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Compare Bush Penstemon and Cornflower


Cornflower and Bush Penstemon


What is

Life Span
Perennial  
Annual and Perennial  

Type
Perennial, Shrub  
Flowering Plants, Shrubs  

Origin
Northwestern United States, Canada  
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea  

Types
sharpleaf penstemon, white-margined beardtongue, lowland beardtongue  
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle  

Number of Varieties
78  
99+
100  
99+

Habitat
foothill woods, High elevation, Open areas, Rocky areas  
Forest edges, Hillside, Woods  

USDA Hardiness Zone
4-9  
2-11  

AHS Heat Zone
9-1  
7 - 1  

Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15  
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24  

Habit
Mat-forming  
Upright/Erect  

Information

Plant Size
  
  

Minimum Height
45.72 cm  
99+
30.00 cm  
99+

Minimum Width
40.64 cm  
99+
30.00 cm  
99+

Plant Color
  
  

Flower Color
Purple  
Blue, Sky Blue, Indigo, Dark Blue  

Flower Color Modifier
Bicolor  
Bicolor  

Fruit Color
Brown  
Brown, Sandy Brown  

Leaf Color in Spring
Dark Green  
Sea Green, Gray Green  

Leaf Color in Summer
Dark Green  
Sea Green, Gray Green  

Leaf Color in Fall
Dark Green  
Sea Green, Gray Green  

Leaf Color in Winter
Dark Green  
Light Green  

Shape
  
  

Leaf Shape
Narrow and lance shape  
Oblovate  

Thorns
No  
No  

Season

Plant Season
Spring, Summer, Fall, Winter  
Spring, Summer, Fall  

Growing Conditions
  
  

Sunlight
Full Sun, Partial Sun  
Full Sun, Partial Sun  

Growth Rate
Slow  
Very Fast  

Type of Soil
Loam, Sand  
Loam, Sand  

The pH of Soil
Acidic, Neutral  
Acidic, Neutral, Alkaline  

Soil Drainage
Well drained  
Well drained  

Bloom Time
Late Spring, Early Summer  
Indeterminate  

Repeat Bloomer
No  
Yes  

Tolerances
Drought  
Drought  

Care

Where to Plant?
Ground  
Container, Ground, Pot  

How to Plant?
Seedlings  
Seedlings  

Plant Maintenance
Medium  
Medium  

Watering Plants
  
  

Watering Requirements
Needs less watering, Requires regular watering, Water occasionally  
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season  

In Summer
Lots of watering  
Lots of watering  

In Spring
Moderate  
Moderate  

In Winter
Average Water  
Average Water  

Soil
  
  

Soil pH
Acidic, Neutral  
Slightly Acidic  

Soil Type
Loam, Sand  
Loamy  

Soil Drainage Capacity
Well drained  
Loamy  

Sun Exposure
Full Sun, Partial Sun  
Full Sun  

Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves  
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves  

Fertilizers
All-Purpose Liquid Fertilizer  
Compost  

Pests and Diseases
Red blotch  
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot  

Plant Tolerance
Drought  
Drought  

Facts

Flowers
Showy  
Showy  

Flower Petal Number
Single  
Single  

Fruits
  
  

Showy Fruit
No  
No  

Edible Fruit
No  
No  

Fragrance
  
  

Fragrant Flower
No  
Yes  

Fragrant Fruit
No  
No  

Fragrant Leaf
No  
No  

Fragrant Bark/Stem
No  
No  

Showy Foliage
No  
No  

Showy Bark
No  
No  

Foliage Texture
Fine  
Medium  

Foliage Sheen
Glossy  
Matte  

Evergreen
No  
No  

Invasive
No  
Sometimes  

Self-Sowing
No  
Yes  

Attracts
Hummingbirds, Butterflies  
Butterflies  

Allergy
Asthma, Pollen  
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting  

Benefits

Uses
  
  

Aesthetic Uses
Cottage Garden, Showy Purposes  
Beautification, Bouquets, Landscape Designing, Showy Purposes  

Beauty Benefits
-  
-  

Edible Uses
Yes  
Yes  

Environmental Uses
Air purification, Wildlife  
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste  

Plant Benefits
  
  

Medicinal Uses
Recovering internal injuries, Wounds  
Fever, Kidney problems, Urinary tract problems  

Part of Plant Used
Flowers  
Flowers, Root  

Other Uses
Container, Used as Ornamental plant, Veterinarian uses  
Can be made into a herbal tea, Decoration Purposes, Employed in herbal medicine, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties  

Used As Indoor Plant
No  
Yes  

Used As Outdoor Plant
Yes  
Yes  

Garden Design
Alpine, Container, Mixed Border, Rock Garden / Wall, Wildflower  
Container, Herb  

Scientific Name

Botanical Name
PENSTEMON fruticosus 'Purple Haze'  
CENTAUREA cyanus  

Common Name
Bush Penstemon, Shrubby Penstemon  
Batchelor's Buttons, Cornflower  

In Hindi
Bush Penstemon  
Hydrangea  

In German
Bush Penstemon  
Hortensie  

In French
Bush Penstemon  
Hortensia  

In Spanish
Bush Penstemon  
Hortensia  

In Greek
Μπους Penstemon  
υδραγεία  

In Portuguese
Bush, Penstemon  
Hortênsia  

In Polish
Bush Penstemon  
Hortensja  

In Latin
Persicaria Bush  
Hibiscus  

Classification

Kingdom
Plantae  
Plantae  

Phylum
Magnoliophyta  
Anthophyta  

Class
Magnoliopsida  
Magnoliopsida  

Order
Scrophulariales  
Asterales  

Family
Scrophulariaceae  
Asteraceae  

Genus
Penstemon  
Centaurea  

Clade
Angiosperms, Asterids, Eudicots  
Angiosperms, Asterids, Eudicots  

Tribe
-  
Cynareae  

Subfamily
-  
Carduoideae  

Number of Species
250  
99+
250  
99+

What is >>
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Difference Between Bush Penstemon and Cornflower

If you are confused whether Bush Penstemon or Cornflower are same, here are some features about those plants to help you choose better. Many people think that these two plants have the same characteristics, but one can see Bush Penstemon and Cornflower Information and learn more about it. Fertilizers required for proper growth of Bush Penstemon are All-Purpose Liquid Fertilizer, whereas for Cornflower fertilizers required are Compost. Hence, one should know the basic difference between Bush Penstemon and Cornflower if you are planning to have them in your garden to enhance its beauty.

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Importance of Bush Penstemon and Cornflower

Want to have the most appropriate plant for your garden? You might want to know the importance of Bush Penstemon and Cornflower. Basically, these two plants vary in many aspects. Compare Bush Penstemon and Cornflower 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 Bush Penstemon is Recovering internal injuries and Wounds whereas of Cornflower is Fever, Kidney problems and Urinary tract problems. Bush Penstemon has beauty benefits as follows: while Cornflower has beauty benefits as follows: .

Compare Facts of Bush Penstemon vs Cornflower

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 Bush Penstemon vs Cornflower 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 Bush Penstemon are Asthma and Pollen whereas of Cornflower have Chest tightness, Diarrhea, Dizziness, Nausea and Vomiting respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Bush Penstemon has no showy fruits and Cornflower has no showy fruits. Also Bush Penstemon is not flowering and Cornflower is not flowering . You can compare Bush Penstemon and Cornflower facts and facts of other plants too.

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