Bug FAQZygogramma conjuncta
Zygogramma conjuncta · Order: Coleoptera · Family: Chrysomelidae
Adults are commonly found on plants in the aster family, such as common sunflower, ragweed, and related species. The species is native to North America and has also been observed on plants like field mustard and tansy mustard, though not as a food source.
Source: Wikipedia
How to recognize it
It has a brown pronotum and yellow elytra with elongated brown stripes.
Source: Wikipedia
Size
It is a small leaf beetle.
Source: Wikipedia
Where it lives
Adults are associated with Asteraceae plants such as ragweed, flourensia, and common sunflower.
Source: Wikipedia
What it eats
It feeds on Asteraceae plants including ragweed, flourensia, and common sunflower.
Source: Wikipedia
Where it comes from
It is native to North America.
Source: Wikipedia
Where it is found in the US
Recorded in 6 of 51 states and DC. Most records: Texas, New Mexico, Utah, Arizona, Wyoming, Kansas.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America; native in Canada. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Same family (Chrysomelidae)
Spotted Cucumber BeetleDiabrotica undecimpunctataDamages trees, gardens or crops
Bean WeevilAcanthoscelides obtectusDamages trees, gardens or crops
Cowpea WeevilCallosobruchus maculatusDamages trees, gardens or crops
Swamp Milkweed Leaf BeetleLabidomera clivicollisDamages trees, gardens or crops
Alder Leaf BeetleAgelastica alniDamages trees, gardens or crops
Dogbane Leaf BeetleChrysochus auratusSources
- Wikipedia: https://en.wikipedia.org/wiki/Calligrapha_conjuncta
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-27 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-27.