Obrium brunneum, a common species of European montane and submontane coniferous forests, develops in the thin dying branches and twigs of conifers. The larva feeds under the bark and pupates in a shallow pupal cell below the wood surface. The life cycle is 1-2 years. Adults occur from May to August, with peak in the late June. A common visitor of the blossoming forest flora (Apiaceae, Aruncus sylvestris, Filipendula etc.)

Body length:	4 - 7 mm
Life cycle:	1-2 years
Adults in:	May - August
Host plant:	polyphagous in coniferous trees (Picea, Abies, Pinus, Larix)
Distribution:	Austria, Belarus, Belgiumi, Bosnia and Herzegovina, Bulgaria, Croatia, Czechia, Denmark, Estonia, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Luxembourg, Moldova, Netherlands, Poland, Romania, Russia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Ukraine, United Kingdom, Armenia, Iran, Turkey

The mounted specimen was collected in Upper Franconia (Bavaria, Germany) in 1968. The depicted living beetles were reared from larvae found in Norway spruce (Picea abies) in Křivoklátsko Protected Landscape Area (Central Bohemia, Czechia) during springs 2021 and 2022.

Collected by G.Roessler and Miroslav Polcar

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Sláma M.E.F.:
Tesaříkovití – Cerambycidae České republiky a Slovenské republiky.
[ Cerambycidae of the Czech Republic and Slovak Republic. ]
Milan Sláma private printing, Krhanice, 383pp [page 110-111], 1998 [ISBN: 80-238-2627-1].
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