Life Span
Perennial
Perennial
Origin
North America, United States, North-Central United States, Central United States, Canada
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States
Types
Blue False Indigo
White False Indigo
Osmunda regalis var. regalis, Osmunda regalis var. panigrahiana, Osmunda spectabilis
Habitat
gardens, Grassland, Warmer regions
Banks, Boggy areas, stream banks, Woodlands
USDA Hardiness Zone
2-8
2-9
Sunset Zone
A1, A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Habit
Oval or Rounded
Clump-Forming
Flower Color
Purple
Non Flowering Plant
Flower Color Modifier
Not Available
Bicolor
Fruit Color
Light Green
Non Fruiting Plant
Leaf Color in Spring
Light Green, Gray Green, Gray
Green
Leaf Color in Summer
Light Green, Gray Green, Gray
Green
Leaf Color in Fall
Light Green, Gray Green, Gray
Green
Leaf Color in Winter
Not Available
Not Available
Plant Season
Summer, Fall
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun, Partial shade
Partial shade, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Neutral, Alkaline
Acidic
Soil Drainage
Well drained
Average
Bloom Time
Summer, Late Summer, Early Fall
Summer
Tolerances
Drought
Wet Site
Where to Plant?
Ground, Pot
Container, Ground, Pot
How to Plant?
Seedlings, Stem Planting
From Rhizomes
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Do not let dry out between waterings, Keep ground moist
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Neutral, Alkaline
Acidic
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Partial shade, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches
Fertilizers
All-Purpose Liquid Fertilizer
Doesn't require fertilization when grown in rich soil
Pests and Diseases
Red blotch
Healthy tree, Red blotch
Plant Tolerance
Drought
Wet Site
Flower Petal Number
Single
Single
Fragrant Bark/Stem
Yes
No
Foliage Texture
Fine
Fine
Foliage Sheen
Matte
Matte
Self-Sowing
Not Available
No
Attracts
Not Available
Not Available
Allergy
Not Available
Skin rash
Aesthetic Uses
Showy Purposes
Ground Cover, Showy Purposes
Beauty Benefits
Not Available
Not Available
Environmental Uses
Air purification
Air purification
Medicinal Uses
Not Available
Bone disorders, Bone strength, Jaundice
Part of Plant Used
Whole plant
Leaves
Other Uses
Used as Ornamental plant
Used as Ornamental plant, Used for its medicinal properties
Used As Indoor Plant
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Foundation, Mixed Border, Rock Garden, Wall
Container, Edging, Groundcover, Mixed Border, Water Gardens
Botanical Name
AMORPHA canescens
OSMUNDA regalis var spectabilis
Common Name
False Indigo
Royal Fern
In Hindi
इंडिगो
रॉयल फर्न
In German
falsches Indigo
Königs Fern
In French
faux Indigo
Fougère royale
In Spanish
Falso Indigo
Real helecho
In Greek
Λάθος Indigo
Royal Fern
In Portuguese
false Indigo
Real Fern
In Polish
fałsz Indigo
Królewski paproci
In Latin
falsum indicum
Fern
Phylum
Magnoliophyta
Pteridophyta
Class
Not Available
Filicopsida
Order
Fabales
Polypodiales
Family
Fabaceae
Osmundaceae
Clade
Angiosperms, Eudicots, Rosids
Not Available
Tribe
Not Available
Not Available
Subfamily
Not Available
Not Available
Number of Species
Not Available
Not Available
Season and Care of False Indigo and Royal Fern
Season and care of False Indigo and Royal Fern is important to know. While considering everything about False Indigo and Royal Fern Care, growing season is an essential factor. False Indigo season is Summer and Fall and Royal Fern season is Summer and Fall. The type of soil for False Indigo is Loam, Sand and for Royal Fern is Clay, Loam while the PH of soil for False Indigo is Neutral, Alkaline and for Royal Fern is Acidic.
False Indigo and Royal Fern Physical Information
False Indigo and Royal Fern physical information is very important for comparison. False Indigo height is 60.00 cm and width 120.00 cm whereas Royal Fern height is 60.00 cm and width 90.00 cm. The color specification of False Indigo and Royal Fern are as follows:
False Indigo flower color: Purple
False Indigo leaf color: Light Green, Gray Green and Gray
Royal Fern flower color: Non Flowering Plant
- Royal Fern leaf color: Green
Care of False Indigo and Royal Fern
Care of False Indigo and Royal Fern include pruning, fertilizers, watering etc. False Indigo pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Royal Fern pruning is done Remove damaged leaves and Remove dead branches. In summer False Indigo needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Royal Fern needs Lots of watering and in winter, it needs Average Water.