Spiraea betulifolia 'Thor' - 9cm Pot

Spiraea betulifolia 'Thor'

An attractive 'Thor' selection, a deciduous shrub maturing to around 1m, with fine-textured foliage and clusters of small summer flowers, excellent for low hedging and mixed borders.
Deciduous
£6.99

In stock

Flowering
MAY,JUN
Attracts Wildlife
Bees Hedgehogs Beneficial Insects
Ideal For
Borders

Plant Description

Spiraea betulifolia 'Thor' is a versatile shrub, with pink / white flowers from spring into summer and green deciduous foliage. This Spirea is an excellent choice for borders, where it brings colour, texture and seasonal interest. It is especially effective from spring into summer, and performs best in a sunny spot.


Spiraea betulifolia 'Thor' is straightforward to look after with routine care and suits a wide range of garden styles, from traditional borders to more contemporary planting combinations. Reaching around 1.5m at maturity, it is best planted through the middle of a border with a sunny spot. As a deciduous plant, it brings a fresh flush of new growth each season. It is suitable for outdoor growing in most UK gardens. It performs best in clay or loam soils that remain well drained. It can also be a useful plant for bees, hedgehogs and beneficial insects.

Planting & Aftercare

Choose a pot with drainage holes slightly larger than the nursery pot. Use well-draining potting mix. Place the plant at the same depth it was in the original pot. Water thoroughly after planting.
Water when the top 2-3cm of soil feels dry. In spring and summer, this is typically once a week. Reduce watering in autumn and winter. Always check the soil before watering to avoid overwatering.
Overwatering is the most common issue. Avoid placing in direct sunlight which can scorch leaves. Don't repot too frequently - most plants prefer to be slightly root-bound. Ensure good drainage to prevent root rot.
Feed with a balanced liquid fertiliser every 2-4 weeks during the growing season (spring to early autumn). Reduce or stop feeding in winter when growth naturally slows.
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