Life Span
Perennial
Perennial
Type
Cactus or Succulent
Tree
Origin
Southern Europe, Western Europe
Northeastern United States, Mid-Atlantic United States, Central United States, Canada
Types
Sempervivum altum, Sempervivum davisii, Sempervivum juvanii
Blue ash, Single-leaf ash, Fragrant ash
Number of Varieties
4045
0
40000
👆🏻
Habitat
limestone outcrops, Rocky areas, Stone and Masonry fences and walls
Moist Soils
USDA Hardiness Zone
5-83-7
0
99
👆🏻
AHS Heat Zone
8-1
7-1
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
-
Habit
Rosette/Stemless
Upright/Erect
Plant Size
Minimum Height
10.20 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm610.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Pink
Green, Purple
Flower Color Modifier
-
Bicolor
Fruit Color
-
Green, Tan
Leaf Color in Spring
Blue Green, Burgundy
Green, Dark Green
Leaf Color in Summer
Blue Green, Burgundy
Dark Green
Leaf Color in Fall
Blue Green, Burgundy
Yellow, Yellow green, Brown, Bronze
Leaf Color in Winter
Blue Green, Burgundy
-
Shape
Leaf Shape
V-Shaped
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Medium
Fast
Type of Soil
Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Summer
Early Spring, Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Do Not over Water
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
-
Prune in fall, Prune in winter, Prune when plant is dormant, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove short twigs
Fertilizers
20-20-20 amount, All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Mealybugs, Red blotch
Red blotch
Plant Tolerance
Drought
Wet Site
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Bold
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Birds
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
Good for skin
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Nesting sites for birds, Wildlife, Windbreak
Plant Benefits
Medicinal Uses
Antipruritic, Astringent, Diuretic, Odontalgic
Antirheumatic, Diaphoretic, Diuretic, Fever, Gout, Laxative, Ophthalmic, Purgative, Sore Eyes, Sore throat, Tonic
Part of Plant Used
Leaves
Inner Bark, Leaves, Tree trunks
Other Uses
Cosmetics, Used for its medicinal properties
Basketary, Used as a dye, Used as fuel, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Alpine, Container, Groundcover, Rock Garden, Wall
Shade Trees, Water Gardens
Botanical Name
SEMPERVIVUM calcareum
FRAXINUS nigra
Common Name
Houseleek, Common houseleek
Black Ash, Brown Ash, Swamp Ash
In Hindi
houseleek
Black Ash plant
In German
Hauswurz
Black Ash Pflanze
In French
joubarbe
plante Black Ash
In Spanish
houseleek
planta de negro de Ceniza
In Greek
houseleek
φυτό μαύρη τέφρα
In Portuguese
houseleek
planta Black Ash
In Polish
houseleek
Black Ash roślin
In Latin
AMERIMNON
Black ash herba
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Rosales
Scrophulariales
Family
Crassulaceae
Oleaceae
Genus
Sempervivum
Fraxinus
Clade
Angiosperms, Core eudicots, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
Sedeae
Oleeae
Subfamily
Sedoideae
-
Number of Species
4018
1
27800
👆🏻