Eupithecia olivacea

Taylor, 1906

A North geometrid described by Taylor in 1906. The is notable for its uniform olive- and early spring period. are associated with coniferous trees including firs, spruces, and hemlocks, as well as hawthorn. The species has been documented as a visitor to apple flowers, suggesting potential activity.

Eupithecia olivacea 01 by CBG Photography Group, Centre for Biodiversity Genomics. Used under a CC0 license.Eupithecia olivacea 05 by CBG Photography Group, Centre for Biodiversity Genomics. Used under a CC0 license.Eupithecia olivacea 04 by CBG Photography Group, Centre for Biodiversity Genomics. Used under a CC0 license.

Pronunciation

How to pronounce Eupithecia olivacea: /juːpɪˈθiːʃə ˌɒlɪˈveɪsiə/

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Identification

Uniform olive- distinguish this from other Eupithecia. in early spring (March–April), which separates them from many later-flying .

Images

Appearance

are uniform olive .

Habitat

Associated with coniferous forest supporting larval plants including Abies, Picea, Pseudotsuga, and Tsuga .

Distribution

North America: British Columbia south through Washington and Oregon to California.

Seasonality

on from early March to April.

Diet

feed on Abies grandis, Abies amabilis, Abies lasiocarpa, Crataegus douglasii, Pseudotsuga menziesii var. glauca, Picea sitchensis, and Tsuga heterophylla. feeding habits not documented.

Host Associations

  • Abies grandis - larval
  • Abies amabilis - larval
  • Abies lasiocarpa - larval
  • Crataegus douglasii - larval
  • Pseudotsuga menziesii var. glauca - larval
  • Picea sitchensis - larval
  • Tsuga heterophylla - larval

Behavior

have been observed visiting apple flowers at night, indicating activity.

Ecological Role

Larval on conifers and hawthorn. Potential of apple based on observational records.

Human Relevance

Documented as a visitor to apple orchards; may contribute to services in fruit production.

Similar Taxa

  • Other Eupithecia speciesMany share similar size and shape; E. olivacea distinguished by uniform olive- coloration and early spring period.

Tags

Sources and further reading