Life Span
Perennial
Perennial
Type
Ornamental Grasses and Bamboo
Fruit
Origin
Southern Europe, Western Europe, Mediterranean
Southern Asia, India, Melanesia, Australia
Types
-
etrog
Number of Varieties
105
0
40000
👆🏻
Habitat
Desert, Dry areas, Dry Forest, Rocky areas
Mediterranean region, Subtropical climates, Tropical regions
USDA Hardiness Zone
4-99-11
0
99
👆🏻
AHS Heat Zone
9 - 1
12-9
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Cushion/Mound-forming
Oval or Rounded
Plant Size
Minimum Height
45.00 cm240.00 cm
0
3900
👆🏻
Minimum Width
60.96 cm180.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue Green
White, Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Yellow
Leaf Color in Spring
Blue Green, Silver, Gray
Green, Dark Green
Leaf Color in Summer
Light Green
Green, Dark Green
Leaf Color in Fall
Blue Green, Silver, Gray
Green, Dark Green
Leaf Color in Winter
Blue Green, Tan, Silver, Gray
Light Green
Shape
Leaf Shape
Grass like
Ovate elongated
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Early Spring, Spring, Winter, Late Winter, Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Salt
Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Rooted stem cutting, Seedlings, Stem Planting
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, occasional watering once established, Requires regular watering, Requires watering in the growing season
Needs less watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Pinch Tips, 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
Aphids, Citrus foot rot, Leafminers, Red blotch
Plant Tolerance
Salt
Drought
Flowers
✔
✘
✔
✘
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
Fine
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies, Hummingbirds
Birds, Butterflies
Allergy
Asthma, Itchiness, Rash, Rhinitis
Mild Allergen
Uses
Aesthetic Uses
Ground Cover
Showy Purposes
Beauty Benefits
-
Brightens the skin complexion, Good for skin and hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Antibiotic, Antidote, Pulmonary afflictions, Recovering internal injuries
Part of Plant Used
Stem
Fruits, Leaves
Other Uses
Used as Ornamental plant
Used as a nutritious food item, Used As Food, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edging, Mixed Border, Rock Garden / Wall
Container, Edible, Feature Plant, Fruit / Fruit Tree, Hedges, Houseplant, Shade Trees, Topiary / Bonsai / Espalier, Tropical
Botanical Name
HELICTOTRICHON sempervirens
CITRUS medica
Common Name
Blue Oat Grass
Citron
In Hindi
ब्लू जई घास
नीबू
In German
Blau Ährengras
Zitrone
In French
Bleu Oat Grass
Citron
In Spanish
Azul hierba de avena
Cidra
In Greek
Μπλε βρώμης Grass
Κίτρο
In Portuguese
Azul Aveia
cidra
In Polish
Niebieski Owies trawa
Cytryna
In Latin
Blue Oat Grass
Chron
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Poales
Sapindales
Family
Poaceae
Rutaceae
Genus
Helictotrichon
Citrus
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Aveneae
Citreae
Subfamily
Pooideae
Aurantioideae
Number of Species
707
1
27800
👆🏻