Sorbaria 'Sem' 3ltr Pot Chris Hemsworth Wikipdia. Sorbaria sorbifolia 'Sem', a diminutive and condensed variation, attains a height of approximately 1. 5 meters among the thicket forming shrubs. This selection features a profusion of erect stems that uphold a distinctive leaf coloration. The leaves emerge in spring, imbued with a captivating blend of yellow green hues accentuated by vibrant reddish pink and bronzed tones. As summer progresses, the leaves transition to a greener shade, only to rediscover their reddish tinge in the autumn season. The most vivid hues come to life under ample illumination. Amid the summer months, the shrub presents its floral showcase in the form of stiff, narrow panicles that stand erect, graced by delicate white blossoms. The plant's growth rate and size will vary depending on planting position & conditions. Bloom, foliage and interest may vary from photo upon delivery, dependant on season. Delivery Note: Please note that unfortunately we are currently unable to deliver plants to Northern Ireland.