Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, Texas, Canada
-
Types
-
-
Number of Varieties
2550
0
40000
👆🏻
Habitat
Wet lands
Cold Regions, Temperate Regions
USDA Hardiness Zone
4-94-8
0
99
👆🏻
AHS Heat Zone
9-1
8-1
Sunset Zone
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17
Habit
Upright/Erect
Cushion/Mound-forming
Plant Size
Minimum Height
240.00 cm20.30 cm
0
3900
👆🏻
Minimum Width
300.00 cm27.90 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
Blue, Lavender
Flower Color Modifier
Bicolor
-
Fruit Color
Light Yellow, Ivory
-
Leaf Color in Spring
Green, Orange, Dark Green
Green, Purple
Leaf Color in Summer
Green, Dark Green
Green, Purple
Leaf Color in Fall
Red, Orange, Orange Red
Green, Purple
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Pinnate
Linear
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Partial Sun, Partial shade
Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Early Summer, Summer
Early Spring, Spring, Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
From Rhizomes, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
-
Average Water Needs, Keep ground moist, Water more in summer
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Partial Sun, Partial shade
Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, as it is a flowering plant, use high phosphorous content fertilizer
Pests and Diseases
-
Red blotch
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Showy
Flower Petal Number
Single
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
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Butterflies
Allergy
Irritate the mucus membrane, Rash, Skin irritation
-
Uses
Aesthetic Uses
-
Beautification, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Black Dyes
Part of Plant Used
Sap
-
Other Uses
Used to make a black varnish for use in woodworking
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
-
Feature Plant, Mixed Border, Rock Garden / Wall, Wildflower
Botanical Name
TOXICODENDRON vernix
Polemonium caeruleum
Common Name
Poison Dogwood, Poison Elderberry, Poison Sumac, Swamp Sumac
Jacob's Ladder
In Hindi
toxicodendron vernix
Jacob's Ladder
In German
toxicodendron vernix
Jacob's Ladder
In French
TOXICODENDRON vernix
Jacob's Ladder
In Spanish
vérnix TOXICODENDRON
Jacob's Ladder
In Greek
Toxicodendron vernix
Jacob's Ladder
In Portuguese
TOXICODENDRON vernix
Jacob's Ladder
In Polish
toxicodendron vernix
Jacob's Ladder
In Latin
Natrum vernix
Jacob's Ladder
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Sapindales
Ericales
Family
Anacardiaceae
Polemoniaceae
Genus
Toxicodendron
Polemonium
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
3540
1
27800
👆🏻