Derbyshire Open Arts – Sat – Mon at various venues across Derbyshire, but locally call in & see Ruby Hickmott, Lewis & Mandy Noble & Laura Stevens
Hognaston Flower Festival – until Wed 10.30-6pm – Definitely worth a visit
Wirksworth Well Dressing – Sat – Tue & their carnival on Mon at 1pm
Artists & Designers Fair at Pavilion Gardens Buxton – Sun & Mon 10am-4.30pm
Ashbourne Town Band Concert – Memorial Gardens, Ashbourne – Sunday 25th -3pm
Craft and Gift Fayre at Hartington Village Hall – Sun & Mon 10am-5pm
The Burrows Garden Open Day at Brailsford – Sun 10.30-4.30pm
Sheffield & District Orchid Society Annual Show at Cavendish Hall, Edensor – Sun 11am-5pm, Mon 10.30am-4pm
Tea & Cakes at Alsop Church – Mon 11am – 4pm
PARWICH.ORG 
I went to the Orchid Show a couple of years ago and it was amazing, not only for the flowers (which were truly spectacular) but also because there was space to park at Cavendish Hall itself.