Life Span
Perennial
Perennial
Type
Shrubs
Tree
Origin
China
North America, United States, Northwestern United States, Alaska, California, Canada
Types
August Beauty , Kleim’s Hardy, Aimee Yashioka, Radicans, Mystery
-
Number of Varieties
20030
0
40000
👆🏻
Habitat
Subtropical climates, Tropical regions
Lowland evergreen rainforest
USDA Hardiness Zone
8-104-7
0
99
👆🏻
AHS Heat Zone
12-8
7-1
Sunset Zone
H1, H2, 7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
Habit
Oval or Rounded
Pyramidal
Plant Size
Minimum Height
26.25 cm1,370.00 cm
0
3900
👆🏻
Minimum Width
5.24 cm610.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Yellow, Red, Coral
Flower Color Modifier
-
Bicolor
Fruit Color
-
Brown
Leaf Color in Spring
Dark Green
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
Mid Spring, Mid Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Bright Indirect Sunlight
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Fast
Type of Soil
Well drained
Loam, Sand
The pH of Soil
Acidic
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring
Early Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Maritime exposure, Salt water
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Stem Planting, Transplanting
Layering, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep the ground moist but not water-logged, Requires regular watering, Requires watering in the growing season, Water twice a day in the initial period
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Acidic, Neutral, Alkaline
Soil Type
Well drained
Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Bright Indirect Sunlight
Full Sun, Partial Sun, Partial shade
Pruning
Cut or pinch the stems, Do not prune during shooting season, Prune in summer, Prune prior to new growth, Remove dead or diseased plant parts, Remove deadheads
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, Nitrogen
Pests and Diseases
Bud drop, Powdery mildew, Root rot, Stem canker
-
Plant Tolerance
Drought
Maritime exposure, Salt water
Flowers
✔
✘
✔
✘
Flower Petal Number
Double
-
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
Bees
Insects
Allergy
Asthma, Headache
-
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
Skin Problems
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Prevent Soil Erosion, Shadow Tree
Plant Benefits
Medicinal Uses
Cold, Negativity
Anodyne, Appetizer, Astringent
Part of Plant Used
Flowers, Fruits, Leaves
Flowers, Inner Bark, Sap
Other Uses
Can be made into a herbal tea, Oil is used for aromatherapy, Oil is used in perfume, soaps, creams, etc., Showy Purposes, Used as Ornamental plant, Used for fragrance
Used as a dye, used for making charcoal, Used for making informal hedge
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
-
Screening / Wind Break, Shade Trees
Botanical Name
Gardenia
ALNUS rubra
Common Name
Gardenia
Oregon Alder, Red Alder
In Hindi
Gardenia
red alder
In German
Gardenie
rot-Erle
In French
Gardénia
aulne rouge
In Spanish
Gardenia
aliso rojo
In Greek
γαρδένια
κόκκινη σκλήθρα
In Portuguese
gardênia
amieiro vermelho
In Polish
Gardenia
czerwony olcha
In Latin
Gardenia
red alnus
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Gentianales
Fagales
Family
Rubiaceae
Betulaceae
Genus
Gardenia
Alnus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Gardenieae
-
Subfamily
Ixoroideae
-
Number of Species
14035
1
27800
👆🏻