Life Span
Perennial
Perennial
Type
Needled or Scaled Evergreen
Broadleaf Evergreen
Origin
Western United States, Canada, Mexico
Europe, Russia
Types
Pinus albicaulis, Pinus monticola
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
22
0
40000
👆🏻
Habitat
Dry areas
Cold Regions, stream banks
USDA Hardiness Zone
3-76-11
0
99
👆🏻
AHS Heat Zone
7-1
-
Sunset Zone
A1, A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21
21,22
Habit
Oval or Rounded
Upright/Erect
Plant Size
Minimum Height
1,070.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
610.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
-
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Orange Red
Leaf Color in Spring
Green, Blue Green
Red, Green, Copper
Leaf Color in Summer
Green, Blue Green
Green, Blue Green
Leaf Color in Fall
Green, Blue Green
Green, Blue Green
Leaf Color in Winter
Green, Blue Green
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Needle like
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Slow
Medium
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
-
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Grafting
Root Division, Transplanting
Plant Maintenance
Low
Low
Watering Plants
Watering Requirements
Do Not over Water, Requires regular watering
Allow to dry out slightly between watering, Water daily during growing season
In Summer
Regular watering required
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Prune if you want to improve plant shape
Cut or pinch the stems, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Less fertilizing
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Rust
Aphids, Stem spot
Plant Tolerance
Drought
Shallow soil, Sun
Flowers
-
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
-
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Wildlife, Windbreak
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
-
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Bark
Leaves, Twigs
Other Uses
used for making roof trusses, poles, joists, piles, Used in construction, Wood is used for making furniture
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Screening, Wind Break
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
PINUS flexilis
Symphytum asperum
Common Name
limber pine
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
limber pine
Blackwort
In German
limber pine
Blackwort
In French
limber pine
Blackwort
In Spanish
limber pine
Blackwort
In Greek
εύκαμπτος πεύκο
Blackwort
In Portuguese
limver foi
Blackwort
In Polish
limver poszedł
Blackwort
In Latin
limver abiit
Blackwort
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Pinopsida
Magnoliopsida
Order
Pinales
Lamiales
Family
Pinaceae
Boraginaceae
Genus
Pinus
Symphytum
Clade
-
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
Boraginoideae
Number of Species
3035
1
27800
👆🏻