Life Span
Perennial
Perennial
Origin
North America, United States, North-Central United States, Central United States, Canada
Europe, Asia
Types
Blue False Indigo
White False Indigo
Blue Oat grass
Habitat
gardens, Grassland, Warmer regions
Cropland, gardens, Grassland, Roadsides
USDA Hardiness Zone
2-8
4-9
Sunset Zone
A1, A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 23, 24
Habit
Oval or Rounded
Clump-Forming
Flower Color
Purple
Brown
Flower Color Modifier
-
Bicolor
Fruit Color
Light Green
Brown
Leaf Color in Spring
Light Green, Gray Green, Gray
Gray Green
Leaf Color in Summer
Light Green, Gray Green, Gray
Light Green
Leaf Color in Fall
Light Green, Gray Green, Gray
Dark Green
Leaf Color in Winter
-
Tan, Brown
Leaf Shape
Ovate
Grass like
Plant Season
Summer, Fall
-
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Summer, Late Summer, Early Fall
Early Summer
Tolerances
Drought
Drought
Where to Plant?
Ground, Pot
Ground
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Does not require lot of watering, Water occasionally
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
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
Drought
Flower Petal Number
Single
Single
Fragrant Bark/Stem
Yes
No
Foliage Sheen
Matte
Matte
Allergy
-
Asthma, Itchy eyes
Aesthetic Uses
Showy Purposes
-
Environmental Uses
Air purification
Air purification
Medicinal Uses
-
Arthritis, Headache, Stomach pain
Part of Plant Used
Whole plant
Whole plant
Other Uses
Used as Ornamental plant
Used as a nutritious food item
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Foundation, Mixed Border, Rock Garden, Wall
Bedding Plant, Feature Plant, Groundcover
Botanical Name
AMORPHA canescens
ARRHENATHERUM
Common Name
False Indigo
Oatgrass
In German
falsches Indigo
Ährengras
In French
faux Indigo
Folle avoine
In Spanish
Falso Indigo
oat Grass
In Greek
Λάθος Indigo
βρώμη Grass
In Portuguese
false Indigo
aveia-
In Polish
fałsz Indigo
Owies trawa
In Latin
falsum indicum
oat Grass
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Subfamily
-
Danthonioideae
Season and Care of False Indigo and Oatgrass
Season and care of False Indigo and Oatgrass is important to know. While considering everything about False Indigo and Oatgrass Care, growing season is an essential factor. False Indigo season is Summer and Fall and Oatgrass season is Summer and Fall. The type of soil for False Indigo is Loam, Sand and for Oatgrass is Loam while the PH of soil for False Indigo is Neutral, Alkaline and for Oatgrass is Acidic, Neutral.
False Indigo and Oatgrass Physical Information
False Indigo and Oatgrass physical information is very important for comparison. False Indigo height is 60.00 cm and width 120.00 cm whereas Oatgrass height is 20.50 cm and width 30.50 cm. The color specification of False Indigo and Oatgrass are as follows:
False Indigo flower color: Purple
False Indigo leaf color: Light Green, Gray Green and Gray
Oatgrass flower color: Brown
- Oatgrass leaf color: Gray Green
Care of False Indigo and Oatgrass
Care of False Indigo and Oatgrass include pruning, fertilizers, watering etc. False Indigo pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Oatgrass pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer False Indigo needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Oatgrass needs Lots of watering and in winter, it needs Average Water.