Contents
Description
Verbascum Helen Johnson is a perennial plant that belongs to the Scrophulariaceae family. It is a hybrid plant that was created by crossing Verbascum nigrum and Verbascum chaixii. This herbaceous plant is known for its tall spikes of pink flowers that bloom in the summer months. The flowers are densely packed on the spikes and can reach up to 4 feet in height.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Lamiales |
| Family | Scrophulariaceae |
| Genus | Verbascum |
Appearance
Verbascum Helen Johnson is an attractive plant with a rosette of basal leaves that are hairy, gray-green, and lance-shaped. The leaves are around 6 inches long and 2 inches wide. The plant can grow up to 4 feet tall and 2 feet wide. The flowers are pink, saucer-shaped, and have a yellow center. The flowers bloom in the summer months and can last up to 6 weeks. The plant has a long blooming period and adds color to any garden.
Care Guide
Verbascum Helen Johnson is a low-maintenance plant that is easy to care for. Here are some care tips:Water: The plant needs moderate watering. It should be watered when the top inch of soil is dry.Fertilization: The plant does not require frequent fertilization. A slow-release fertilizer can be applied once a year in the spring.Soil: The plant prefers well-draining soil that is rich in organic matter. It can tolerate a wide range of soil types.Sunlight: The plant prefers full sun but can tolerate partial shade.Hardiness Zones: The plant grows well in USDA hardiness zones 5-9.
Common Pests & Diseases
Verbascum Helen Johnson is not susceptible to many diseases or pests. However, it can be affected by powdery mildew, leaf spot, and rust. These diseases can be prevented by providing good air circulation and avoiding overhead watering.
Habitat
Verbascum Helen Johnson is native to Europe, but it can now be found in many parts of the world. It grows well in a wide range of habitats, including meadows, fields, and roadsides. It is often used as an ornamental plant in gardens and landscapes.
Question and Answer
Q: How often should I water Verbascum Helen Johnson?
A: The plant needs moderate watering. It should be watered when the top inch of soil is dry.
Q: What is the blooming period of Verbascum Helen Johnson?
A: The flowers bloom in the summer months and can last up to 6 weeks.
Q: What is the hardiness zone for Verbascum Helen Johnson?
A: The plant grows well in USDA hardiness zones 5-9.
Q: Is Verbascum Helen Johnson susceptible to any diseases?
A: The plant can be affected by powdery mildew, leaf spot, and rust.
Related Plants
- Verbascum chaixii
- Verbascum nigrum
- Verbascum phoeniceum
- Verbascum thapsus
References
- “Verbascum ‘Helen Johnson’.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=280776&isprofile=0.
- “Verbascum ‘Helen Johnson’.” Royal Horticultural Society, www.rhs.org.uk/Plants/218478/i-Verbascum-i-Helen-Johnson-(D)/Details.
- “Verbascum ‘Helen Johnson’ Mullein.” Gardenia.net, www.gardenia.net/plant/verbascum-helen-johnson-mullein.
