Life Span
Perennial
Perennial
Origin
Southern Asia, India, Melanesia, Australia
North America, United States, Northwestern United States, Alaska, California, Canada
Habitat
Mediterranean region, Subtropical climates, Tropical regions
Lowland evergreen rainforest
USDA Hardiness Zone
9-11
4-7
Sunset Zone
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
Habit
Oval or Rounded
Pyramidal
Flower Color
White, Purple
Yellow, Red, Coral
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green, Dark Green
Green, Dark Green
Leaf Color in Summer
Green, Dark Green
Dark Green
Leaf Color in Fall
Green, Dark Green
Dark Green
Leaf Color in Winter
Light Green
-
Leaf Shape
Ovate elongated
Ovate
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Early Spring, Spring, Winter, Late Winter, Indeterminate
Early Spring
Tolerances
Drought
Maritime exposure, Salt water
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Transplanting
Layering, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Needs less watering
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, Nitrogen
Pests and Diseases
Aphids, Citrus foot rot, Leafminers, Red blotch
-
Plant Tolerance
Drought
Maritime exposure, Salt water
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Fragrant Bark/Stem
Yes
No
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Glossy
Attracts
Birds, Butterflies
Insects
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
Brightens the skin complexion, Good for skin and hair
Skin Problems
Environmental Uses
Air purification
Air purification, Prevent Soil Erosion, Shadow Tree
Medicinal Uses
Antibiotic, Antidote, Pulmonary afflictions, Recovering internal injuries
Anodyne, Appetizer, Astringent
Part of Plant Used
Fruits, Leaves
Flowers, Inner Bark, Sap
Other Uses
Used as a nutritious food item, Used As Food, Used for its medicinal properties
Used as a dye, used for making charcoal, Used for making informal hedge
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Edible, Feature Plant, Fruit / Fruit Tree, Hedges, Houseplant, Shade Trees, Topiary / Bonsai / Espalier, Tropical
Screening / Wind Break, Shade Trees
Botanical Name
CITRUS medica
ALNUS rubra
Common Name
Citron
Oregon Alder, Red Alder
In German
Zitrone
rot-Erle
In French
Citron
aulne rouge
In Spanish
Cidra
aliso rojo
In Greek
Κίτρο
κόκκινη σκλήθρα
In Portuguese
cidra
amieiro vermelho
In Polish
Cytryna
czerwony olcha
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Rutaceae
Betulaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
Aurantioideae
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Importance of Citron and Red Alder
Want to have the most appropriate plant for your garden? You might want to know the importance of Citron and Red Alder. Basically, these two plants vary in many aspects. Compare Citron and Red Alder as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of Citron is Antibiotic, Antidote, Pulmonary afflictions and Recovering internal injuries whereas of Red Alder is Anodyne, Appetizer and Astringent. Citron has beauty benefits as follows: Brightens the skin complexion and Good for skin and hair while Red Alder has beauty benefits as follows: Brightens the skin complexion and Good for skin and hair.
Compare Facts of Citron vs Red Alder
How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of Citron vs Red Alder and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of Citron are Mild Allergen whereas of Red Alder have respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Citron has showy fruits and Red Alder has showy fruits. Also Citron is not flowering and Red Alder is not flowering . You can compare Citron and Red Alder facts and facts of other plants too.