×

Oatgrass
Oatgrass

Giant Sunflower
Giant Sunflower



ADD
Compare
X
Oatgrass
X
Giant Sunflower

Compare Oatgrass and Giant Sunflower

What is

Life Span

Perennial
Perennial

Type

Grass
Flowering Plants, Shrubs

Origin

Europe, Asia
Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, Canada

Types

Blue Oat grass
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle

Number of Varieties

-100
0 40000
👆🏻

Habitat

Cropland, gardens, Grassland, Roadsides
Forest edges, Hillside, Woods

USDA Hardiness Zone

4-94-9
0 99
👆🏻

AHS Heat Zone

-
10*1

Sunset Zone

1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 23, 24
21,22

Habit

Clump-Forming
Upright/Erect

Information

Plant Size

Minimum Height

20.50 cm90.00 cm
0 3900
👆🏻

Minimum Width

30.50 cm60.00 cm
0 6350
👆🏻

Plant Color

Flower Color

Brown
Yellow, Lemon yellow, Gold

Flower Color Modifier

Bicolor
Bicolor

Fruit Color

Brown
-

Leaf Color in Spring

Gray Green
Green

Leaf Color in Summer

Light Green
Green

Leaf Color in Fall

Dark Green
Green

Leaf Color in Winter

Tan, Brown
Light Green

Shape

Leaf Shape

Grass like
Oblovate

Thorns

Season

Plant Season

-
Summer, Fall

Growing Conditions

Sunlight

Full Sun, Partial Sun
Full Sun, Partial Sun

Growth Rate

Medium
Medium

Type of Soil

Loam
Clay, Loam, Sand

The pH of Soil

Acidic, Neutral
Acidic, Neutral, Alkaline

Soil Drainage

Average
Average

Bloom Time

Early Summer
Summer, Late Summer, Early Fall, Fall

Repeat Bloomer

Tolerances

Drought
Wet Site

Care

Where to Plant?

Ground
Container, Ground

How to Plant?

Seedlings
Seedlings, Stem Planting

Plant Maintenance

Medium
Medium

Watering Plants

Watering Requirements

Does not require lot of watering, Water occasionally
-

In Summer

Lots of watering
Average Water, Ample Water

In Spring

Moderate
Moderate

In Winter

Average Water
Average Water

Soil

Soil pH

Acidic, Neutral
Acidic, Neutral, Alkaline

Soil Type

Loam
Clay, Loam, Sand

Soil Drainage Capacity

Average
Average

Sun Exposure

Full Sun, Partial Sun
Full Sun, Partial Sun

Pruning

Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves

Fertilizers

All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer

Pests and Diseases

Red blotch
Red blotch

Plant Tolerance

Drought
Wet Site

Facts

Flowers

-
Showy

Flower Petal Number

Single
Single

Fruits

Showy Fruit

Edible Fruit

Fragrance

Fragrant Flower

Fragrant Fruit

Fragrant Leaf

Fragrant Bark/Stem

Showy Foliage

Showy Bark

Foliage Texture

-
Medium

Foliage Sheen

Matte
Matte

Evergreen

Invasive

Self-Sowing

Attracts

-
Birds, Butterflies

Allergy

Asthma, Itchy eyes
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting

Benefits

Uses

Aesthetic Uses

-
-

Beauty Benefits

-
-

Edible Uses

Environmental Uses

Air purification
Air purification

Plant Benefits

Medicinal Uses

Arthritis, Headache, Stomach pain
Fever, Kidney problems, Urinary tract problems

Part of Plant Used

Whole plant
Flowers, Root

Other Uses

Used as a nutritious food item
-

Used As Indoor Plant

Used As Outdoor Plant

Garden Design

Bedding Plant, Feature Plant, Groundcover
Bog Garden, Cutflower, Mixed Border, Wildflower

Scientific Name

Botanical Name

ARRHENATHERUM
HELIANTHUS giganteus

Common Name

Oatgrass
Giant Sunflower

In Hindi

जई घास
Hydrangea

In German

Ährengras
Hortensie

In French

Folle avoine
Hortensia

In Spanish

oat Grass
Hortensia

In Greek

βρώμη Grass
υδραγεία

In Portuguese

aveia-
Hortênsia

In Polish

Owies trawa
Hortensja

In Latin

oat Grass
Hibiscus

Classification

Kingdom

Plantae
Plantae

Phylum

-
-

Class

Liliopsida
-

Order

Poales
-

Family

Poaceae
Asteraceae

Genus

Danthonia
-

Clade

Angiosperms, Commelinids, Monocots
-

Tribe

Aveneae
-

Subfamily

Danthonioideae
-

Number of Species

4501
1 27800
👆🏻

Difference Between Oatgrass and Giant Sunflower

If you are confused whether Oatgrass or Giant Sunflower 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 Oatgrass and Giant Sunflower Information and learn more about it. Fertilizers required for proper growth of Oatgrass are All-Purpose Liquid Fertilizer, whereas for Giant Sunflower fertilizers required are All-Purpose Liquid Fertilizer. Hence, one should know the basic difference between Oatgrass and Giant Sunflower if you are planning to have them in your garden to enhance its beauty.

<Flowering Plants

Importance of Oatgrass and Giant Sunflower

Want to have the most appropriate plant for your garden? You might want to know the importance of Oatgrass and Giant Sunflower. Basically, these two plants vary in many aspects. Compare Oatgrass and Giant Sunflower 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 Oatgrass is Arthritis, Headache and Stomach pain whereas of Giant Sunflower is Fever, Kidney problems and Urinary tract problems. Oatgrass has beauty benefits as follows: while Giant Sunflower has beauty benefits as follows: .

Compare Facts of Oatgrass vs Giant Sunflower

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 Oatgrass vs Giant Sunflower 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 Oatgrass are Asthma and Itchy eyes whereas of Giant Sunflower 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. Oatgrass has showy fruits and Giant Sunflower has no showy fruits. Also Oatgrass is not flowering and Giant Sunflower is not flowering . You can compare Oatgrass and Giant Sunflower facts and facts of other plants too.