Spiraea japonica
TAXONOMY
FamilyRosaceae
GenusSpiraea
Zone4
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Spiraea japonica, commonly known as Japanese Spirea, is a deciduous shrub in the Rosaceae family. Native to Japan, China, and Korea, it is known for its attractive clusters of pink or white flowers that bloom in the summer. The plant goes dormant in the winter months.
ALSO KNOWN AS
Japanese spiraea
Spiraea albiflora
Spiraea belloides
Spiraea bullata
Spiraea callosa
Spiraea callosa var. albiflora
Spiraea callosa var. glabra
Spiraea callosa var. pubescens
Spiraea fritschiana var. angulata
Spiraea japonica f. fortunei
Spiraea japonica f. pubescens
Spiraea japonica subsp. glabra
Spiraea japonica var. angulata
Spiraea japonica var. bullata
Spiraea japonica var. fortunei
Spiraea japonica var. glabra
Spiraea japonica var. japonica
Spiraea japonica var. mayebarai
Spiraea japonica var. ovatifolia
Spiraea japonica var. parvifolia
Spiraea japonica var. pubescens
Spiraea japonica var. tomentosa
Spiraea japonica var. typica
Spiraea koreana var. macrogyna
Spiraea koreana var. rosea
Spiraea ×lemoinei
Spiraea leucantha
Spiraea pumila
OVERVIEW
VPDCalculate
WaterMoist
SoilLoamy
LightDirect Bright (6 Hours)
Temperature20° C
Humidity50%
Dormancy3 Months
pH6.5
Pressure1,013 mbar
DETAILS
Care Instructions
Japanese Spirea is relatively easy to care for. It prefers full sun but can tolerate partial shade. Water the plant moderately, allowing the soil to dry out partially between waterings. It thrives in moderate temperatures and average humidity levels.Soil
Spiraea japonica prefers well-draining loamy soil. It can tolerate a range of soil types but performs best in soil that retains some moisture without becoming waterlogged.Fertilizer
Fertilize Japanese Spirea in the spring with a balanced fertilizer, such as 10-10-10. Apply the fertilizer once a year to promote healthy growth and flowering.Repotting
Repotting is generally not necessary for Spiraea japonica as it is typically grown outdoors in the ground. However, if grown in a container, repot every 2-3 years to refresh the soil and provide more space for root growth.Propagation
Propagate Japanese Spirea through softwood cuttings taken in late spring or early summer. Dip the cuttings in rooting hormone and plant them in a well-draining soil mix. Keep the soil moist until roots develop.Pruning
Prune Spiraea japonica in late winter or early spring before new growth begins. Remove dead or damaged branches and shape the plant to maintain its desired size and form.Toxicity
Spiraea japonica is not known to be toxic to pets or humans. It is generally considered safe to have in gardens and landscapes.REVOLUTIONIZE YOUR PLANT CARE
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