Verbena bonariensis (purple top) is a member of the Verbenaceae family. This perennials exhibits a columnar upright growth habit and is characterized by its deciduous foliage. It has a hardiness rating of H4 and no significant fragrance.
When fully mature, Verbena bonariensis can reach an ultimate height of 1.5–2.5 metres and a spread of 0.1–0.5 metres. For optimal growth, it prefers west–facing,south–facing aspect and exposed,sheltered exposure. It thrives best in chalk,clay,loam,sand soil types and should be placed in a full sun position.
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