Life Span
Perennial
Perennial
Origin
Southern Europe, Mediterranean, Northern Africa
Hybrid origin
Types
Quercus ilex, Quercus rotundifolia
Not Available
Number of Varieties
Not Available
Habitat
Mediterranean region
Damp Places, Marshy ground
USDA Hardiness Zone
4-8
6-9
Sunset Zone
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Clump-Forming
Flower Color
Red, Yellow green
Yellow, Red, Orange, Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown, Chocolate
Not Available
Leaf Color in Spring
Green, Dark Green
Green, Blue Green
Leaf Color in Summer
Dark Green
Green, Blue Green
Leaf Color in Fall
Dark Green
Blue Green, Gray Green, Light Yellow
Leaf Color in Winter
Dark Green
Light Green
Leaf Shape
Oblong or Lanceolate
Linear
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Spring
Early Summer, Summer
Tolerances
Pollution, Drought, Salt
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
Grafting, Seedlings
Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
Needs more water during establishment, Water Deeply, Water in morning to avoid prompting diseases, Water in the early morning hours
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
fertilize in fall, Nitrogen, Phosphorous, Potassium
All-Purpose Liquid Fertilizer, Apply N-P-K
Pests and Diseases
Aphids, Disease free, Moth
Onion thrips, Red blotch, Root rot
Plant Tolerance
Pollution, Shade areas
Drought, Moisture
Flowers
Insignificant
Yes
Flower Petal Number
Not Available
Single
Foliage Texture
Medium
Coarse
Foliage Sheen
Glossy
Matte
Attracts
Birds, Insects
Snails
Allergy
Not Available
Not Available
Aesthetic Uses
Cottage Garden
Borders, Cottage Garden, Ground Cover
Beauty Benefits
Good for skin, Skin Problems
Not Available
Environmental Uses
Nesting sites for birds, Shadow Tree
Air purification
Medicinal Uses
Digestive, Skin irritation
Not Available
Part of Plant Used
Bark, Fruits, Wood
Not Available
Other Uses
Charcoal, Used as firewood, Used for its medicinal properties, Wood is used fore making tools
Not Available
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Hedges, Screening / Wind Break, Shade Trees, Street Trees
Container, Cutflower, Mixed Border, Rock Garden, Wall
Botanical Name
QUERCUS ilex
KNIPHOFIA 'Border Ballet'
Common Name
Evergreen Oak, Holly Oak, Holm Oak
Tritoma, Wisley Blue Spring Starflower, Wisley Blue Springstar
In Hindi
होल्म ओक
Tritoma
In German
Steineiche
Tritoma
In French
chêne vert
Tritoma
In Spanish
encina
tritoma
In Greek
πρινόδενδρο
tritoma
In Portuguese
azinheira
Tritoma
In Polish
dąb skalny
Tritoma
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Asparagales
Family
Fagaceae
Liliaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
Not Available
Not Available
Subfamily
Not Available
Not Available
Season and Care of Holm Oak and Tritoma
Season and care of Holm Oak and Tritoma is important to know. While considering everything about Holm Oak and Tritoma Care, growing season is an essential factor. Holm Oak season is Spring, Summer, Fall and Winter and Tritoma season is Spring, Summer, Fall and Winter. The type of soil for Holm Oak is Clay, Loam, Sand and for Tritoma is Clay, Loam, Sand while the PH of soil for Holm Oak is Acidic, Neutral, Alkaline and for Tritoma is Acidic, Neutral.
Holm Oak and Tritoma Physical Information
Holm Oak and Tritoma physical information is very important for comparison. Holm Oak height is 1,220.00 cm and width 1,070.00 cm whereas Tritoma height is 45.70 cm and width 50.80 cm. The color specification of Holm Oak and Tritoma are as follows:
Holm Oak flower color: Red and Yellow green
Holm Oak leaf color: Green and Dark Green
Tritoma flower color: Yellow, Red, Orange and Pink
- Tritoma leaf color: Green and Blue Green
Care of Holm Oak and Tritoma
Care of Holm Oak and Tritoma include pruning, fertilizers, watering etc. Holm Oak pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Tritoma pruning is done Cut or pinch the stems, Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Holm Oak needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Tritoma needs Lots of watering and in winter, it needs Average Water.
