Dioon merolae Plants from China faintly-scented white flowers with exterior

faintly-scented white flowers with exterior burgundy keels

so don't expect this to ever become widely available or low-priced

This 2016 Plant Delights/JLBG introduction is from a Dr

Although evergreen in our climate

Hosta 'Iron Gate Delight'

Dioon merolae Plants from China faintly-scented white flowers with exteriorThe endangered Mexican cycad Dioon merolae has been a nice surprise in our winter hardiness trials, surviving 7 degrees F so far. This was quite a surprise since it hails from the more southern provinces of Chiapas and Oaxaca where it can be found on steep sandstone cliffs near waterways in pine oak forests. Dioon merolae, named in 1981 after Italian botanist Aldo Merole, forms a slow growing solitary specimen with 3' long, stiff, upright, green