Boletus Frostii May 2026

The flesh and pores quickly stain dark blue if bruised, cut, or handled. Ecology and Habitat

It is a mycorrhizal species, meaning it lives in a symbiotic relationship with tree roots. It is most commonly found under hardwood trees , particularly oaks , during summer and early autumn. Edibility and Flavor

Found primarily in the eastern United States (Maine to Georgia) and extending south into Mexico and Costa Rica.

Boletus frostii (now widely known as Exsudoporus frostii or Butyriboletus frostii ) is a striking, blood-red mushroom famously nicknamed the , Apple Bolete , or Candy Apple Bolete . It is easily recognized by its vibrant colors and unusual physiological features, such as "bleeding" amber droplets and rapid blue bruising. Key Identification Features

Instead of gills, it has red pores that often "weep" golden or amber-colored droplets when young—a process called guttation.

Boldly red with a deep, net-like (reticulated) pattern.