Several of the older Japanese spirea, such as 'Anthony Waterer', are invasive in some areas, especially along the East Coast. Many of the newer cultivars are not a problem. You may want to check with your county extension service before you plant any spirea in your garden.

Is spirea an invasive plant?

Japanese spirea is on the invasive list in many states. It grows rapidly, forming dense stands that create shade and impedes the growth of native plants, thus causing an ecological imbalance. ... Repeated mowing of the invasive plant will slow its spread but not eradicate it.

Does Anthony Waterer spirea spread?

Spiraea japonica, commonly called Japanese spirea, is a dense, upright, mounded, deciduous shrub that typically grows 4-6' tall with a slightly larger spread.

Do spirea plants spread?

Spirea comes in a variety of sizes and spreads. The smaller varieties tend to have spreads that range between 18 to 24 inches, while the larger varieties can have spreads as wide as four to six feet.

Is spirea fast growing?

Spireas (Spiraea species) are among the easiest flowering shrubs to grow. These attractive shrubs are fast growing and should be grown in full sun for best flowering.

Spiraea Anthony Waterer About

Is spirea toxic to dogs?

Spiraea blooms in spring or in summer and it demonstrates the incredible adaptation to soil and climate. Forsythia is a shrub for spring color that is also among safe plants for pets. ... Hibiscus is one of the best dog-friendly plants for the garden and one of the most useful flowers for people.

Can you keep spirea small?

Throughout the summer, the plants shape can be maintained by cutting back overgrown spirea shoots or stems as well as any dead or diseased branches. Try to make the cuts within ¼ inch (6 mm.) ... Japanese spirea should be tip pruned in late winter or early spring prior to bud swell and before the shrub leafs out.

Does 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.

How do you care for an spirea Anthony Waterer?

Anthony Waterer Spirea is easy to care for. Plant in a sunny or partially shady site in well drained soil. If your plant doesn't get at least 4 to 5 hours of sun per day it will bloom poorly. Choose a place with plenty of room for your spirea to grow.

Is Anthony Waterer spirea deer resistant?

It attracts butterflies and visual attention and is resistant to deer, drought, insects, diseases and heat.

Can I cut my spirea to the ground?

The spirea species (Spiraea spp.) ... To control the spirea's size and keep it blooming year after year, you should prune it back after blooming or when it's dormant in winter. If it's severely overgrown, cut it to the ground to rejuvenate the shrub.

Is Japanese meadowsweet invasive?

Japanese meadowsweet is found throughout the mid-Atlantic and in the Southeast, most commonly in the Appalachian Mountains. Great Smoky Mountains National Park identifies it as a targeted invasive plant.

How far apart should I plant spirea?

Spacing: Space spirea plants 2 to 15 feet apart, depending on the expected mature width of the plant and the application. To create dense, full spirea hedges, you can space your plants more closely together as long as you give them some elbow room.

How do you dig out a spirea bush?

Spirea has a healthy and reasonably deep root system, so leave about two feet of the strongest stems above ground. Dig around to find the roots and cut them back. Dig down around the stems to get as much of the root out as possible. You might be able to loosen the roots by heaving the stems backward and forward.

Is spirea easy to transplant?

Spirea bush transplanting from a container is easy. Pick a sunny, well-drained spot in your garden.

Are you supposed to cut back 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.

Why does my spirea looks dead?

Poor Water Management. Too much or too little water can stress plants. Although spirea tolerates dry sites, it grows best in consistently moist soil that drains well. ... Too much water can cause leaves to turn yellow or entire stems to die, which may give you a false signal your plant needs more water.

Does spirea bloom on old wood?

Spring-bloom spirea produce buds the year before they bloom, which means they blossom on old growth. These buds begin to set the autumn before they open. Meanwhile, summer-blooming types blossom on new growth, since they develop buds in the spring just a season before they open.

Is a smoke bush invasive?

Note: Burning Bush is considered an invasive species in eastern North America. Please plant the right tree in the right place. Royal Purple Smokebush is an attractive and dramatic shrub. Mid-summer you'll notice feathery, purple-pink puffs of airy seed clusters that give the illusion of smoke.

Is spirea poisonous to humans?

The fact is that they are not poisonous. Nor are they edible, and it can be expected that, when eaten in quantity, they may cause stomach upset with possible vomiting.

What shrubs are non-toxic to dogs?

• The berry-rich but non-toxic black hawthorn (common names: blackthorn, thorn apple, May bush)
• The desert-friendly chaparral (common names: creosote bush, greasewood)
• Crimson bottlebush.
• Magnolia bush.
• Mulberry bush greenbrier.
• Rose (but watch the thorns!)

What can I plant next to spirea?

They look especially good paired with bigleaf hydrangeas. Or set them near clumps of hostas that will take some sun. Since spirea blossoms are mainly flat clusters, contrast the flower shapes you plant nearby. Narrow purple spikes of salvia or upright plumes of astilbe add nice variety.