Life Span
Perennial
Perennial
Type
Tree
Flowering Plants
Origin
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, Texas, Canada
North-Central United States, Central United States, Western United States, Texas
Types
Quercus macrocarpa
Blue Toadflax, Old-Field Toadflax
Number of Varieties
3030
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Cultivated Beds
USDA Hardiness Zone
3-83-9
0
99
👆🏻
AHS Heat Zone
9-1
9-1
Sunset Zone
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
1a, 1b, 2a, 2b, 3a, 3b, 10
Habit
Oval or Rounded
Upright/Erect
Plant Size
Minimum Height
2,130.00 cm61.00 cm
0
3900
👆🏻
Minimum Width
2,130.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Light Green, Chartreuse
Pink, Light Blue, Lavender
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Chocolate
-
Leaf Color in Spring
Green, Light Green, Dark Green
Light Green, Blue Green, Gray Green
Leaf Color in Summer
Dark Green
Blue Green, Gray Green
Leaf Color in Fall
Dark Green, Gold, Brown
Blue Green, Gray Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Lobed
Oval to egg shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Slow
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring, Late Spring
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Soil Compaction
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Transplanting
Cuttings, Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Keep the ground moist but not water-logged, Needs a lot of water initially, occasional watering once established, Water Deeply
Average Water Needs, Do Not over Water
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, High amounts of nutrients, organic fertlizers
use all-purpose fertilizers
Pests and Diseases
Red blotch
Foliar disease, Root rot, Spider mites
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Showy
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
Coarse
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Bumblebees
Allergy
Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes, Whooping Cough
Depression, High blood cholestrol, Pain
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Air purification
Plant Benefits
Medicinal Uses
Astringent, Cramps, Tonic
Analgesic, Febrifuge, Stomachic
Part of Plant Used
Inner Bark, Leaves, Seeds
Leaves, Root
Other Uses
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
Feature Plant, Shade Trees
Rock Garden / Wall, Wildflower
Botanical Name
QUERCUS macrocarpa
PENSTEMON grandiflorus
Common Name
Burr Oak, Mossycup Oak
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
In Hindi
Burr Oak
Wild Snapdragon
In German
Burr Oak
Wilde Snapdragon
In French
Burr Oak
Snapdragon sauvage
In Spanish
Burr Oak
Salvaje Snapdragon
In Greek
Burr Oak
άγρια Snapdragon
In Portuguese
Burr Oak
Selvagem Snapdragon
In Polish
Burr Oak
Dziki Snapdragon
In Latin
Burr Oak
Phlox Ferae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Scrophulariales
Family
Fagaceae
Scrophulariaceae
Genus
Quercus
Penstemon
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Cherokee
-
Subfamily
-
Scrophularioideae
Number of Species
40040
1
27800
👆🏻