Life Span
Perennial
Perennial
Type
Cactus or Succulent
Broadleaf Evergreen
Origin
Southern Europe, Western Europe
Europe, Russia
Types
Sempervivum altum, Sempervivum davisii, Sempervivum juvanii
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
402
0
40000
👆🏻
Habitat
limestone outcrops, Rocky areas, Stone and Masonry fences and walls
Cold Regions, stream banks
USDA Hardiness Zone
5-86-11
0
99
👆🏻
AHS Heat Zone
8-1
-
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Rosette/Stemless
Upright/Erect
Plant Size
Minimum Height
10.20 cm20.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Pink
White, Light Pink
Flower Color Modifier
-
Bicolor
Fruit Color
-
Orange Red
Leaf Color in Spring
Blue Green, Burgundy
Red, Green, Copper
Leaf Color in Summer
Blue Green, Burgundy
Green, Blue Green
Leaf Color in Fall
Blue Green, Burgundy
Green, Blue Green
Leaf Color in Winter
Blue Green, Burgundy
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
V-Shaped
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Summer
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground, Pot
Container, Ground
How to Plant?
Seedlings
Root Division, Transplanting
Plant Maintenance
Low
Low
Watering Plants
Watering Requirements
Do Not over Water
Allow to dry out slightly between watering, Water daily during growing season
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
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, Remove dead leaves
Fertilizers
20-20-20 amount, All-Purpose Liquid Fertilizer
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Aphids, Mealybugs, Red blotch
Aphids, Stem spot
Plant Tolerance
Drought
Shallow soil, Sun
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
Bold
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
Good for skin
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
Antipruritic, Astringent, Diuretic, Odontalgic
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Leaves
Leaves, Twigs
Other Uses
Cosmetics, Used for its medicinal properties
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Alpine, Container, Groundcover, Rock Garden, Wall
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
SEMPERVIVUM calcareum
Symphytum asperum
Common Name
Houseleek, Common houseleek
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
houseleek
Blackwort
In German
Hauswurz
Blackwort
In French
joubarbe
Blackwort
In Spanish
houseleek
Blackwort
In Greek
houseleek
Blackwort
In Portuguese
houseleek
Blackwort
In Polish
houseleek
Blackwort
In Latin
AMERIMNON
Blackwort
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Rosales
Lamiales
Family
Crassulaceae
Boraginaceae
Genus
Sempervivum
Symphytum
Clade
Angiosperms, Core eudicots, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Sedeae
-
Subfamily
Sedoideae
Boraginoideae
Number of Species
4035
1
27800
👆🏻