are leguminous, meaning they fix nitrogen with their roots. They produce a useful wood, which is rot resistant. The seeds, leaves and bark of this plant are poisonous. The moptop Robinia is a grafted tree.

One may also ask, how do you trim a mop top tree?

Cut off all branches that cross over others in an inconvenient way. Choose your most attractive, strong, healthy, and favourite branches, and clear away the rest. When pruning a weeping standard, cut just below an outward facing bud, so the tree doesn't start growing towards the centre.

What is a non deciduous tree?

Evergeen trees -- also known as non-deciduous, meaning they do not lose their leaves in winter -- are valuable landscaping plants. They are attractive during the warmer months, and in winter their green foliage contrasts beautifully with the pale tones of dormant trees and shrubs.