Common Purple Lilac vs Round Leaf Hawthorn - TreeTime.ca

Common Purple Lilac vs Round Leaf Hawthorn

Crataegus chrysocarpa (Crataegus rotundifolia)

Syringa vulgaris

Round Leaf Hawthorn
Common Purple Lilac

Getting its name from rounded, toothed leaves, the Round Leaf Hawthorn is a winter hardy shrub that grows small, red, berry-like fruits.

Commonly used for landscaping, this shrub can also be found along stream banks and in wooded areas. Caution is advised when handling the Round Leaf Hawthorn, as it can have sharp thorns approximately 1" long.

Common Purple Lilac is a popular lilac. This large shrub provides excellent privacy or wind protection in an attractive package.

Lilac flowers are pleasantly fragrant and add a beautiful lavender colour to your property. Common Purple Lilac is cold hardy, easy to grow, and can tolerate most soil types.

Some people alternate villosa and common purple lilacs to create the impression that the hedge is in flower for almost a full month with the common purple flowering about 2 weeks sooner than the Villosa Lilac.

Round Leaf Hawthorn Quick Facts

Common Purple Lilac Quick Facts

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Zone: 2a
Zone: 2a
Height: 3 m (10 ft)
Height: 5 m (16 ft)
Spread: 3 m (10 ft)
Spread: 2.7 m (9 ft)
Light: partial shade, full sun
Light: full sun
Moisture: normal, wet
Moisture: dry, normal
Growth rate: slow
Growth rate: fast
Life span: long
Life span: medium
Suckering: none
Suckering: medium


Foliage: round, serrated
Flowers: showy white
Flowers: dark purple, extremely fragrant
Fruit: small red berries
Hybrid: no
Hybrid: no
Catkins: no
Catkins: no


In row spacing: 0.9 m (3 ft)
Between row spacing: 5 m (16 ft)
Native to: ON
Other Names: common lilac, french hybrid lilac, lilac