A shade-tolerant species, jack pine is a pioneer species that typically is the first to colonize burned areas and bare mineral soil. Unless the soil is dry and sandy, it is usually succeeded by more ...

Natural fires in these woodlands may increase the ability of jack pine to maintain its dominance over potentially invasive or fire sensitive tree species. Several sites are on public lands or private ...

Pine-pine gall rust is a native fungal disease caused by the fungus Peridermium harknessii (syn. Endocronartium harknessii), which affects only pine trees. On Jack pine trees, pine-pine gall rust is ...