Life Span
Perennial
Annual
Type
Tree
Flowering Plants, Shrub
Origin
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Mexico
Types
-
Zinnia elegans
Number of Varieties
350
0
40000
👆🏻
Habitat
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
Humid climates
USDA Hardiness Zone
4-93-10
0
99
👆🏻
AHS Heat Zone
9-1
-
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
8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
1,220.00 cm70.00 cm
0
3900
👆🏻
Minimum Width
1,220.00 cm50.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Brown
Lilac, Orange, Pink, Purple, Red, Rose, White, Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Black
-
Leaf Color in Spring
Green, Light Green
Dark Green
Leaf Color in Summer
Green, Light Green
Green, Light Green
Leaf Color in Fall
Yellow, Light Yellow, Tan
Green, Light Green
Leaf Color in Winter
-
Green, Dark Green
Shape
Leaf Shape
Oval with a pointed tip and fine teeth along their edges
Lance shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
All year
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Moist
The pH of Soil
Acidic, Neutral
Neutral, Slightly Acidic, Slightly Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Spring
Mid Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site, Pollution, Soil Compaction
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Low
Low
Watering Plants
Watering Requirements
Requires a lot of watering, Requires regular watering
Get enough water whenever the soil is dry
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Average Water
In Winter
Average Water
Ample Water
Soil
Soil pH
Acidic, Neutral
Neutral, Slightly Acidic, Slightly Alkaline
Soil Type
Clay, Loam, Sand
Moist
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Prune in the late winter or spring, Remove dead or diseased plant parts, Shape and thin as needed
Remove dead branches, Remove dead flowers
Fertilizers
All-Purpose Liquid Fertilizer, No need to fertilize every year
Fertilizer every month during spring, General garden fertilizer
Pests and Diseases
Aphids, Red blotch, Sawfly Larvae
Blight, Botrytis Blight, Leaf spot, Powdery mildew, Root rot
Plant Tolerance
Pollution, Soil Compaction, Wet Site
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
-
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Bees
Allergy
Asthma
allergic reaction, poisonous if ingested, Skin irritation
Uses
Aesthetic Uses
Showy Purposes
Borders, Showy Purposes, small hedge
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Erosion control, Wildlife
Food for insects, Provides ground cover
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Whole plant
Flowers, Leaves
Other Uses
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Economic Purpose, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Bedding Plant, Flower borders, Hedges
Botanical Name
BETULA nigra
Zinnia elegans
Common Name
River Birch
Youth-and-age, common zinnia, elegant zinnia
In Hindi
River Birch
आम Zinnia
In German
Fluss Birch
Gemeinsame Zinnia
In French
Birch river
Zinnia commune
In Spanish
river Birch
Zinnia común
In Greek
ποταμός Birch
κοινή Zinnia
In Portuguese
river Birch
Zinnia comum
In Polish
Rzeka Birch
wspólna Zinnia
In Latin
Betula
commune Zinnia
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Asterales
Family
Betulaceae
Asteraceae
Genus
Betula
Zinnia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
320
1
27800
👆🏻