Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
North America
-
Types
Populus tremuloides
Kniphofia uvaria
Number of Varieties
470
0
40000
👆🏻
Habitat
Forest margins, gardens, Roadsides, Woodlands
Damp Places, Marshy ground
USDA Hardiness Zone
1-86-9
0
99
👆🏻
AHS Heat Zone
8-1
9-4
Sunset Zone
A1, A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17, 18, 19
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
1,220.00 cm45.70 cm
0
3900
👆🏻
Minimum Width
610.00 cm50.80 cm
0
6350
👆🏻
Plant Color
Flower Color
-
Yellow, Red, Orange, Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
-
Leaf Color in Spring
Blue Green, Dark Green
Green, Blue Green
Leaf Color in Summer
Blue Green, Dark Green
Green, Blue Green
Leaf Color in Fall
Yellow, Blue Green
Blue Green, Gray Green, Light Yellow
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Heart-shaped
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Spring
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Salt
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
From Rhizomes
Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Prefer drip-irrigation instead of Over-head watering, Water more in summer
Needs more water during establishment, Water Deeply, Water in morning to avoid prompting diseases, Water in the early morning hours
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Prune to control growth, Remove deadheads, Shape and thin as needed
Cut or pinch the stems, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
20-20-20 amount, All-Purpose Liquid Fertilizer, Apply 10-10-10 amount
All-Purpose Liquid Fertilizer, Apply N-P-K
Pests and Diseases
Insects
Onion thrips, Red blotch, Root rot
Plant Tolerance
Drought
Drought, Moisture
Flowers
✔
✘
✔
✘
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
Medium
Coarse
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Snails
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Borders, Cottage Garden, Ground Cover
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Bark, Pulp
-
Other Uses
Used in paper industry, Wood is used for making furniture, Wood is used in construction
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Shade Trees
Container, Cutflower, Mixed Border, Rock Garden, Wall
Botanical Name
POPULUS tremuloides
KNIPHOFIA 'Border Ballet'
Common Name
Quaking Aspen
Tritoma, Wisley Blue Spring Starflower, Wisley Blue Springstar
In Hindi
Quaking Aspen
Tritoma
In German
Zitterpappel
Tritoma
In French
tremble
Tritoma
In Spanish
Temblor Aspen
tritoma
In Greek
τρεμώδεις Aspen
tritoma
In Portuguese
Quaking Aspen
Tritoma
In Polish
Quaking Aspen
Tritoma
In Latin
Tremens Quisque
Trytoma
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Malpighiales
Asparagales
Family
Salicaceae
Liliaceae
Genus
Populus
Kniphofia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
Saliceae
-
Subfamily
-
-
Number of Species
3572
1
27800
👆🏻