Just outside Den Burg, Bert Keijser grows Texel asparagus and potatoes. Texel Asparagus The tastiest asparagus grows on Texel! Do you think asparagus only grows in the south? Wrong! They thrive on Texel too, and how. The salty soil produces soft, tender asparagus that is gaining increasing national fame. It actually started as a joke. In over 25 years, the Keijser family's Texel asparagus cultivation has become a household name. The knowledge was acquired in Limburg, and it proved to be a tremendous success.