Named after Ailsa, a small round island off the coast of Scotland that is solid rock. Introduced in 1887 by David Murray, gardener for the Marquis of Ailsa.
 
Ailsa Craig is globe-shaped and solid.
 
Large straw-colored onions with small necks average 2 pounds.
 
Best for fresh use, not extended storage. Long-day type.
 
100 days from transplant. Full growing instructions are sent with each order.