Life Span
Annual and Perennial
Biennial
Type
Broadleaf Evergreen
Tree
Origin
China
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Types
Osmanthus fragrans
Yellow Birch, Paper Birch, River Birch
Habitat
Lowland, shaded fields, Shaded sites, Slopes, Subtropical climates
Hills, Moist Soils
USDA Hardiness Zone
7-99
4-9
Sunset Zone
21,22
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
Habit
Oval or Rounded
Oval or Rounded
Flower Color
White
Yellow, Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Dark Blue, Black
Black
Leaf Color in Spring
Gray Green, Dark Green
Green, Light Green
Leaf Color in Summer
Dark Green
Green, Light Green
Leaf Color in Fall
Gray Green, Dark Green
Yellow, Light Yellow, Tan
Leaf Color in Winter
Gray Green, Dark Green
-
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Early Spring, Late Winter
Spring
Tolerances
Drought
Wet Site, Pollution, Soil Compaction
Where to Plant?
Ground, Pot
Ground
How to Plant?
Seedlings, Vegetative Reproduction
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Allow soil to be completely dry in between waterings, Requires watering in the growing season, Water Deeply, Water deeply about once a week
Requires watering in the growing season, Water daily during growing season, Water Deeply, Water more frequently during periods of extreme drought
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
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Do not prune during shooting season, No pruning needed in the early stages, Prune to stimulate growth, Remove dead or diseased plant parts, Remove deadheads, Shape and thin as needed
Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove hanging branches
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, fertilize twice a year, Nitrogen
Pests and Diseases
Pests and diseases free
Red blotch
Plant Tolerance
Drought
Pollution, Soil Compaction, Wet Site
Flower Petal Number
Single
-
Foliage Texture
Fine
Medium
Foliage Sheen
Glossy
Matte
Attracts
Bees
Ants, Aphids, Birds
Aesthetic Uses
Beautification
-
Beauty Benefits
-
Good for skin
Environmental Uses
Air purification
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Medicinal Uses
Antioxidants
Antibacterial, anti-inflammatory, Arthritis, Boils, bowel syndrome, Combats Stress, Diarrhea, Dysentry, Heart problems, Kidney Stones, Osteoarthritis, Skin Disorders, Urinary tract problems
Part of Plant Used
Flowers, Fruits, Leaf Stalks, Leaves
Bark, Leaves, Sap
Other Uses
Culinary use, Used for fragrance, Used for producing cooking oil, Used as a spice
Medicinal oil, Used as essential oil
Used As Indoor Plant
Yes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Foundation, Hedges, Mixed Border
Feature Plant, Shade Trees
Botanical Name
OSMANTHUS delavayi
BETULA nigra 'Studetec'
Common Name
Sweet Olive
Tea Olive
Fragrant Olive
Black Birch, River Birch, Tecumseh Compact River Birch
In Hindi
चाय ओलिव
काले बर्च वृक्ष
In German
Tea Olive
Schwarze Birke
In French
Tea Olive
Noir Bouleau
In Spanish
té verde oliva
Negro del árbol de abedul
In Greek
τσάι Ελιάς
Μαύρο Birch Tree
In Portuguese
Tea Olive
Bétula Preto
In Polish
Herbata z oliwek
Czarny Brzoza
In Latin
Tea Olive
Niger Caerulus
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Oleaceae
Betulaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Season and Care of Tea Olive and Black Birch
Season and care of Tea Olive and Black Birch is important to know. While considering everything about Tea Olive and Black Birch Care, growing season is an essential factor. Tea Olive season is Spring, Summer, Fall and Winter and Black Birch season is Spring, Summer, Fall and Winter. The type of soil for Tea Olive is Clay, Loam, Sand and for Black Birch is Clay, Loam while the PH of soil for Tea Olive is Acidic, Neutral, Alkaline and for Black Birch is Acidic, Neutral.
Tea Olive and Black Birch Physical Information
Tea Olive and Black Birch physical information is very important for comparison. Tea Olive height is 180.00 cm and width 180.00 cm whereas Black Birch height is 2,133.60 cm and width 762.00 cm. The color specification of Tea Olive and Black Birch are as follows:
Tea Olive flower color: White
Tea Olive leaf color: Gray Green and Dark Green
Black Birch flower color: Yellow and Brown
- Black Birch leaf color: Green and Light Green
Care of Tea Olive and Black Birch
Care of Tea Olive and Black Birch include pruning, fertilizers, watering etc. Tea Olive pruning is done Do not prune during shooting season, No pruning needed in the early stages, Prune to stimulate growth, Remove dead or diseased plant parts, Remove deadheads and Shape and thin as needed and Black Birch pruning is done Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts and Remove hanging branches. In summer Tea Olive needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Black Birch needs Lots of watering and in winter, it needs Average Water.