Verbascum are biennial or perennial plants, rarely annuals or subshrubs, growing to 0.5 to 3.0 m (1.6 to 9.8 ft) tall. The plants first form a dense rosette of leaves at ground level, subsequently sending up a tall flowering stem. The mullein (Verbascum thapsus) flower stalks can reach 2 to 7 feet tall.
Learn how to grow this herbaceous biennial or short-lived perennial. Verbascum are colourful perennials or biennials with tall flower spikes that are attractive to bees. Plant expert Val Bourne shares her advice on growing verbascum. In this Gardener's HQ guide, we'll explore cultivating Verbascum plants in your garden, indoor spaces, and other settings.
verbascum blattaria f albiflorum, Plant Characteristics: Verbascum presents tall, majestic spires of yellow, white, or purple flowers, these are often surrounded by woolly leaves. Mullein (Verbascum) is a biennial herb with tall flower spikes and soft, woolly leaves. Renowned for its medicinal properties, it also serves as a striking focal point in gardens and attracts various pollinators. Mullein (Verbascum densiflorum) is a rosette forming biennial or short lived perennial with tall yellow flower spikes that thrives in full sun and well drained soil.
