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Spiraea thunbergii Seeds – Bridal Wreath White Flowering Garden Plant Seeds

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Grow your own Spiraea thunbergii Bridal Wreath from open-pollinated seeds — one of the earliest and most graceful spring flowering deciduous garden plants in the rose family. This elegant plant produces spectacular cascading arching stems smothered in masses of tiny pure white five-petalled flowers before the leaves emerge in early spring — creating a breathtaking bridal-wreath effect. Features attractive fine narrow leaves with beautiful orange-red autumn colour. Ideal for garden borders, cottage garden displays, informal screening, and pollinator-friendly planting. A long-lived and deeply rewarding garden plant.

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Spiraea thunbergii Seeds – Bridal Wreath White Flowering Garden Plant Seeds

$16.99

Planting Season

Spring Season

Light Requirement

Partial Sun

Plant Height

1–2 m

Indoor/Outdoor

Outdoor Preferred
Planting Information
Life Cycle Perennial Shrub
Plant Characteristics White Blooms
Plant Type Flowering Shrub
Flavour Profile Not Applicable
Life Perennial Shrub
Germination Time Not Applicable
Fruit Size Seed Capsules
Soil Type Well Drained
Soil pH 6.0–7.5
Spacing Between Plants 1–1.5 m
Watering Needs Moderate Water
Harvest Time Not Applicable
Bloom Season Spring Season
Seeds per Pack 500
Seed Type Open Pollinated
Yield Potential Dense Growth
GTIN 36002753200

Sow seeds in moist, well-drained soil and lightly cover with soil. Maintain consistent moisture during germination.

Provide full to partial sunlight and moderate watering. Prune after flowering to maintain shape and encourage growth.

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Frequently Asked Questions

Everything you need to know before you sow.

Why are Spiraea thunbergii flowers visible before the leaves?

The page notes that the white flowers appear in early spring before the leaves emerge, giving the shrub its characteristic bridal-wreath appearance.

What autumn foliage color can bridal wreath Spiraea develop?

Its fine, narrow leaves are described as developing orange-red autumn color, adding seasonal foliage interest after spring flowering.

Can bridal wreath Spiraea form an informal screen?

Yes. Informal screening is listed as a suitable use, with the shrub's arching stems providing seasonal structure.

When is the best time to prune this Spiraea?

The page recommends pruning after flowering to maintain shape and encourage new growth.

How much room should be allowed around mature Spiraea?

The listed spacing is 1–1.5 m between plants, allowing room for the shrub's mature growth habit.

What flower structure does Spiraea thunbergii produce?

It produces masses of small, pure-white flowers with five petals along cascading and arching stems.

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