Adrian Hardy was arrested after his mother Joan was found with stab wounds, police say.
Police say Adrian Hardy, 52 of The Crest, Linton, has been charged with murder.
Joan Hardy was pronounced dead at the scene after stabbing reports in a village near Swadlincote.
After 25 years and more than £150,000 for charity, this will be the last Linton Festival
Election-winning family members look forward to sitting alongside each other on district councils.
Linton Kirk - between Linton and Morebattle in the Borders - dates back to the 12th Century.
Farmer Chris Golding says he has had to move some animals to higher ground during wet weather.
Jo Thompson adds local items of interest, including the village bakery and even a kebab van.
