Clear debris-this is vital to prevent slugs and snails from setting up home in those lovely warm and damp conditions. Take care not to let leaves accumalate around alpines,they will die if left damp for too long. Cover bare patches around clumps with gritty compost to encourage growth.
Dig over beds and borders and incorporate as much organic matter as possible. Forking over not only helps prepare the soil for next year, it helps reduce pests by exposing them to hungry birds.