Verbascum plants may be hardy perennial, half hardy perennials, or hardy biennials.
They reach from 30 cm to 1.5 m (1 to 5 feet) in height.
They have downy leaves. Verbascum Plants bloom in the summer, when they carry yellow flowers on a spike.
Verbascum by wallygrom.
Some common namea for garden grown Verbascum plant species areMullein and Velvet Plant.
Verbascum thapsus (Common Mullein / Great Mullein), photograph by Andreas Rockstein; CC.
Verbascum densiflorum (Denseflower Mullein), photograph by FJac. Janssen; CC.
Verbascum blattaria (Moth mullein), photograph by F. D. Richards; CC.
Verbascum phoeniceum (Purple Mullein), picture by xulescu_g; CC.
When growing Mullein outdoors from seed, it is best to sow in late summer or just before the last frost of spring.
Lightly cover the seeds once sown. The spacing at which to plant Verbascum is dependent upon their size. Plant small species with a spacing of 30 to 40 cm (12 to 16 inches) and large varieties 90 cm (3 feet) apart, or individually.
Ideally Verbascum should be grown in a sunny part of the garden. The soil should ideally be slightly alkaline and dry.
If starting off indoors, then sow seeds about 7 or 8 weeks in advance. The germination time is about two or three weeks at 12 to 15 degrees centigrade(54 to 59°F).
Once the Verbascum seedlings are ready, transplant outdoors either at the end of summer, or just after the last frost of spring.
It is quite easy to look after Verbascum plant species such as Mullein. They require a mulch in the winter for protection. Once flowering has finished cut back the stem.
If you require more plants then propagate by taking cuttings from the roots in the spring.
The Verbascum genus, known as Mullein, comprises about 250 species.
Yes, Verbascum species are known for their tall, dramatic spikes of flowers. They're perfect for borders, rock gar
The most commonly grown species is Verbascum thapsus, also known as Great Mullein or Common Mullein.
Some species of Verbascum, such as Verbascum chaixii and Verbascum phoeniceum, can have a light fragrance.
Verbascum prefers a sunny location with well-drained soil. They're a good choice for borders, rock gardens, or cottage gardens.
Presently, Verbascum thapsus, or Common Mullein, is considered invasive in several states. Always check local regulations.
To remove Verbascum, uproot the entire plant, ensuring all root material is removed to prevent regrowth.
The Verbascum plant genus belongs to the Scrophulariaceae family. This genus includes about 360 species of biennial and perennial plants native to Europe and Asia.
Verbascum plants prefer full sun and well-drained soil. They can be grown from seeds, typically sown in spring or autumn. Renowned for their tall spikes of yellow flowers, they are often used in cottage gardens.
I hope that you enjoyed this guide on how to grow Verbascum plants. You may also enjoy the following Gardener's HQ growing guides: How to grow Diascia, Iris, and Nemesia plants.