Is verbena Rigida a perennial?
Is verbena Rigida a perennial? Blooming for weeks, Verbena rigida (Slender Vervain) is a tuberous perennial forming a bushy mound of oblong, rigid, dark green leaves, 2-4 in. Verbena ‘Annie! Verbena. The lightly fragrant, lavender-pink flowers start up in mid-spring and are continuous until hard frost in October.Frost tolerant The colorful hybrid verbenas used in […]
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