An accessible space: the Chelsea garden visitors can see, hear, feel, taste and touch their way round

Designers hope Sightsavers sensory exhibit at London flower show will offer something for everyoneSome will want to touch the Stachys byzantina, an evergreen plant with leaves so velvety soft its common name is lambs ear. Others will want to smell the star jasmine, taste the plethora of herbs or listen to the sensory soundscape inspired by bioelectric signals of the surrounding plants.When the Sightsavers sensory garden opens at the Chelsea flower show this week, designers Peter Karn, Janice Mol...