Nerium oleander Red · Apocynaceae

Oleander

⚠️ Not safe for petsPerennial life cycle with seasonal flowering.100 to 300 cm

LightFull sun

WaterMedium, allowing the soil to dry between waterings

DifficultyMedium

Cold0 degrees Celsius

Full sunMedium, allowing the soil to dry between wateringsMedium0 degrees Celsius

Description & origin

Oleander is a perennial shrub known for its vibrant red flowers. It is a popular choice for ornamental gardens.

Size

Can reach significant heights, so it should be planted with enough space.

Foliage

Leaves are lanceolate and dark green, persistent throughout the year.

Flowering

Blooms in summer, producing clusters of red flowers.

Light

Prefers full sun but can tolerate some shade during the hottest hours.

Soil

Well-drained soil rich in organic matter.

Watering

Water moderately, allowing the soil to dry between waterings.

Temperature

Resistant to mild temperatures but sensitive to frost.

Fertilising

Fertilize in spring with a balanced fertilizer.

Repotting

Transplant in spring when the plant is actively growing.

Pruning

Prune after flowering to maintain shape and encourage growth.

Propagation

Propagate by stem cuttings in spring or summer.

Aphid infestations

Aphids can infest the leaves, causing deformities.

Fungal diseases

Can suffer from fungi if humidity is excessive.

Sunburn

Leaves can burn if exposed to intense sun without acclimatization.

In the garden

Other uses

Can be used in hedges due to its size.

Did you know…

This plant is often used in Mediterranean gardens due to its drought resistance. It is also known for its toxicity.