Life Span
Perennial
Perennial
Origin
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Southern Asia, India, Melanesia, Australia
Habitat
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
Mediterranean region, Subtropical climates, Tropical regions
USDA Hardiness Zone
4-9
9-11
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Oval or Rounded
Flower Color
Yellow, Brown
White, Purple
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green, Light Green
Green, Dark Green
Leaf Color in Summer
Green, Light Green
Green, Dark Green
Leaf Color in Fall
Yellow, Light Yellow, Tan
Green, Dark Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Oval with a pointed tip and fine teeth along their edges
Ovate elongated
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Spring
Early Spring, Spring, Winter, Late Winter, Indeterminate
Tolerances
Wet Site, Pollution, Soil Compaction
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings, Transplanting
Plant Maintenance
Low
Medium
Watering Requirements
Requires a lot of watering, Requires regular watering
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
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Prune in the late winter or spring, Remove dead or diseased plant parts, Shape and thin as needed
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, No need to fertilize every year
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Red blotch, Sawfly Larvae
Aphids, Citrus foot rot, Leafminers, Red blotch
Plant Tolerance
Pollution, Soil Compaction, Wet Site
Drought
Flower Petal Number
-
Single
Fragrant Bark/Stem
No
Yes
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Glossy
Attracts
-
Birds, Butterflies
Allergy
Asthma
Mild Allergen
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
Brightens the skin complexion, Good for skin and hair
Environmental Uses
Erosion control, Wildlife
Air purification
Medicinal Uses
-
Antibiotic, Antidote, Pulmonary afflictions, Recovering internal injuries
Part of Plant Used
Whole plant
Fruits, Leaves
Other Uses
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
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
Feature Plant, Shade Trees
Container, Edible, Feature Plant, Fruit / Fruit Tree, Hedges, Houseplant, Shade Trees, Topiary / Bonsai / Espalier, Tropical
Botanical Name
BETULA nigra
CITRUS medica
Common Name
River Birch
Citron
In Hindi
River Birch
नीबू
In German
Fluss Birch
Zitrone
In French
Birch river
Citron
In Spanish
river Birch
Cidra
In Greek
ποταμός Birch
Κίτρο
In Portuguese
river Birch
cidra
In Polish
Rzeka Birch
Cytryna
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Betulaceae
Rutaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
-
Aurantioideae
Season and Care of River Birch and Citron
Season and care of River Birch and Citron is important to know. While considering everything about River Birch and Citron Care, growing season is an essential factor. River Birch season is Spring, Summer, Fall and Winter and Citron season is Spring, Summer, Fall and Winter. The type of soil for River Birch is Clay, Loam, Sand and for Citron is Clay, Loam, Sand while the PH of soil for River Birch is Acidic, Neutral and for Citron is Acidic, Neutral.
River Birch and Citron Physical Information
River Birch and Citron physical information is very important for comparison. River Birch height is 1,220.00 cm and width 1,220.00 cm whereas Citron height is 240.00 cm and width 180.00 cm. The color specification of River Birch and Citron are as follows:
River Birch flower color: Yellow and Brown
River Birch leaf color: Green and Light Green
Citron flower color: White and Purple
- Citron leaf color: Green and Dark Green
Care of River Birch and Citron
Care of River Birch and Citron include pruning, fertilizers, watering etc. River Birch pruning is done Prune in the late winter or spring, Remove dead or diseased plant parts and Shape and thin as needed and Citron pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer River Birch needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Citron needs Lots of watering and in winter, it needs Average Water.