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Shrub

Oleander

Nerium oleander

Rose BayDesert RoseAdelfaRose Laurel

Oleander is an evergreen shrub with showy, fragrant flowers in vibrant colors. Beautiful but highly toxic, it symbolizes caution and dangerous beauty.

Plant Family

Apocynaceae (Dogbane family)

Blooming

Late spring through fall (May-October)

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Vibrant Oleander flowers blooming in clusters with dark green foliage
Vibrant Oleander flowers blooming in clusters with dark green foliage

Symbolism & Meanings

Key Meanings

Caution
Beware
Dangerous Beauty
Seduction
Grace
Destiny

Perfect For

Warning arrangementsDecorative displays (with caution)Mediterranean themesCoastal gardens

Color Meanings

Pink:Grace and femininity with hidden danger
White:Purity masking toxicity
Red:Passionate but dangerous love
Yellow:Warning and caution

Similar flowers: lavenders and tulips also share similar meanings.

Cultural Significance

In Greek mythology, oleander was associated with tragic love stories. The plant represents the duality of beauty and danger. In some cultures, it symbolizes the seductive power of beauty that can be deadly. Despite its toxicity, it's widely cultivated for its stunning flowers and resilience.
Related cultural flowers:Sunflower, Rose

Botanical Information

Physical Characteristics

Flower Size: 1-2 inches diameter (2.5-5 cm)
Plant Size: 6-20 feet tall (1.8-6 m), 4-10 feet spread
Flower Shape: Five-petaled funnel-shaped flowers in terminal clusters

Natural Habitat

Native to: Mediterranean Basin, Northern Africa, Southwest Asia
Habitat: Mediterranean scrublands, dry stream beds, roadsides, cultivated landscapes
Climate: Mediterranean, Subtropical, Warm temperate

Growing Guide

Sunlight

Full sun (6-8 hours daily) for best flowering

Water

Low to moderate; drought tolerant once established

Soil

Well-drained, Sandy, Rocky, Poor soils tolerated, pH 6.0-8.0

Expert Growing Tips

1

Extremely toxic - wear gloves and avoid contact with sap

2

Prune after flowering to maintain shape

3

Very drought tolerant but benefits from occasional deep watering

4

Protect from cold winds in marginal zones

5

Can be grown in containers and moved indoors in winter

Uses & Benefits

Ornamental Uses

  • Privacy hedges and screens
  • Foundation plantings
  • Mediterranean-style gardens
  • Coastal landscapes
  • Container growing in cold climates

Traditional Uses

  • Historically used in traditional medicine but extremely dangerous
  • Contains cardiac glycosides including oleandrin
  • All parts of plant are highly poisonous to humans and animals
  • No safe medicinal uses - strictly ornamental only

Disclaimer: Information provided is for educational purposes only. Consult healthcare professionals before using any plant medicinally.

Frequently Asked Questions about the Oleander

How poisonous is oleander?

Oleander is extremely poisonous - all parts contain cardiac glycosides that can be fatal if ingested. Even small amounts can cause serious illness in humans and animals.

Can oleander survive winter outdoors?

Oleander is hardy in USDA zones 8-11. In colder regions, it must be grown in containers and brought indoors for winter protection.

What does oleander symbolize?

Oleander symbolizes caution, dangerous beauty, and seduction. It represents the idea that beauty can be deceptive and potentially harmful.

Should I plant oleander if I have pets or children?

Oleander is not recommended for households with pets or young children due to its extreme toxicity. Consider safer alternatives for family gardens.

Available Colors

Pink
White
Red
Yellow
Purple
Salmon
Magenta

Quick Facts

Type:shrub
Family:Apocynaceae (Dogbane family)
Native to:Mediterranean Basin
Blooms:Late spring through fall (May-October)

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