Life Span
Perennial
Annual and Perennial
Type
Tree
Broadleaf Evergreen
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
Africa, Madagascar
Types
-
Pentas lanceolata, Pentas ledermannii
Number of Varieties
30300
0
40000
👆🏻
Habitat
Lowland evergreen rainforest
Moist Soils, Wet ground, Wet lands
USDA Hardiness Zone
4-710-15
0
99
👆🏻
AHS Heat Zone
7-1
-
Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
21,22
Habit
Pyramidal
-
Plant Size
Minimum Height
1,370.00 cm243.84 cm
0
3900
👆🏻
Minimum Width
610.00 cm91.44 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Red, Coral
White, Red, Purple, Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Tan
Leaf Color in Spring
Green, Dark Green
Green
Leaf Color in Summer
Dark Green
Green
Leaf Color in Fall
Dark Green
Green
Leaf Color in Winter
-
Green
Shape
Leaf Shape
Ovate
Egg-shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Maritime exposure, Salt water
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Layering, Seedlings
Rooted stem cutting, Seedlings, Stem Planting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Do Not over Water, Requires regular watering
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
Loam, Sand
Loam
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Pinch Tips, Prune in spring, Prune in summer, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove hanging branches
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer, Apply 13-13-13 amounts
Pests and Diseases
-
Red blotch
Plant Tolerance
Maritime exposure, Salt water
Drought
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
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Insects
Butterflies, Hummingbirds
Allergy
-
-
Uses
Aesthetic Uses
-
Beautification, Showy Purposes
Beauty Benefits
Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
Anodyne, Appetizer, Astringent
Diarrhea, Malaria, Snakebite, To Treat Ascariasis, To Treat Lymphadenitis
Part of Plant Used
Flowers, Inner Bark, Sap
Flowers, Leaves, Root
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees
Bedding Plant, Container, Houseplant, Mixed Border, Tropical
Botanical Name
ALNUS rubra
PENTAS
Common Name
Oregon Alder, Red Alder
Pentas, Star flower, Star cluster
In Hindi
red alder
Pentas plant
In German
rot-Erle
Pentas Pflanze
In French
aulne rouge
plante Pentas
In Spanish
aliso rojo
planta pentas
In Greek
κόκκινη σκλήθρα
φυτό Pentas
In Portuguese
amieiro vermelho
planta Pentas
In Polish
czerwony olcha
Pentas roślin
In Latin
red alnus
Pentas herba
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Vascular plant
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Gentianales
Family
Betulaceae
Rubiaceae
Genus
Alnus
Pentas
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
Knoxieae
Subfamily
-
Rubioideae
Number of Species
3582
1
27800
👆🏻