Genista Broom Moth (Uresiphita reversalis) lives in open savanna across North America. It feeds on genista and broom.
Fascinating facts about the Genista Broom Moth
- The genista broom moth probably originated in Mexico before it began moving northward, first establishing a population in Los Angeles by 1930 and later reaching the San Francisco Bay Area by 1980. After these early footholds, the species spread widely and has now been recorded across the United States.
- Today the genista broom moth occupies the whole of the United States and is also present on a number of Caribbean islands such as Cuba, Bermuda, Puerto Rico and Jamaica. In every part of this broad distribution, both the adult moths and their caterpillars display bright warning colours that signal their unpalatability. This aposematic signalling is a consistent trait of the species, making it easily recognisable wherever it occurs.
- The larvae of the genista broom moth are not picky eaters; they feed on a diverse suite of host plants including Acacia, Lonicera, Baptisia species such as Baptisia leucantha, several Genista species like Genista monspessulana, and Lupinus species such as Lupinus arboreus and Lupinus diffusus. They also consume Dermatophyllum secundiflorum, Lagerstroemia indica, Cytisus scoparius and Cytisus striatus.
- In the warm southern portion of its distribution the adult genista broom moth remains active all year, allowing it to produce several generations annually. This continuous breeding cycle is made possible because adults are on wing year round in that region. The moth is relatively small, with a wingspan that ranges from 27 to 34 mm, giving it a modest profile despite its prolific reproduction.
Sources
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At a glance
RangeNorth America
HabitatOpen savanna
DietGenista and broom
About the Genista Broom Moth
In the warm, golden light of a Mediterranean dawn, the Genista Broom Moth stirs, its delicate wings unfolding like a whispered promise as it takes to the air, its gentle flight a testament to the subtle beauty of this unassuming creature. As it flits from bloom to bloom, sipping nectar with a quiet urgency, the moth's intricate dance weaves a subtle spell, its presence a reminder of the hidden wonders that thrive in the sun-kissed landscapes of its native habitat. With each delicate beat of its wings, the Genista Broom Moth embodies the ephemeral magic of the natural world, a fleeting glimpse of a life lived in harmony with the land.
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