Potato onion
Potato onion: Sowing, planting and harvest calendar
The potato onion belongs to the Aggregatum Group of Allium cepa, alongside shallots, in the amaryllis family. Its name suggests multiplication in clusters, but the edible part is an onion bulb rather than a potato tuber. One bulb can produce several new bulbs grouped around its base. This feature distinguishes potato onions from the familiar single bulb of many ordinary onions, while retaining recognisable onion flavours and kitchen uses.The bulbs have dry outer skins surrounding fleshy layers. Their shape, size and skin colour depend on the planting material. Clusters do not all contain the same number of bulbs, and the individual bulbs within them are not necessarily identical in size. The common name therefore covers different multiplying onions rather than one completely uniform variety. Comparison with shallots helps explain their clustered growth, although the two names are not interchangeable in every culinary or horticultural context.The green foliage is upright and…
