The plant was first described in 1841 by Shomburgk.
The home of U. humboldtii is in the border zone of Venezuela,
Brasilia and Guyana. You'll find the plant in a height of 3500-7000
feet (1200 und 2500 m) (---> Roraima-Tepui or Auyan-Tepui).
The plant is growing inside of different bromelia - most inside
of Brocchinia tatei.
The leaves are growing at long, thin stalks (length 5-10 inches;
The flower is the biggest of the genus Utricularia and has a stalk
with over 3 feet in length.
The traps are with 2/10 inches (5 mm) big enough to see them very
U. humboldtii loves the whole year warm temperatures - about 20°C
are great. Beware of too hot days! Always high humidity (70%)
and the water tray method. For soil use pure sphagnum or a mixture
of sphagnum and perlite..