Life Span
Perennial
Perennial
Type
Flowering Plants
Tree
Origin
South-Central United States
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
Types
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
Japanese Evergreen Oak, Sawthorn Oak, Oriental White Oak
Number of Varieties
20020
0
40000
👆🏻
Habitat
Rocky areas
Woodland Garden Canopy
USDA Hardiness Zone
5-84-8
0
99
👆🏻
AHS Heat Zone
12-1
8-1
Sunset Zone
No Available
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
30.00 cm2,438.40 cm
0
3900
👆🏻
Minimum Width
30.50 cm1,219.20 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple
Red, Light Yellow, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown, Sandy Brown, Chocolate
Leaf Color in Spring
Green
Green, Copper
Leaf Color in Summer
Green
Dark Green
Leaf Color in Fall
Green
Orange, Brown, Dark Red
Leaf Color in Winter
-
-
Shape
Leaf Shape
Long linear and narrow
Lobed
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Late Spring
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Wet Site, Drought
Where to Plant?
Ground
Ground
How to Plant?
From bulbs
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires watering in the growing season
Average Water Needs, Keep the ground moist but not water-logged, Needs a lot of water initially, occasional watering once established, Water Deeply
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves
Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, High amounts of nutrients, organic fertlizers
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought, Wet Site
Flowers
Showy
Insignificant
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
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
Birds
Allergy
-
Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes, Whooping Cough
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Plant Benefits
Medicinal Uses
-
Antiaphonic, Antiasthamatic, Astringent, Chronic fatigue, Cold, Dysentry, Emetic, Febrifuge, Haemorrhages, Indigestion, Opthalmic, Salve, Sore Eyes, Sore throat, Tonic, Treating fever
Part of Plant Used
Flowers, Leaves
Inner Bark, Leaves, Seeds
Other Uses
Showy Purposes, Used as Ornamental plant
Tannin, Used as a dye, Used as fuel, Used as insect repellent, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Rock Garden / Wall, Wildflower
Feature Plant, Shade Trees
Botanical Name
PENSTEMON cobaea
QUERCUS velutina
Common Name
Beardtongue
Black Oak
In Hindi
Beardtongue
Black Oak Tree
In German
Bartfaden
Schwarz Oak Tree
In French
beardtongue
Noir Oak Tree
In Spanish
beardtongue
Negro del árbol de roble
In Greek
Beardtongue
Black Oak Tree
In Portuguese
Beardtongue
Carvalho Preto
In Polish
Beardtongue
Czarny Dąb
In Latin
ursus lingua
Niger quercum ligno
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Equisetopsida
Magnoliopsida
Order
Lamiales
Fagales
Family
Scrophulariaceae
Fagaceae
Genus
Penstemon
Quercus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
Cherokee
Subfamily
-
-
Number of Species
261600
1
27800
👆🏻