Details of...
Scientific Name: Origanum vulgare
Pronunciation: uh-RIG-uh-num vul-GAIR-ee
Common Name: oregano
Family Name: Lamiaceae
Plant Type: Herbaceous perennial
Key ID Features: Tufted plant; leaves opposite, ovate with dentate to ciliate margins, glandular hairs, to 1-2(-4) cm long, strongly scented; flowers densely arranged in verticillasters, white to pink and up to 3 mm wide.
Course(s): HORT 1193/1293, HORT 2355

Habit: Dense, Spreading, Upright
Form: Mounded, Oval - horizontal
Texture: Fine
Mature Size:
Height:0.2 - 0.4m
Spread:0.6 - 1.0m
Growth Rate:Moderate
Origin: Europe
Hardiness Rating: Zone 5: (-29 to -23 C)
Exposure: Full sun, Part sun/part shade
Soil/ Growing Medium: Rocky or gravelly or dry, Well-drained
Water Use: Low, Summer dry
Landscape Uses: Alpine, Attract butterflies, Bedding plant, Container planting, Cut flower or foliage, Dried flower or fruit, Filler, Fragrance, Ground cover, Group or mass planting, Hanging basket, Herb, Perennial border, Small garden/space
Additional Info: Google. Cultivars and subspecies shown or on campus may include O. ‘Aureum' and O. ‘Aureum Crispum’ (golden oregano), and O. vulgare ssp. hirtum (Greek oregano).
Leaf Morphology: Glossary
Form: Simple
Arrangement: Opposite
Texture/ Venation: Soft flexible
Surfaces: Distinctive smell, Glandular hairs, Pubescent
Colour in Fall: Green
Leaf(let) Terms:
Shapes: Ovate
Bases: Cordate
Margins: Ciliate, Dentate
Additional Info: 1-2 (-4) cm long

Inflorescence Type: Floriferous, Corymb-like, Cyme
Flower Morphology:Flowers perfect
Number of Petals:5
Corolla Shape:Bilabiate
Ovary Position:Superior
Colour (petals): Showy, White, Pink, Purple, (white to pink)
Flower Scent: Spicy
Flower Time at Peak: Jul, Aug

Fruit Type: Schizocarp
Fruit Colour: Brown
Fruiting Time: Aug, Sep, Oct
Additional Info: Not showy, Ovary separates into four tiny mericarps or "nutlets" that are enclosed in a persistent calyx

Bark or Stem Colour:
Organ Modifications: Rhizomes

Propagation: Seed, Greenwood cuttings, Division - below ground parts
Plant Care:
Pest Susceptibility: Fungal leaf spot, Leaf miner insect, Mites, Root rot, ( Pest resistant, Deer resistant, Rabbit resistant, Drought resistant )
(CGW) Community Garden West
(GAZ) GAZebo
(GAZN) GAZebo North : q.2
(PDW) PonD West
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