Life Span
Annual and Perennial
Annual
Type
Tender Perennial
Bulb or Corm or Tuber
Origin
Southern Europe, Mediterranean
Eastern Europe, Southern Europe, Mediterranean, Turkey, Western Asia
Types
Erysimum cheiri
Mountain silverbell , Rosea
Number of Varieties
503
0
40000
👆🏻
Habitat
gardens, Grassland, Prairies
Floodplains, low mountains, Lower slopes, secondary forest
USDA Hardiness Zone
7-95-9
0
99
👆🏻
AHS Heat Zone
9-7
9-5
Sunset Zone
4, 5, 6, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Mat-forming
Clump-Forming
Plant Size
Minimum Height
30.50 cm25.40 cm
0
3900
👆🏻
Minimum Width
30.50 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Lavender
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green
-
Leaf Color in Spring
Gray Green
Green
Leaf Color in Summer
Gray Green
Light Green
Leaf Color in Fall
Gray Green
Several shades of Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Linear
Acuminate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
-
The pH of Soil
Neutral, Alkaline
-
Soil Drainage
Well drained
Well drained
Bloom Time
Spring, Late Spring, Early Summer, Summer, Late Summer, Early Fall
Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings, Stem Cutting
Layering, Seedlings, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Allow soil to be completely dry in between waterings, Water Deeply, Water less during winter
occasional watering once established
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
-
Soil Type
Loam, Sand
-
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Cut or pinch the stems, Do not prune during shooting season, Prune if you want to improve plant shape, Prune prior to new growth, Remove deadheads
Prune grass to maintain level, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
No fertilizers needed
All-Purpose Liquid Fertilizer
Pests and Diseases
fungus, Insects, Red blotch
Pests and diseases free
Plant Tolerance
Drought
Drought and Salt
Flowers
Showy
Showy
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Fine
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Birds, Butterflies
Bees, Flying insects
Allergy
Skin irritation
-
Uses
Aesthetic Uses
Beautification, Showy Purposes
along a porch, deck or patio, Beautification, Cottage Garden, Showy Purposes, Wild gardens
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Whole plant
-
Other Uses
Showy Purposes
Decoration Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Alpine, Container, Edging, Foundation, Groundcover, Mixed Border, Rock Garden / Wall
Container, Cutflower, Mixed Border, Rock Garden / Wall
Botanical Name
ERYSIMUM linifolium
ORNITHOGALUM nutans
Common Name
Wallflower
Drooping Star-of-Bethlehem, Nodding Star-of-Bethlehem, Silver Bells
In Hindi
wallflower
Silver bells
In German
Goldlack
Silver bells
In French
giroflée and ravenelle
Silver bells
In Spanish
Alhelí
Silver bells
In Greek
Μη χορεύων θεατής χορού
Silver bells
In Portuguese
goivo-amarelo
Silver bells
In Polish
Lak
Silver bells
In Latin
Wallflower
Silver bells
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Angiosperms
Class
Magnoliopsida
Magnoliopsida
Order
Brassicales
Ebenales
Family
Brassicaceae
Asparagaceae
Genus
Erysimum
Halesia
Clade
Angiosperms, Eudicots, Rosids
Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
754
1
27800
👆🏻