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PlantSnap
Plant Care
Wallflower
(Erysimum cheiri)
Also Known As
Wallflower, Cheiranthus cheiri, Giant wallflower, Erysimum, Yellow wallflower
About This Plant
Erysimum cheiri is a species of flowering plant in the family Brassicaceae, commonly known as wallflower. It is a short-lived perennial or biennial herbaceous plant that grows up to 60 cm tall. The plant produces fragrant flowers that are usually yellow or orange in color.
Plant Care Instructions
Outdoor Size Range
12-24 inches (30-60 cm)
Light Requirements
Erysimum cheiri requires full sun to partial shade. It is best to place the plant in an area where it can receive at least six hours of direct sunlight per day.
Humidity Needs
Erysimum cheiri prefers moderate humidity levels. It can tolerate low humidity, but it is best to provide some humidity to prevent the plant from drying out.
Fertilizing Schedule
Erysimum cheiri requires regular fertilization during the growing season. It is best to use a balanced fertilizer every two weeks to promote healthy growth and flowering.
Pruning Guidelines
The plant requires regular pruning to promote bushy growth and prevent legginess. It is best to prune the plant after flowering has finished.
Common Pests and Diseases
Common pests for Erysimum cheiri include aphids, spider mites, and whiteflies. Diseases such as powdery mildew and root rot can also affect the plant.
Indoor Size Range
12-24 inches (30-60 cm)
Watering Schedule
The plant requires regular watering during the growing season. However, it is important not to overwater the plant as it can lead to root rot. It is best to allow the soil to dry out slightly between waterings.
Temperature Range
The plant prefers cool to moderate temperatures between 50-70°F (10-21°C). It can tolerate higher temperatures, but it may require more frequent watering.
Growing Season
The growing season for Erysimum cheiri is from spring to fall. It is best to plant the seedlings in the spring after the last frost.
Growing Difficulty Level
Erysimum cheiri is relatively easy to grow and care for. It requires regular watering, fertilization, and pruning, but it is generally a hardy plant.
USDA Hardiness Zones
Erysimum cheiri is hardy in USDA zones 6-9.
Did You Know?
The common name 'wallflower' comes from the plant's tendency to grow in the nooks and crannies of old walls.
