Life Span
Perennial
Perennial
Type
Tree
Fruit
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
Asia
Types
-
Avalon Lemon, Bears Lemon, Buddha's Hand, Bush Lemon, Citron
Number of Varieties
3050
0
40000
👆🏻
Habitat
Lowland evergreen rainforest
Mixed deciduous forest, Tropical regions
USDA Hardiness Zone
4-79-12
0
99
👆🏻
AHS Heat Zone
7-1
12-1
Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Pyramidal
Oval or Rounded
Plant Size
Minimum Height
1,370.00 cm120.00 cm
0
3900
👆🏻
Minimum Width
610.00 cm150.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Red, Coral
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Yellow, Lemon yellow
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
-
Light Green
Shape
Leaf Shape
Ovate
Oval
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, Sand
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
How to Plant?
Layering, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Keep the ground moist but not water-logged, occasional watering once established
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, Sand
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
Generally pruned to waist height, pruning needed for strong structure, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer, Doesn't require fertilization when grown in rich soil
Pests and Diseases
-
Aphids, Grasshoppers, Leafminers, Red blotch, Rust, Snails
Plant Tolerance
Maritime exposure, Salt water
Drought, Drought and Salt
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
Birds, Butterflies
Allergy
-
Diarrhea, Hyperacidity, Sore Throat, Whooping Cough
Uses
Aesthetic Uses
-
Cottage Garden
Beauty Benefits
Skin Problems
Glowing Skin, Maintains teeth healthy, Making cosmetics, Nourishes scalp, Perfumes, Skin inflammation
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification, Fixes Nitrogen, Insect Repellent, soil stabilisation
Plant Benefits
Medicinal Uses
Anodyne, Appetizer, Astringent
Acne, Antibacterial, Antirheumatic, Appetizer, Bone strength, Digestion problems, Hangover, Healthy teeth, Nutrients, Obesity, Oral health, Skin irritation
Part of Plant Used
Flowers, Inner Bark, Sap
Bark, Fruits, Leaf Stalks, Leaves
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Air freshner, Biomass for fuel, Can be made into a herbal tea, Leaves are used as mosquito repellent, Making Perfumes, Preferably used as black tea, Used as a nutritious food item
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees
Container, Edible, Fruit / Fruit Tree, Hedges, Houseplant, Mixed Border, Topiary / Bonsai / Espalier, Tropical
Botanical Name
ALNUS rubra
CITRUS limon
Common Name
Oregon Alder, Red Alder
Lemon
In Hindi
red alder
नींबू
In German
rot-Erle
Citrone or Limone or Zitrone
In French
aulne rouge
Citron or Citronnier
In Spanish
aliso rojo
Limón or Limonero
In Greek
κόκκινη σκλήθρα
Λεμόνι [Lemóni]
In Portuguese
amieiro vermelho
Limão
In Polish
czerwony olcha
Cytrynowy
In Latin
red alnus
Limon
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Sapindales
Family
Betulaceae
Rutaceae
Genus
Alnus
Citrus
Clade
Angiosperms, Eudicots, Rosids
Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
3550
1
27800
👆🏻