There are 4 subspecies: - utahensis - kaibabensis: the largest, dividing very slowly, slightly greener than the other subspecies - eborispina: a small form with a long ivory colored terminal leaf spine - nevadensis: the smallest, blue grey in color, the most cold resistant. Blooming Habits: The deep yellow flowers appear at the end of spring on a tall slender stalk. The flower stalk is 5 to 12 feet tall (1.5 to 3.6 m), 1 inch in diameter (2.5 cm). The rosette bearing the flower dies after blooming. Propagation: Sow in light position, should germinate in 1 to 3 months at 70°F (21°C), pot individually when the plants are big enough to handle. This site contains information and pictures for more than 2000 species of plants. Search it! powered by FreeFind   Purchase The CD of the site Enjoy the much larger pictures. Don't wait for download! Support the site! Only $12.95 Desert Tropicals Home Page | List of All the Plants | Check for more members of the Agavaceae family Tell your friends about this page © 1998-2000 Philippe Faucon, All Rights Reserved.