A remarkable spineless form of Euphorbia royleana, the ‘Inermis’ cultivar offers all the architectural drama of the species without the sharp spines. This rare mutation creates smooth, columnar stems with distinctive ridges that branch upward in a classic candelabra formation.
The absence of spines makes this euphorbia uniquely approachable for collectors, while maintaining the bold sculptural presence that makes E. royleana so desirable. Deep green stems develop a beautiful texture as they mature, creating living architecture that commands attention in any collection.
This vigorous grower can develop into an impressive specimen over time, with multiple branching arms that create a tree-like silhouette. The smooth stems showcase the plant’s natural geometry without the defensive armature of the typical species.
Care highlights:
- Bright light for compact, vigorous growth
- Well-draining cactus and succulent mix
- Water thoroughly when soil is dry
- Warm temperatures preferred
- Fast-growing compared to many euphorbias
- Handle with care – sap can be irritating despite lack of spines
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