Spiraea nipponica

Snowmound Spirea, Japanese Meadowsweet

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Hardy deciduous shrub with dense white flower clusters in late spring. Compact, mounding habit ideal for borders or container gardening.
yard Outdoor plants wb_sunny Half-shade pets Pet Friendly
info Pot sizes shown are estimations. Real dimensions may vary depending on the merchant.
Merchant Pot Size Availability Price
Amazon.com 11-12 in In Stock $61.99 Buy
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Plant Details

Common Name Snowmound Spirea, Japanese Meadowsweet
Family Rosaceae
Genus Spiraea
Species Nipponica
Origin Japan
Blooming Late spring/early summer (May-June)
Leaf Color Green turning yellow/orange in autumn before dropping
Sunlight Half-shade
Category Outdoor plants
Pet Friendly check Yes
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Care & Maintenance

terrain
Soil

Well-drained loamy soil, tolerates various pH levels including slightly acidic to alkaline.

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Watering

Regular watering during establishment and dry spells; drought tolerant once established. Reduce significantly in winter dormancy.

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Sunlight & Care

Requires full sun for best flowering; tolerates partial shade in hot climates.

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Fertilization

Apply balanced slow-release fertilizer in early spring before new growth emerges.

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Pruning

Prune immediately after flowering to maintain shape and remove dead wood.

Pest Control Aphid Spider Mite Spirea Leafhopper

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 2 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 8 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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Growing Parameters

thermostat
Temperature
5° – 90°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 70%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
2500 – 60000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
100 – 2500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
20% – 65%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1800
mS/cm
Electrical conductivity (nutrient concentration in soil water)
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Common Problems

Something wrong with your Spiraea nipponica? Select a symptom to diagnose and fix the issue.

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