Life Span
Perennial
Annual and Perennial
Type
Tree
Broadleaf Evergreen
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
North America, Mexico, Central America
Types
-
Hibiscus arnottianus, Hibiscus waimeae
Number of Varieties
30-
0
40000
👆🏻
Habitat
Lowland evergreen rainforest
gardens, Grassland, Homesteads, Subtropical climates, tropical environments
USDA Hardiness Zone
4-79-15
0
99
👆🏻
AHS Heat Zone
7-1
-
Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
21,22
Habit
Pyramidal
Oval or Rounded
Plant Size
Minimum Height
1,370.00 cm600.00 cm
0
3900
👆🏻
Minimum Width
610.00 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Red, Coral
Gold
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Chocolate, Ivory, Black
Leaf Color in Spring
Green, Dark Green
Dark Green
Leaf Color in Summer
Dark Green
Dark Green
Leaf Color in Fall
Dark Green
Dark Green
Leaf Color in Winter
-
Dark Green
Shape
Leaf Shape
Ovate
Ovate
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
Medium
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Spring
Early Summer, Summer, Late Summer, Early Fall, Fall, Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Maritime exposure, Salt water
Drought, Variety of soil types
Where to Plant?
Ground
Ground, Pot
How to Plant?
Layering, Seedlings
Stem Cutting, Tip cutting, Vegetative Reproduction
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
It cannot sustain wet-feet, Keep the Soil well drained, Requires watering in the growing season, Water Deeply, Water frequently while growing, Water more in summer, Water when soil is dry
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
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
A hard prune may be necessary if the plant becomes woody, Cut leaves after fall, Cut or pinch the stems, Pinch or prune as they grow to promote branching and bushiness, Prune for shortening long shoots, Prune in early summer, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
Apply 10-10-10 amount, Balanced liquid fertilizer, Do not fertilize new plants until at least a month, Use a low phosphate fertilizer to improve the quality of the blooms
Pests and Diseases
-
Aphids, Mealybugs, Red spider mite, Scale, Thripes, Whiteflies
Plant Tolerance
Maritime exposure, Salt water
Drought, Variety of soil types
Flowers
Insignificant
Showy
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
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Insects
Bees, Butterflies, Hummingbirds
Allergy
-
-
Uses
Aesthetic Uses
-
Beautification, Borders, Landscape Designing
Beauty Benefits
Skin Problems
Hair Conditioner, Prevents greying of hair, Prevents Premature Baldness, Promotes Healthy Hair, Promotes healthy skin, Speed hair growth
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
Anodyne, Appetizer, Astringent
anti-inflammatory, Diuretic, Hair Loss, High blood pressure, Vitamin C
Part of Plant Used
Flowers, Inner Bark, Sap
Flowers, Leaf Stalks, Leaves
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Culinary use, Employed in herbal medicine, Jam, Jelly, Making Shampoo, Oil is used for aromatherapy, Oil is used in perfume, soaps, creams, etc., Showy Purposes, Traditional medicine, Use in Chinese herbology, Used As Food, Used as Ornamental plant, Used for bedding in gardens, Used for fragrance, Used for its medicinal properties, Used in making beverages, Used in paper industry, Used in salads, Used to make hair tonic
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees
Container, Foundation, Houseplant, Mixed Border, Tropical
Botanical Name
ALNUS rubra
Hibiscus arnottianus
Common Name
Oregon Alder, Red Alder
White Hibiscus
In Hindi
red alder
सफेद हिबिस्कुस
In German
rot-Erle
Weiß Hibiscus
In French
aulne rouge
white Hibiscus
In Spanish
aliso rojo
hibisco blanco
In Greek
κόκκινη σκλήθρα
White Hibiscus
In Portuguese
amieiro vermelho
Hibiscus branco
In Polish
czerwony olcha
Biały Hibiscus
In Latin
red alnus
Hibiscus album
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Malvales
Family
Betulaceae
Malvaceae
Genus
Alnus
Hibiscus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
Hibisceae
Subfamily
-
Malvoideae
Number of Species
35100
1
27800
👆🏻