25 plants were found in flower during a 3 hr walk from Holme to Thornham and back following the Norfolk Coastal path.

According to 'A Flora of Norfolk' this Yucca was planted in 1912 on the dunes between the laboratory and the plantation.It has been flourishing and flowering most years since.

One plant of a mystery grass species was found in December 2020 growing on part of the medieval town wall of Gt Yarmouth, close to the quayside, by the authors, and after all attempts to identify it failed, the specimen was sent to the referee for alien grasses, Oli Pescott.