Rhubarb

Cornflower

About Rhubarb and Cornflower

Rhubarb

Cornflower

Add ⊕

What is

Life Span

Perennial

Annual and Perennial

Type

Perennial

Flowering Plants, Shrubs

Origin

Eastern Asia, India, Nepal, China

World/Pandemic, North America, Europe, Russia/Siberia, China, Korea

Types

Victoria Rhubarb Colorado Red Rhubarb Turkish Rhubarb

Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle

Number of Varieties

100100

0 40000

👆🏻

Habitat

gardens, Grassland, Humid climates, Tropical regions, Urban areas

Forest edges, Hillside, Woods

USDA Hardiness Zone

3-72-11

0 99

👆🏻

AHS Heat Zone

8-5

7 - 1

Sunset Zone

2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17

7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24

Habit

Clump-Forming

Upright/Erect

Information

Plant Size

Minimum Height

60.00 cm30.00 cm

0 3900

👆🏻

Minimum Width

120.00 cm30.00 cm

0 6350

👆🏻

Plant Color

Flower Color

Ivory

Blue, Sky Blue, Indigo, Dark Blue

Flower Color Modifier

Bicolor

Fruit Color

Brown, Sandy Brown

Leaf Color in Spring

Green

Sea Green, Gray Green

Leaf Color in Summer

Green

Sea Green, Gray Green

Leaf Color in Fall

Green

Sea Green, Gray Green

Leaf Color in Winter

Light Green

Shape

Leaf Shape

Compound

Oblovate

Thorns

✔ ✘

Season

Plant Season

Summer

Spring, Summer, Fall

Growing Conditions

Sunlight

Full Sun, Partial Sun

Growth Rate

Fast

Very Fast

Type of Soil

Clay, Loam

Loam, Sand

The pH of Soil

Acidic, Neutral

Acidic, Neutral, Alkaline

Soil Drainage

Well drained

Bloom Time

Summer, Late Summer

Indeterminate

Repeat Bloomer

✔ ✘

Tolerances

Drought

Care

Where to Plant?

Ground

Container, Ground, Pot

How to Plant?

Stem Planting

Seedlings

Plant Maintenance

Medium

Watering Plants

Watering Requirements

Do Not over Water, Requires regular watering, Use Mulches to help prevent water loss during hot and windy weather, Water Deeply

Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season

In Summer

Lots of watering

In Spring

Moderate

In Winter

Average Water

Soil

Soil pH

Acidic, Neutral

Slightly Acidic

Soil Type

Clay, Loam

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

Facts

Flowers

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

Bold

Medium

Foliage Sheen

Matte

Evergreen

✔ ✘

Invasive

✔ ✘

Self-Sowing

✔ ✘

Attracts

Butterflies

Allergy

Skin irritation

Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting

Benefits

Uses

Aesthetic Uses

Beautification, Bouquets, Landscape Designing, Showy Purposes

Beauty Benefits

Edible Uses

✔ ✘

Environmental Uses

Air purification

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

Plant Benefits

Medicinal Uses

Fever, Kidney problems, Urinary tract problems

Part of Plant Used

Whole plant

Flowers, Root

Other Uses

Culinary use, Used as Ornamental plant

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

✔ ✘

Used As Outdoor Plant

✔ ✘

Garden Design

Edible, Herb / Vegetable, Mixed Border

Container, Herb

Scientific Name

Botanical Name

RHEUM x hybridum

CENTAUREA cyanus

Common Name

Hybrid Garden Rhubarb, Rhubarb

Batchelor's Buttons, Cornflower

In Hindi

एक प्रकार का फल

Hydrangea

In German

Rhabarber

Hortensie

In French

Rhubarbe

Hortensia

In Spanish

Ruibarbo

Hortensia

In Greek

Ραβέντι

υδραγεία

In Portuguese

Ruibarbo

Hortênsia

In Polish

Rabarbar

Hortensja

In Latin

RHEUM

Hibiscus

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Anthophyta

Class

Magnoliopsida

Order

Caryophyllales

Asterales

Family

Polygonaceae

Asteraceae

Genus

Rheum

Centaurea

Clade

Angiosperms, Core eudicots, Eudicots

Angiosperms, Asterids, Eudicots

Tribe

Cynareae

Subfamily

Carduoideae

Number of Species

60250

1 27800

👆🏻

Properties of Rhubarb and Cornflower

Wondering what are the properties of Rhubarb and Cornflower? We provide you with everything About Rhubarb and Cornflower. Rhubarb doesn't have thorns and Cornflower doesn't have thorns. Also Rhubarb does not have fragrant flowers. Rhubarb has allergic reactions like Skin irritation and Cornflower has allergic reactions like Skin irritation. Compare all the properties and characteristics of these two plants. Find out which of these plant can be used as indoor plant. If you are interested to decorate your house and garden, find out aesthetic uses, compare them and select the plant which will beautify your surrounding. Along with beautification, try comparing medicinal and edible uses of Rhubarb and Cornflower and you can choose the plant having best and most benefits.

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Season and Care of Rhubarb and Cornflower

Season and care of Rhubarb and Cornflower is important to know. While considering everything about Rhubarb and Cornflower Care, growing season is an essential factor. Rhubarb season is Summer and Cornflower season is Summer. The type of soil for Rhubarb is Clay, Loam and for Cornflower is Loam, Sand while the PH of soil for Rhubarb is Acidic, Neutral and for Cornflower is Acidic, Neutral, Alkaline.

Rhubarb and Cornflower Physical Information

Rhubarb and Cornflower physical information is very important for comparison. Rhubarb height is 60.00 cm and width 120.00 cm whereas Cornflower height is 30.00 cm and width 30.00 cm. The color specification of Rhubarb and Cornflower are as follows:

Rhubarb flower color: Ivory
Rhubarb leaf color: Green
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
Cornflower leaf color: Sea Green and Gray Green

Care of Rhubarb and Cornflower

Care of Rhubarb and Cornflower include pruning, fertilizers, watering etc. Rhubarb pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Rhubarb needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Cornflower needs Lots of watering and in winter, it needs Average Water.