Scientific Name:	Euphorbia pulcherrima
Pronunciation:	you-FOR-bee-uh pull-KAIR-ih-muh
Common Name:	poinsettia
Family Name:	Euphorbiaceae
Plant Type:	Flowering cut plant, Flowering pot plant
Key ID Features:	Plant often used indoors at Christmas; stem exudes white sap when broken; flowers yellow, not showy, encircled with coloured bracts commonly red (white or pink cvs.).
Course(s):	HORT 1155, HORT 1193/1293

Habit: Irregular, Spreading, Stiffly upright, Twiggy Form: Oval - horizontal Texture: Medium - coarse Mature Size: Height: 3 - 5m Spread: 1.5 - 2.0m Growth Rate: Moderate Origin: Central America, Mexico Hardiness Rating: Zone 9: (-7 to -1 C) Exposure: Soil/ Growing Medium: Well-drained Water Use: Moderate Landscape Uses: Indoor plant Additional Info: Google

Leaf Morphology: Glossary Form: Simple Arrangement: Alternate Texture/ Venation: Soft flexible Surfaces: Glandular hairs Colour in Fall: Green Leaf(let) Terms: Shapes: Ovate Apices: Acute Bases: Obtuse Margins: Entire, Pinnately lobed

Inflorescence Type: Cyathium Flower Morphology: Monoecious plant Number of Petals: 0 Ovary Position: Superior Colour (petals): Not showy, Yellow Flower Scent: None Flower Time at Peak: Jan, Nov, Dec

Fruit Type: Capsule, Aborted (hybrids) or absent Fruit Colour: Green, Brown Fruiting Time: Feb, Mar Additional Info: Fruit insignificant

Bark Morphology: Smooth Bark or Stem Colour: Green, Brown     Organ Modifications: Leaf-like bracts

Propagation:	Seed, Softwood cuttings
Plant Care:
Optimal Temp.:	Medium indoor temperature
Light Level:	Medium indoor light level
Maintenance:	Medium
Pest Susceptibility:	Abiotic disorder, Aphids or adelgids, Mealybugs, Mildew, Mites, Mold, Nematodes, Root rot, Scale insects, Thrips, Virus, Whitefly or psyllids,
Specific Pests:	Pythium, Chimera.

Location(s): (GNH) GreeNHouse Location Map

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