https://pfaf.org/user/Plant.aspx?LatinName=Allium+cepa+proliferum
Allium cepa proliferum is a BULB growing to 1.2 m (4ft) at a medium rate. See above for USDA hardiness. It is hardy to UK zone 5 and is not frost tender. The...
allium cepatree onionplant databasewalkingpfaf