Thornless crown of thorns - Euphorbia geroldii (Care, Characteristics, Flower, Images)

Thornless crown of thorns

Also known as: Thornless euphorbia

Thornless crown of thorns is known for the fact that it has no thorns. It is popular in cultivation, due to its attractive and nearly constant bloom. It is naturally found in subtropical and tropical dry forests of its place of origin. In its native ecosystem, it is threatened by habitat loss - to the point that the IUCN has listed it as Critically Endangered on its Red List.

Scientific classification

Species

Thornless crown of thorns (Euphorbia geroldii)

Nances, spurges, willows and allies

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Perennial

Lifespan

Shrub

Plant Type

All year round

Bloom Time

75 cm

Plant Height

50 cm

Spread

Green

Leaf Color

2.5 cm

Flower Size

Red, Orange

Flower Color

Evergreen

Leaf type

20 - 38 ℃

Ideal Temperature

Images of Thornless crown of thorns

Distribution of Thornless crown of thorns

Distribution Map

Thornless crown of thorns is a plant with a native presence in the western parts of the Indian Ocean islands. It has spread from its original range through cultivation, adapting to various subtropical and tropical climates globally. Thornless crown of thorns thrives in different environments due to its hardiness, making it a popular choice for cultivation outside of its native region.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Forests

Hemisphere Trend Curve

Northern

Sorthern

Care Guide for Thornless crown of thorns

Every 2 weeks

Water

Partial sun

Sunlight

20 - 38 ℃

Ideal Temperature

Potting Mix, Garden Soil

Soil Type

Water: Thornless crown of thorns, native to Madagascar's arid regions, is extremely drought-tolerant due to its succulent nature, needing minimal watering every two weeks. Thriving indoors, it requires well-draining soil and slightly increased water during the growing season to support vibrant growth.

Fertilize: Thornless crown of thorns requires balanced nutrition fertilizers for healthy growth and flowering. Use a quarter-strength solution biweekly in spring and summer, then monthly in fall, avoiding winter fertilization. Watering before fertilizing helps nutrient absorption, while adhering to recommended quantities prevents root damage.

Pruning: Thornless crown of thorns features vibrant bracts and lacks thorns. Prune in early spring by removing dead stems and cutting back leggy branches with clean tools to promote healthy growth, improve air circulation, and enhance blooming potential during the growing season.

Propagation: Thornless crown of thorns is a spine-free succulent, easy to handle for gardeners. For propagation, use healthy stem cuttings, allowing them to callous for 1-2 days. Apply rooting hormone, plant in well-draining soil, and ensure adequate moisture for successful growth within weeks.

Repotting: Repot thornless crown of thorns every 2-3 years in spring, using a well-draining container one size up. After repotting, offer bright indirect light and minimal watering until new growth appears to ensure recovery of this low-maintenance plant.

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