The seeds available are 20 pure Trichocereus Macrogonus seeds. 
 
Trichocereus Macrogonus grows shrubby to tree-like. The plants can form shoots and these can grow up to 3 meters tall. The cylindrical, blue-green shoots often reach a diameter of 5 to 10 centimeters. The areoles are gray and are up to 2 centimeters apart. The color of the thorns is yellowish to brown. T. Macrogonus forms protruding central spines and these are up to 5 centimeters long. The six to nine straight marginal spines are spread out and have a length of up to 2 centimeters. 
 
The funnel-shaped, white flowers appear near the tips of the shoots and open at night. These are up to 18 centimeters long.