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