Graham Rice choose 10 of his favourite winter-flowering shrubs / RHS Gardening
Amazing Winter Flowering Plants in the UK
Gardening jobs to do in winter to guarantee blooms for spring
The Winter Garden: Over 35 step-by-step projects for small spaces using foliage and flowers, berries and blooms, and herbs and produce: Amazon.co.uk: Hardy, Emma: 9781782492382: Books
17 Winter Flowers 2023 That Will Thrive in the Cold