The unit for field-based forest research was established in 2004 and belongs to the Faculty of Forest Sciences. The unit is tasked with managing the faculty's experimental forests, research stations and long-term field trials, as well as providing assistance in the entire chain from establishment to measurement and data delivery.
The experimental forests at Svartberget and Kulbäcksliden (established in 1923) and Ätnarova (established in 1961) are operated from the research station at Svartberget, which is located about 8 kilometers north of Vindeln. Svartberget research station is responsible for the unit's long-term trials in northern parts of Norrland.
Siljansfors and Jädraås were established in 1921 and 1979 respectively and are managed by Siljansfors research station which is located about 19 kilometers south of Mora. Siljansfors is the oldest of the experimental forests and the station is responsible for the unit's long-term trials in Svealand and southern parts of Norrland.
Asa experimental forest and high-yield experimental forest were established in 1988 and 2009, respectively. The research forests are managed by the research station in Asa, which is located approximately 37 kilometers north of Växjö.
Tönnersjöheden and Skarhult were established in 1923 and 1989, respectively. The experiemental forests are managed by Tönnersjöheden's research station in Simlångsdalen, 20 kilometers from Halmstad. Tönnersjöheden's research station is responsible for the unit's long-term trials in Götaland.