Is the Ceylon Hedge Blue butterfly found outside Sri Lanka?

No. Udara lanka is a fully endemic species, meaning it exists only in Sri Lanka and has never been recorded in any other country. This makes its conservation entirely dependent on the protection of Sri Lankan habitats.

What family does the Ceylon Hedge Blue belong to?

It belongs to Lycaenidae, one of the largest butterfly families in the world and commonly known as the 'blues'. Members of this family are typically small with metallic or iridescent wing colouring on their upper surfaces.

Where is the best place in Sri Lanka to see endemic butterflies like Udara lanka?

The Sinharaja Forest Reserve in the wet zone is widely considered the best single location. Horton Plains and other highland forest areas also support a range of endemic species. Guided walks with a trained naturalist significantly increase the chances of good sightings.

How is the Ceylon Hedge Blue different from other blue butterflies in Sri Lanka?

It is distinguished by its tail-less hindwings, soft bluish-purple upper surface, and pale grayish-white underside with fine dark markings. Its preference for shaded wet-zone forest interior also separates it ecologically from many other Lycaenid species that tolerate open or disturbed habitats.

Is Udara lanka endangered?

As an endemic species with highly specific habitat requirements and a restricted range, it is considered rare and vulnerable to habitat loss. Deforestation and the degradation of wet-zone forests are the primary pressures on its population.

What do Ceylon Hedge Blue caterpillars eat?

Like many Lycaenid larvae, those of Udara lanka are associated with specific host plants, typically feeding on buds or young plant tissue rather than mature leaves. Precise host plant data for this species is limited in published literature, as field research on endemic Sri Lankan Lycaenids remains an ongoing area of study.

What time of year is best for butterfly watching in Sri Lanka's wet zone?

The inter-monsoon periods — roughly March to April and October to November — tend to offer the most favourable conditions. However, the humid wet-zone forests support butterfly activity year-round, and morning hours are generally the most productive regardless of season.

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Ceylon Hedge Blue (Udara lanka)

The Ceylon Hedge Blue (Udara lanka) is a rare and endemic butterfly species found exclusively in Sri Lanka. It belongs to the Lycaenidae family, which includes many small and delicate butterflies known as "blues."