Home
Garden Plants


About St. Augustine Grass and Japanese Iris


About Japanese Iris and St. Augustine Grass


What is

Life Span
Perennial  
Perennial  

Type
Grass  
Perennial  

Origin
Southeastern United States, California, Caribbean  
Russia, Siberia, China, Japan  

Types
Grass  
Iris ensata, Iris japonica  

Number of Varieties
1  
60  
99+

Habitat
marshes, Swamps, Tropical Climate  
Boggy areas, gardens, meadows, Shores of rivers or lakes  

USDA Hardiness Zone
8-11  
3-9  

AHS Heat Zone
12 - 9  
9-1  

Sunset Zone
H1, H2, 12, 13, 18, 19, 20, 21, 22, 23, 24  
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24  

Habit
Mat-forming  
Clump-Forming  

Information

Plant Size
  
  

Minimum Height
760.00 cm  
99+
90.00 cm  
99+

Minimum Width
15.00 cm  
60.00 cm  
99+

Plant Color
  
  

Flower Color
-  
Lavender, Blue Violet  

Flower Color Modifier
Bicolor  
Bicolor  

Fruit Color
-  
Brown  

Leaf Color in Spring
Green  
Green, Light Green  

Leaf Color in Summer
Light Green  
Green  

Leaf Color in Fall
Green  
Green, Brown  

Leaf Color in Winter
Green  
Light Green  

Shape
  
  

Leaf Shape
Fin-shaped Tufts  
Linear  

Thorns
No  
No  

Season

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

Growing Conditions
  
  

Sunlight
Full Sun, Partial Sun  
Full Sun, Partial Sun, Partial shade  

Growth Rate
Fast  
Medium  

Type of Soil
Loam, Sand  
Clay, Loam, Sand  

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

Soil Drainage
Well drained  
Well drained  

Bloom Time
Indeterminate  
Early Summer  

Repeat Bloomer
Yes  
No  

Tolerances
Pollution, Salt, Soil Compaction  
Drought  

Care

Where to Plant?
Ground  
Container, Ground, Pot  

How to Plant?
Plugs, Sod, Sprigs  
Seedlings  

Plant Maintenance
Medium  
Medium  

Watering Plants
  
  

Watering Requirements
Average Water Needs  
Do Not over Water, Water Deeply, Water slowly, and allow to dry completely between soakings, Water twice a day in the initial period  

In Summer
Lots of watering  
Lots of watering  

In Spring
Moderate  
Moderate  

In Winter
Average Water  
Average Water  

Soil
  
  

Soil pH
Acidic, Neutral, Alkaline  
Acidic, Neutral  

Soil Type
Loam, Sand  
Clay, Loam, Sand  

Soil Drainage Capacity
Well drained  
Well drained  

Sun Exposure
Full Sun, Partial Sun  
Full Sun, Partial Sun, Partial shade  

Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves  
Cut or pinch the stems, Pinching, Remove damaged leaves, Remove dead branches, Remove dead leaves  

Fertilizers
All-Purpose Liquid Fertilizer  
All-Purpose Liquid Fertilizer, Apply N-P-K, Nitrogen  

Pests and Diseases
Red blotch  
Aphids, Red blotch, Rhizome rot, Slugs, Snails, Viruses  

Plant Tolerance
Drought  
Drought, Full Sun, Variety of soil types  

Facts

Flowers
Insignificant  
Yes  

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
Medium  
Medium  

Foliage Sheen
Glossy  
Matte  

Evergreen
No  
No  

Invasive
Sometimes  
No  

Self-Sowing
No  
No  

Attracts
-  
Bees, Butterflies, Flies, Snails  

Allergy
Congestion, Itchiness, sneezing  
Skin irritation  

Benefits

Uses
  
  

Aesthetic Uses
Beautification  
Beautification, Bog Garden, Bouquets, Cottage Garden, Showy Purposes  

Beauty Benefits
-  
-  

Edible Uses
No  
No  

Environmental Uses
Air purification  
Air purification  

Plant Benefits
  
  

Medicinal Uses
-  
Alterative, Anthelmintic, Antidote, Appetizer, Depurative, Diuretic, Hepatitis  

Part of Plant Used
-  
Leaves, Root  

Other Uses
Used in lawns and turf  
Basketary, Fibre  

Used As Indoor Plant
No  
Yes  

Used As Outdoor Plant
Yes  
Yes  

Garden Design
Lawns and Turf  
Bog Garden, Cutflower, Feature Plant, Mixed Border, Water Gardens  

Scientific Name

Botanical Name
STENOTAPHRUM secundatum  
IRIS ensata  

Common Name
Softleaf Buffalo Grass, St. Augustine Grass  
Iris Japanese iris  

In Hindi
St. Augustine Grass  
Japanese iris  

In German
St. Augustine Grass  
Japanese iris  

In French
St. Augustine Grass  
iris Xapanese  

In Spanish
St. Augustine Grass  
Iris Xapanese  

In Greek
St. Augustine Grass  
ιαπωνική ίριδα  

In Portuguese
St. Augustine Grass  
íris japonesa  

In Polish
St. Augustine Grass  
japońskie iris  

In Latin
St. Augustine Grass  
Iris Italica  

Classification

Kingdom
Plantae  
Plantae  

Phylum
Magnoliophyta  
Tracheophyta  

Class
Liliopsida  
Magnoliopsida  

Order
Cyperales  
Asparagales  

Family
Poaceae  
Iridaceae  

Genus
Stenotaphrum  
Iris  

Clade
Angiosperms, Commelinids, Monocots  
Angiosperms, Monocots  

Tribe
Paniceae  
-  

Subfamily
Panicoideae  
-  

Number of Species
7  
99+
60  

Summary >>
<< Classification

Properties of St. Augustine Grass and Japanese Iris

Wondering what are the properties of St. Augustine Grass and Japanese Iris? We provide you with everything About St. Augustine Grass and Japanese Iris. St. Augustine Grass doesn't have thorns and Japanese Iris doesn't have thorns. Also St. Augustine Grass does not have fragrant flowers. St. Augustine Grass has allergic reactions like Congestion, Itchiness and sneezing and Japanese Iris has allergic reactions like Congestion, Itchiness and sneezing. 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 St. Augustine Grass and Japanese Iris and you can choose the plant having best and most benefits.

Compare Grass Plants

Season and Care of St. Augustine Grass and Japanese Iris

Season and care of St. Augustine Grass and Japanese Iris is important to know. While considering everything about St. Augustine Grass and Japanese Iris Care, growing season is an essential factor. St. Augustine Grass season is Spring, Summer, Fall and Winter and Japanese Iris season is Spring, Summer, Fall and Winter. The type of soil for St. Augustine Grass is Loam, Sand and for Japanese Iris is Clay, Loam, Sand while the PH of soil for St. Augustine Grass is Acidic, Neutral, Alkaline and for Japanese Iris is Acidic, Neutral.

St. Augustine Grass and Japanese Iris Physical Information

St. Augustine Grass and Japanese Iris physical information is very important for comparison. St. Augustine Grass height is 760.00 cm and width 15.00 cm whereas Japanese Iris height is 90.00 cm and width 60.00 cm. The color specification of St. Augustine Grass and Japanese Iris are as follows:

Care of St. Augustine Grass and Japanese Iris

Care of St. Augustine Grass and Japanese Iris include pruning, fertilizers, watering etc. St. Augustine Grass pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Japanese Iris pruning is done Cut or pinch the stems, Pinching, Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer St. Augustine Grass needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Japanese Iris needs Lots of watering and in winter, it needs Average Water.

Grass Plants

Grass Plants

» More Grass Plants

Compare Grass Plants

» More Compare Grass Plants