"Record crowds at Grassroots". Jersey Evening Post. Archived from the original on 14 September 2012. Retrieved 18 September 2011.{{cite web}}: CS1 maint: unfit URL (link)
Walking Sticks as Seed Savers: The Case of the Jersey Kale [Brassica oleracea L. Convar. Acephala (DC.) Alef. Var. Viridis L.]
Author(s): Hew D. V. Prendergast and Naomi Rumball
Source: Economic Botany, Vol. 54, No. 2 (Apr. - Jun. 2000), pp. 141-143 https://mobot-ethnobiology-jc.weebly.com/uploads/2/4/7/8/24789062/4256285.pdf