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Public Plant Profile

Neon Flash Spirea

Spiraea japonica 'Neon Flash'

Category: Deciduous Shrub • Spirea

Neon Flash Spirea offers vibrant foliage and flowers, perfect for borders and mass plantings.

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Mature Height: 2-3 feet

Mature Width: 2-3 feet

Bloom Color: Pink

Bloom Time: Late spring to early summer

Light: Sun

Zone: Zones 4-8

Maintenance: Low

Growth Rate: Moderate

Season of Interest: Summer

Foliage: Deciduous

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Bold Outdoors Verified Insight

Designed & Reviewed by

Josh Graber

Owner and Landscape Designer · Kansas State University · 25+ Years Experience

B.S. in Horticulture and Landscape Design – Kansas State University

25+ years of industry experience

Description

Neon Flash Spirea is a compact deciduous shrub known for its vibrant pink flowers and bright green foliage. It adds color to gardens and is easy to maintain.

Ideal Conditions

Thrives in full sun to partial shade. Prefers well-drained soil with moderate moisture.

Soil Preferences

Well-drained soil is ideal; adaptable to various pH levels and moisture conditions.

Sun Needs

Sun

Watering Needs

Water regularly, especially during dry spells, but ensure good drainage to prevent root rot.

Pruning Notes

Prune back in late winter or early spring to encourage new growth and maintain shape.

Fertilizing Notes

Apply a balanced fertilizer in early spring to promote healthy growth.

Common Issues

May be susceptible to aphids and powdery mildew; monitor for pests and ensure good air circulation.

Landscape Guidance

Landscape Use

bordermass plantingspecimen

Special Features

Vibrant foliageattractive flowers

Wildlife Value

Attracts pollinators and provides habitat.

Resistance / Tolerance

Drought tolerant.

Notes from Our Designer

Great for adding color to gardens. Works well in mixed borders.

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Design Ideas Using This Plant

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Helpful Next Steps

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Frequently Asked Questions

Is Neon Flash Spirea a good fit for Kansas City landscapes?

That depends on sun exposure, moisture, spacing, and how the plant will be used in the overall design. Bold Outdoors evaluates those practical conditions before recommending a plant broadly.

How should homeowners use this plant information?

Use the plant profile as a planning tool for size, conditions, and visual role, then connect it to the broader landscape design and installation plan for the property.

Next Step

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