

Dioon edule "Palma Sola" is a plant within the Dioon edule complex from Mexico which some have said may be a new subspecies. Within the Dioon edule complex, Palma Sola is faster growing and larger in nearly all ways.
Its mature overall plant size is more substantial (up to 6 feet tall) - the leaf width and spacing are greater (up to 3 feet long leaves) - and its seed cone is more sizeable. Its distinctive stiff and comb-like bluish green leaves, which are significantly more keeled (V-shaped) than other plants in the complex, making this perhaps the most impressive Dioon in the edule complex.
Full sun exposure will cause a more blue leaf color. The Palma Sola Dioon grows well in both container and garden. Good drainage is important for this plant. The Dioon edule complex is a group of sun-loving plants popular for their tolerance of heat and cold and attractive, stiff, blue- to gray-green colored leaves. They grow best in part to full sun.
Its mature overall plant size is larger (up to 6 feet tall) - the leaf width and spacing are greater (up to 3 feet long leaves) - and its seed cone is said to be more sizeable. It is described as having stiff and comb-like bluish green leaves.