Common questions

How big does a false spirea get?

How big does a false spirea get?

This cultivar is a dense, rounded, compact shrub reaching 3 to 4 feet high and 4 to 6 feet wide.

Does false spirea spread?

False spireas form large masses of arching branches that are covered with green pinnate leaves. Billowy white sprays of flowers appear in mid- to late summer. Mature plants spread where you let them.

How much sun does a false spirea need?

One of the beauties of them is that they do equally well in part sun or partial shade and will flower in either location. They prefer shade to look best.

Is False Spirea the same as astilbe?

Astilbe (also known as false goat’s beard or false spirea) is a perennial all-star for the shade garden. These hardy perennials sport large, fern-like foliage that is very attractive during the growing season, highlighted by feathery plumes of flowers that bloom through the spring and early summer.

How do you stop false spirea from spreading?

If you decide to leave the bush in place but want to control its spread, prune it hard in the early spring, just before the buds start to come out (as it blooms on new growth) and watch for (then dig out) those suckers!

Do spirea have deep roots?

The depth of the roots really depends on the height. For example, an old fashioned bridal wreath spirea that is 10′ x 20′ will have roots about 30” deep. A smaller maturing one, Sundrop, will have roots close to 12-18” deep.

Will false spirea grow in shade?

This shrub does best in full sun to partial shade. It prefers to grow in average to moist conditions, and shouldn’t be allowed to dry out. It is not particular as to soil type or pH. It is somewhat tolerant of urban pollution.

How do you control spirea?

You should actually prune your spirea more than once a year, at least twice. Give it a good trim after it flowers in the spring by cutting back the tips of the stems to the top leaf bud. This removes the dead blossoms and also may trigger a second blooming and new leaf growth. You can also shape the shrub at this time.

Does ash leaf spirea spread?

A showy and very hardy medium-sized shrub with upright panicles of frothy white flowers throughout summer and ferny foliage; suckers profusely and spreads into masses, use where this is desirable; for example as a tall groundcover or filler.

What kind of flowers does Sorbaria sorbifolia produce?

Sorbaria sorbifolia ‘Sem’ is a fantastic, super hardy shrub with beautiful young foliage tinged with pink, orange and gold which gradually changes to green when mature. The densely packed leaves are pinnate giving a lacey, ferny effect. White flower plumes are produced in midsummer.

What kind of garden does SEM false Spirea grow in?

The highly textured bamboo-like appearance of this smaller shrub makes it a natural choice for Asian-inspired gardens or contemporary rock and gravel gardens. Because it thrives in lightly shaded, woodland settings, it blends wonderfully with the colorful leaves of Japanese Maples, Purple Nine Bark and similar shrubs and trees with deep coloration.

When is the best time to plant false Spirea?

Showy panicles of tiny, white flowers adorn the foliage in late spring. Superb in foundation plantings, or for accenting borders and raised beds. Works well on slopes. Deciduous. USDA Zone ? There are very few rules in gardening, but perhaps the most important one is to work within your zone.

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