Where is the best place to plant a spirea?

full sun
The spirea shrub does best when planted in full sun or light shade. Planting the shrub in full shade results in stunted growth, and a reduction in the number and size of blooms. Position your spirea in an area with well-drained soil, as they do not like wet feet.

How big does a spirea plant get?

1½ to 8 feet tall
Plant sizes vary by species and cultivar, and they range from 1½ to 8 feet tall. There are many species of spireas (greater than 80), but only the most commonly encountered species and cultivars are included here.

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 a good foundation plant?

Whether you have a small or a large garden, spireas really shine in shrub borders. Their size works well in a foundation planting. And you won’t have to do lots of summer pruning to keep them from covering windows. In a large garden, along a tall shrub border, place a few mounding spireas as an edging.

How fast does a spirea bush grow?

How big do spirea bushes get? Mature size ranges from 2-10 feet tall and wide. This fast grower can add up to 2 feet of new growth in a single season. Plants can be kept smaller with pruning.

How do you keep spirea from spreading?

In areas where the population of spirea is sparse or in areas that are environmentally susceptible, one way to stop the spread of Japanese spirea is to cut or mow the plant. Repeated mowing of the invasive plant will slow its spread but not eradicate it.

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.

Can spirea be invasive?

How to Control Japanese Spirea. 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.

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.

Does spirea grow in shade?

Spirea are dense, rounded shrubs that don’t need coddled. They’re extremely cold tolerant and will accept part sun conditions. It’s an attractive accent plant that will tolerate some sun, though its best color occurs in shade.

Is spirea japonica invasive?

Also known as Japanese Meadowsweet, this ornamental shrub was first introduced from Asia around 1870 to 1880 due to its showy flowers. It is now classified as invasive in the Mid-Atlantic states, including Virginia, and is on the list for Arlington County. …

How tall does a Spiraea trilobata shrub get?

Spiraea trilobata, or Threelobe Spiraea, is a spiraea cultivar. It is a dense, upright, compact deciduous shrub that typically grows to 3-4′ tall with a slightly larger width. This cultivar is noted for its numerous white flowers displayed in crowded umbels in spring.

What’s the best way to trim a Spiraea trilobata?

Clean the blades of your secateurs or loppers with rubbing alcohol on a rag or a solution of 1 part household bleach to 9 parts water before trimming back your three-lobed spirea. Prune broken, diseased or dead branches back to their base any time you notice them.

How tall does a Vanhoutte Spirea tree get?

For USDA zones 4 to 8. Vanhoutte spirea (S. x vanhouttei) is a deciduous broadleaf shrub with an arching branch habit that can grow 5 to 8 feet high and spread as much as 7 to 10 feet wide. The Vanhoutte hybrids are crosses of S. trilobata and S. cantoniensis. The small leaves are blue-green in summer with no appreciable fall color.

What kind of plant is a three lobed Spirea?

Whether planted as an informal hedge or as a single specimen plant, Spiraea trilobata, or three-lobed spirea, is an old-fashioned beauty at its best in the spring. Three-lobed spirea comes in standard form or as the cultivars “Swan Lake,” “Fairy Queen” or “Snow White,” and is hardy from U.S. Department of Agriculture planting zones 3 through 8.