Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Grass
Origin
Central America, South America
Europe, Western Asia
Types
Psidium guajava,Acca sellowiana
Blue Dune Lyme Grass
Number of Varieties
1007
0
40000
👆🏻
Habitat
Moist Soils, Riverbanks, Semi arid regions
Clay soil areas, Loamy soils, Sandy areas, sandy seeps, Well Drained
USDA Hardiness Zone
10-157-9
0
99
👆🏻
AHS Heat Zone
-
9 - 7
Sunset Zone
21,22
H1, H2, 7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Spreading
Plant Size
Minimum Height
30.00 cm150.00 cm
0
3900
👆🏻
Minimum Width
300.00 cm75.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Creamy Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Yellow, Pink
-
Leaf Color in Spring
Olive, Dark Green, Copper
Blue Green, Gray Green
Leaf Color in Summer
Olive, Dark Green
Light Green
Leaf Color in Fall
Olive, Dark Green
Blue Green, Gray Green
Leaf Color in Winter
Olive, Dark Green
Tan
Shape
Leaf Shape
Oblong elliptic
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer, Fall, Winter
Growing Conditions
Sunlight
Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Fast
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site, Pollution, Drought, Soil Compaction
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Grafting
Root Division, Rooted stem cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Does not require lot of watering
Average Water Needs, occasional watering once established
In Summer
Moderate
Lots of watering
In Spring
Less Watering
Moderate
In Winter
Less Watering
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Prune in early spring, Remove dead branches, Remove dead leaves
No pruning needed in the early stages, Prune grass to maintain level
Fertilizers
Fertilize every three months, fertilize in growing season
All-Purpose Liquid Fertilizer, fertilize in spring
Pests and Diseases
Anthracnose, Bacteria wilt, Canker, Cercospora leaf spot, Red blotch, Ring spot
Red blotch
Plant Tolerance
Cold climate, Heat Tolerance, Variety of soil types
Drought, Pollution, Soil Compaction, Wet Site
Flowers
Showy
Insignificant
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
Coarse
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
Sometimes
Sometimes
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Birds, Bugs
Butterflies
Allergy
Cold, drowsiness, Mouth itching
Pollen
Uses
Aesthetic Uses
-
Ground Cover, Landscape Designing
Beauty Benefits
Acne, Improve skin tone, Treatment of Dark Spots
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Food for birds, Food for insects, Shadow Tree, soil stabilisation
Air purification, soil erosion prevension on hill slopes, soil stabilisation
Plant Benefits
Medicinal Uses
Diabetes, Diarrhea, Inflammation, Minerals
-
Part of Plant Used
Bark, Fruits, Stem
Stem
Other Uses
Application in Handicrafts, Beneficial species for attracting pollinators, Used as a nemiticide, Used as an insecticide, Used as firewood
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edible, Fruit, Fruit Tree, Hedges, Houseplant, Screening, Wind Break
Dried Flower/Everlasting, Groundcover
Botanical Name
PSIDIUM guajava
ELYMUS glaucus
Common Name
Guava Tree
Blue Lyme Grass, Blue Wildrye
In Hindi
अमरूद [amarood]
Blue Lyme Grass
In German
Echte Guave or Goiaba or Guava or Guayaba or Guayave
Blau Lyme Grass
In French
Goyave or Goyavier
Bleu Lyme Herbe
In Spanish
Guayaba manzana or Guayabo
Azul hierba de Lyme
In Greek
γκουάβα [nkouáva]
Μπλε Lyme Grass
In Portuguese
goiaba
Azul Lyme grama
In Polish
guawa
Niebieska Trawa Lyme
In Latin
Psidium guajava
Blue Lyme Grass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Myrtales
Cyperales
Family
Myrtaceae
Poaceae
Genus
Psidium guajava
Elymus
Clade
Dicotyledonous
Angiosperms, Commelinids, Monocots
Tribe
-
Triticeae
Subfamily
Rosoideae
Pooideae
Number of Species
1002
1
27800
👆🏻