Life Span
Perennial
Perennial
Type
Perennial
Tree
Origin
Europe
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Types
Linaria purpurea, Linaria maroccana, Linaria dalmatica
-
Number of Varieties
1503
0
40000
👆🏻
Habitat
Dappled Shade, hedge rows, Shady Edge, Sunny Edge, Woodland Garden
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
USDA Hardiness Zone
2-94-9
0
99
👆🏻
AHS Heat Zone
9-1
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
Habit
Spreading
Oval or Rounded
Plant Size
Minimum Height
75.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Orange, Light Yellow, Ivory
Yellow, Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Tan
Black
Leaf Color in Spring
Light Green
Green, Light Green
Leaf Color in Summer
Light Green
Green, Light Green
Leaf Color in Fall
Light Green
Yellow, Light Yellow, Tan
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Simple lobed or unlobed
Oval with a pointed tip and fine teeth along their edges
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer, Late Summer, Early Fall
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site, Pollution, Soil Compaction
Where to Plant?
Ground
Ground
How to Plant?
Divison, Seedlings
Seedlings
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
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
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
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
Red blotch
Aphids, Red blotch, Sawfly Larvae
Plant Tolerance
Drought
Pollution, Soil Compaction, Wet Site
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
Fine
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Wildlife
-
Allergy
Toxic
Asthma
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
Good for skin, Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Erosion control, Wildlife
Plant Benefits
Medicinal Uses
Antiphlogistic, Astringent, Boils, cathartic, Diuretic, Enteritis, Homeopathy, Jaundice, Liver problems, Ophthalmic, Piles, Purgative, Skin Disorders
-
Part of Plant Used
Flowers, Leaves
Whole plant
Other Uses
Used as an insecticide, Used to make yellow dye
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
-
Feature Plant, Shade Trees
Botanical Name
LINARIA vulgaris
BETULA nigra
Common Name
Common toadflax, Yellow toadflax, Butter-and-eggs
River Birch
In Hindi
Butter and Eggs plant
River Birch
In German
Butter und Eier Pflanze
Fluss Birch
In French
Beurre et œufs plante
Birch river
In Spanish
La mantequilla y la planta de huevos
river Birch
In Greek
Βούτυρο και φυτών Αυγά
ποταμός Birch
In Portuguese
Manteiga e Ovos planta
river Birch
In Polish
Masło i jajka roślin
Rzeka Birch
In Latin
Butyrum, ova , et herba
Betula
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Fagales
Family
Scrophulariaceae
Betulaceae
Genus
Linaria
Betula
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Antirrhineae
-
Subfamily
-
-
Number of Species
1503
1
27800
👆🏻