Question: How Big Does Lilac Bush Get?

The common lilac (Syringa vulgaris) grows 12 to 15 feet tall and 10 to 12 feet wide. There are many smaller dwarf varieties that mature at 4 to 6 feet tall and 3 to 7 feet wide. Japanese tree lilacs (Syringa reticulata) can reach 25 to 30 feet tall.

Where is the best place to plant a lilac bush?

Where to Plant Lilacs. The ideal spot to plant lilacs is in an area with full sun (at least 6 to 8 hours per day)—give them too much shade and they may not bloom. Lilacs also like slightly alkaline, moist, well-drained soil.

How much space does a lilac bush need?

Here’s the first rule of planting: lilacs need lots of space to grow. If you’re planting a hedge, they’ll need a spot at least seven to eight feet wide and ten feet wide for a shrub. They also need at least six hours of sun a day to have excellent flowering. Provide a well-drained, alkaline soil.

How fast do lilac bushes grow?

The lilac is a deciduous, multi-stemmed shrub with an irregular, rounded outline. It is fast growing when young, but slows to about one foot a year with age.

Is there a difference between a lilac tree and a lilac bush?

Shrub lilacs and bush lilacs are short and compact. Tree lilacs can grow up to 25 feet (7.6 m.) high and have a tree-like appearance, but their many stems tend to get them classified as bushes. They are not technically trees, but they get big enough that you can treat them as if they are.

Can I plant lilacs next to my house?

Root System on Lilac Lilac roots aren’ t considered invasive and as long as you leave enough space between the tree, or shrub, and the structure, there is little risk from planting lilacs near foundations. Lilac roots generally spread one and one-half times the width of the shrub. A distance of 12 feet (4 m.)

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Do lilac bushes spread?

Lilac bushes will typically flower without any effort from you. However, if left to grow and spread on their own, common lilacs will eventually only flower on the tops of the uppermost branches.

Are lilacs good for privacy?

Lilac hedges, with their colorful, often fragrant blooms, provide privacy and beautify the landscape. Plant them as a screen, barrier, property line marker or garden room divider or backdrop.

Can you keep lilac small?

To avoid this problem choose a compact variety or one that has a second flush of flowers, and make sure you keep it well pruned. Lilacs should be pruned immediately after they have flowered in May or early June, when all the flowering shoots need to be cut back to the first leaves below the flowers.

What is the lifespan of a lilac bush?

Many factors influence how long California lilacs will live. When these plants get proper pruning to remove older shoots, they can often survive for closer to 15 years. Without adequate pruning, California lilacs may live for around 10 years.

Are lilacs poisonous to dogs?

Lilacs do not contain any chemicals that will poison animals or humans, nor do they irritate the skin. Even though lilac stems, leaves, and flowers pose no health threat to dogs, it is a good idea to keep your dog from chewing on the plant.

Should lilac bushes be trimmed?

As a general rule for all lilacs, they should be pruned immediately after they’re done flowering in the spring. Since lilacs set next year’s flower buds right after the current year’s flowers have faded, pruning later in the summer or fall will result in cutting off many or all of next year’s flowers.

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Do lilacs attract bees?

With brilliant purple and bluish petals, lilacs attract numerous bees, especially since the flowers grow in dense clusters. As a result, bees can stay on the blossoms for even more nectar nourishment without having to fly constantly to other plants.

When should you plant a lilac bush?

The best time to plant lilacs is in late fall before the ground freezes. The next best time to plant is in early spring after the ground thaws.

What month do lilacs bloom?

Although many lilac varieties bloom in midspring, commonly around May, the “Excel” cultivar blooms as early as February or March. Combine this early-blooming lilac with other, later-blooming varieties to extend the flowering period from late winter through late spring, or two near-continuous flushes of blossoms.

How big do dwarf lilac bushes get?

Regular lilacs can grow 6 to 15 feet (2-4.5 m.) in height but the dwarf lilac varieties are only 4 to 5 feet (1-1.5 m.) and can easily fit into small gardens or even containers.