Life Span
Perennial
Perennial
Type
Tree
Flowering Plants
Origin
-
Southwestern United States, California
Habitat
Woodland Garden Canopy
Dry areas, meadows
USDA Hardiness Zone
5-8
4-9
Sunset Zone
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
1a, 1b, 2a, 2b, 3a, 3b, 7, 8, 9, 10, 11, 12, 13, 18, 19, 20, 21
Habit
Upright/Erect
Clump-Forming
Flower Color
Rose, Violet
Crimson
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Purple, Brown
-
Leaf Color in Spring
Red, Crimson, Bronze
Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Yellow green
Green
Leaf Shape
Pinnate
Oblong
Plant Season
Spring, Summer, Fall, Winter
Summer
Sunlight
Full Sun
Full Sun, Partial Sun
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Spring, Late Spring
Early Summer, Summer, Late Summer
Tolerances
Pollution, Drought, Salt, Soil Compaction
-
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Needs a lot of water initially, occasional watering once established
Do Not over Water, Requires watering in the growing season, Water Deeply, Water when soil is dry
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Cut limbs, Prune in winter, Prune up lowest branches, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves
No pruning needed in the early stages, Prune to stimulate growth, Remove damaged leaves, Remove dead leaves, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer, Apply 10-10-10 amount
Pests and Diseases
Red blotch
Insects
Plant Tolerance
Drought, Pollution, Salt, Soil Compaction
Drought
Flower Petal Number
Single
Single
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Matte
Attracts
Birds, Butterflies
Hummingbirds
Allergy
Abdominal pain, Depression, Diarrhea, Digestive Problems, gastro-intestinal problems, Kidney Disease, Liver disease, Nausea, Vomiting, weakness
Asthma
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
Good for skin
-
Environmental Uses
Air purification, Shadow Tree, soil stabilisation
Air purification
Medicinal Uses
Antispasmodic, Antivinous, Cancer, Cholagogue, Diuretic, Emetic, Emmoiliant, Eye Problems, Febrifuge, Laxative, Purgative, Tonic
Burns, Snakebite, Stomach aliments
Part of Plant Used
Flowers, Seeds, Wood
Whole plant
Other Uses
Fibre, For making oil, Used as a dye, Used as essential oil, Used as fuel, Used for woodware
Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees, Street Trees
Container, Mixed Border, Rock Garden / Wall, Wildflower
Botanical Name
ROBINIA 'Purple Robe'
PENSTEMON eatonii
Common Name
Hybrid Black Locust, Purple Robe Locust
Firecracker Penstemon
In Hindi
Black Locust Tree
Firecracker penstemon
In German
Schwarz Locust Tree
Kracher penstemon
In French
Noir Arbre Locust
Firecracker penstemon
In Spanish
Negro del árbol de la langosta
Penstemon del petardo
In Greek
Μαύρο Locust Tree
πυροτέχνημα penstemon
In Portuguese
Árvore Locust Preto
Penstemon do foguete
In Polish
Robinii akacjowej Drzewo
petarda penstemon
In Latin
Locusta arbor Niger
Firecracker Persicaria
Family
Fabaceae
Scrophulariaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Importance of Black Locust and Firecracker Penstemon
Want to have the most appropriate plant for your garden? You might want to know the importance of Black Locust and Firecracker Penstemon. Basically, these two plants vary in many aspects. Compare Black Locust and Firecracker Penstemon as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of Black Locust is Antispasmodic, Antivinous, Cancer, Cholagogue, Diuretic, Emetic, Emmoiliant, Eye Problems, Febrifuge, Laxative, Purgative and Tonic whereas of Firecracker Penstemon is Burns, Snakebite and Stomach aliments. Black Locust has beauty benefits as follows: Good for skin while Firecracker Penstemon has beauty benefits as follows: Good for skin.
Compare Facts of Black Locust vs Firecracker Penstemon
How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of Black Locust vs Firecracker Penstemon and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of Black Locust are Abdominal pain, Depression, Diarrhea, Digestive Problems, gastro-intestinal problems, Kidney Disease, Liver disease, Nausea, Vomiting and weakness whereas of Firecracker Penstemon have Asthma respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Black Locust has no showy fruits and Firecracker Penstemon has no showy fruits. Also Black Locust is flowering and Firecracker Penstemon is not flowering . You can compare Black Locust and Firecracker Penstemon facts and facts of other plants too.