Spiraea jap. mixed

Spiraea japonica (Japanese Spiraea) is a group of compact, deciduous shrubs prized for their vibrant summer flowers, colourful foliage, and tidy, easy-to-grow nature. Mixed varieties may include pink, red, or white flowering forms, as well as gold- or green-leaved types. These shrubs are ideal for borders, rockeries, low hedges, and mixed beds, providing reliable colour with very low maintenance.

Planting & Position

• Light:

  • Grows best in full sun to light partial shade.

  • Full sun encourages strong flowering and brightest foliage colours.

• Soil:

  • Thrives in moist, well-drained soil.

  • Tolerant of a wide range of soil types including sandy, loamy, and clay soils.

  • Avoid very waterlogged spots.

• Spacing:

  • Most varieties mature at 40–80 cm tall and 60–100 cm wide.

  • Space accordingly if planting a mixed group.

• Planting time:

  • Plant in spring or autumn for best root establishment.

Care & Maintenance

Spiraea japonica is extremely low-maintenance — ideal for busy gardeners.

• Watering:

  • Water well during the first growing season.

  • Once established, very drought-tolerant, needing water only in long dry spells.

• Feeding:

  • Feed in early spring with a balanced shrub fertiliser to boost new growth.

  • Mulch annually with compost to maintain soil health.

• Pruning:

  • Prune in late winter or very early spring.

  • Cut back old flower heads and lightly trim to encourage fresh shoots.

  • For compact shape: reduce stems by one-third annually.

  • Hard prune older plants to 15–20 cm from the ground to rejuvenate.

• Hardiness:

  • Fully hardy in all parts of Ireland and the UK.

Seasonal Interest & Uses

• Flowers (Summer):

  • Flat clusters of blooms appear from late spring into summer.

  • Colours vary depending on mix: pink, red, rose, or white.

• Foliage:

  • Fresh green or golden foliage depending on variety.

  • Some varieties produce bronze-red spring shoots or rich autumn tones.

• Shape:

  • Naturally compact, rounded shrubs perfect for mixed planting.

• Ideal for:

  • Front of borders

  • Low informal hedges

  • Rockeries and cottage-style plantings

  • Pollinator-friendly gardens

  • Mass planting for colourful landscape blocks

  • Container planting (larger pots)

• Wildlife:

  • Flowers attract bees, butterflies, and pollinating insects.

In Summary:

Spiraea japonica – Mixed Varieties are colourful, compact shrubs that flower beautifully through summer and deliver reliable colour with minimal care. Hardy, easy to grow, and long-flowering, they are perfect for borders, rockeries, and low hedges. Plant in sun or light shade, prune lightly in spring, and enjoy months of vibrant blooms and tidy foliage.

• Size
  19

We currently only deliver within the island of Ireland, other countries can be quoted for by contacting [email protected] or via telephone on 06964084
 

Standard Delivery is FREE on orders over €250*

All standard deliveries will be completed within 5-7 working days via Fastway Couriers, any delay to this delivery time, the customer will be notified by One of our staff.

The in-Store delivery charge will vary compared with online, in-store delivery charge is done on a case by case basis. 

* Only mainland Ireland addresses qualify for free delivery.
 

Live Plants Delivery

Our live plants are packed with care and diligence by our staff, our horticulturists review each plant before despatch to ensure quality is maintained.
Live Plant delivery charges are not calculated on weight but on the space required per package to ensure safe delivery, so delivery charges may vary as some plants require more space than others when packed.
All live plants are despatched within 3-5 working days where possible, our couriers aim to deliver within 48 hours of despatch from our Garden Centre to allow the plant to arrive in healthy condition.
 

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