Pineapple Broom is a semi-prostrate deciduous shrub born from a cross between two broom species at England's legendary Kew Gardens in the late 19th century. Despite its modest 9 to 12 inches in height, it spreads dramatically to 5 feet wide, creating a low, cascading mound of grayish-green twigs and delicate foliage. In late spring, arching branches erupt with fragrant, pea-like flowers that range from white to pale yellow, filling the garden with an aromatic display. Hardy in zones 6 through 8, it thrives on neglect once established, tolerating poor soils and drought with ease.
Full Sun
Moderate
6-8
12in H x 60in W
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Moderate
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This hybrid broom explodes into bloom in May and June with an abundance of sweetly fragrant white to pale yellow flowers that seem to float along horizontal branches. Its sprawling habit makes it exceptional for banks, rock gardens, or cascading over walls; unlike many shrubs, it actually looks more beautiful when left alone rather than fussed over. The plant handles poor, sandy, or gravelly soils that would challenge other ornamentals, and once roots establish, it barely needs water or attention.
Pineapple Broom serves primarily as an ornamental shrub, valued for its low, spreading habit and prolific spring bloom. It excels in rock gardens, on sloped terrain where its cascading form prevents erosion, draped over walls and raised beds, or in containers where its horizontal growth can spill and soften hard edges. The fragrant flowers add sensory richness to gardens where it's sited near patios or sitting areas.
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Pineapple Broom needs minimal pruning once established. Any shaping should be light and selective, done after bloom fades in early summer. Avoid heavy cutting that removes older wood; the semi-prostrate habit is naturally graceful and will fill its space without aggressive management.
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“Pineapple Broom emerged from deliberate breeding work at Kew Gardens near the end of the 19th century, the result of crossing Cytisus ardoini with Cytisus multiflorus. This cultivated hybrid was discovered and named at Britain's most prestigious botanical institution, where plant science and horticulture intersected. The hybrid inherited the hardiness and vigor of its parents while developing its own distinctive semi-prostrate form and generous flower production.”