Splendid Regal Moth | Citheronia splendens EGGS

Citheronia splendens, commonly known as the Splendid Royal Moth, is a striking member of the Saturniidae family. This large silk moth is native to parts of Central and North America, where it inhabits a range of ecosystems. Renowned for its impressive size and unique coloration, Citheronia splendens is a fascinating species for entomologists and moth enthusiasts.

The Splendid Royal Moth is primarily found in Mexico and parts of the southwestern United States, including Arizona and Texas. It thrives in warm, dry environments, including forests, woodlands, and scrublands. Its range is closely tied to the distribution of its larval host plants.

Like other members of its genus, Citheronia splendens is nocturnal. Adults do not feed, as their mouthparts are vestigial, and their energy is derived from reserves accumulated during the larval stage. The primary focus of the adult moth is reproduction, with males actively seeking females by following pheromone trails.

The caterpillars, are large and dramatic in appearance. They are green or brown with prominent spines and horns, giving them a fearsome look that deters predators. These caterpillars feed on the leaves of various host plants, including walnut (Juglans), hickory (Carya), and persimmon (Diospyros). When fully grown, the larvae burrow into the soil to pupate, where they remain until emerging as adults.

Citheronia splendens is not currently listed as endangered, but like many species, it is potentially vulnerable to habitat loss and environmental changes. The preservation of native forests and host plant populations is essential to its continued survival.

The Splendid Royal Moth exemplifies the beauty and diversity of Saturniidae moths. Its impressive size, intricate patterns, and unique life cycle make it a standout species in the regions it inhabits, contributing to the richness of the local biodiversity.

Difficulty - Easy (2/10)

Host plants - Sumac; Sweet Gum; Ash; Cherry; Walnut

Conditions - Requires air flow; room temperature.

Lifecycle - Single brood with moths emerging mid/late summer.