Grand Blottereau park will welcome each year La Folie des plantes (Plantmadness). This plant festival is held on the 1st or 2nd weekend in September.
Over 180 nurseries and associations exhibit. The events vary according to the year's theme and a solidarity and social economy village offers fair trade products.
With 40,000 visitors per year the madness plants is one of the largest events of this kind in France.