Life Span
Annual and Perennial
Perennial
Type
Broadleaf Evergreen
Tree
Origin
China
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Types
Osmanthus fragrans
-
Habitat
Lowland, shaded fields, Shaded sites, Slopes, Subtropical climates
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
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
-
Leaf Shape
Oval
Oval with a pointed tip and fine teeth along their edges
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, Sand
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
Low
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 a lot of watering, Requires regular 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
Clay, Loam, Sand
Clay, Loam, Sand
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
Prune in the late winter or spring, Remove dead or diseased plant parts, Shape and thin as needed
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, No need to fertilize every year
Pests and Diseases
Pests and diseases free
Aphids, Red blotch, Sawfly Larvae
Plant Tolerance
Drought
Pollution, Soil Compaction, Wet Site
Flower Petal Number
Single
-
Foliage Texture
Fine
Medium
Foliage Sheen
Glossy
Matte
Aesthetic Uses
Beautification
Showy Purposes
Environmental Uses
Air purification
Erosion control, Wildlife
Medicinal Uses
Antioxidants
-
Part of Plant Used
Flowers, Fruits, Leaf Stalks, Leaves
Whole plant
Other Uses
Culinary use, Used for fragrance, Used for producing cooking oil, Used as a spice
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
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
Common Name
Sweet Olive
Tea Olive
Fragrant Olive
River Birch
In Hindi
चाय ओलिव
River Birch
In German
Tea Olive
Fluss Birch
In French
Tea Olive
Birch river
In Spanish
té verde oliva
river Birch
In Greek
τσάι Ελιάς
ποταμός Birch
In Portuguese
Tea Olive
river Birch
In Polish
Herbata z oliwek
Rzeka Birch
In Latin
Tea Olive
Betula
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Oleaceae
Betulaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Importance of Tea Olive and River Birch
Want to have the most appropriate plant for your garden? You might want to know the importance of Tea Olive and River Birch. Basically, these two plants vary in many aspects. Compare Tea Olive and River Birch 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 Tea Olive is Antioxidants whereas of River Birch is . Tea Olive has beauty benefits as follows: while River Birch has beauty benefits as follows: .
Compare Facts of Tea Olive vs River Birch
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 Tea Olive vs River Birch 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 Tea Olive are whereas of River Birch have Asthma respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Tea Olive has no showy fruits and River Birch has no showy fruits. Also Tea Olive is not flowering and River Birch is not flowering . You can compare Tea Olive and River Birch facts and facts of other plants too.