Caring for blue cushions » Watering, fertilizing, wintering and more Does the blue cushion need fertilizer? Is it right that you don't have to water the blue cushion? Is hibernation necessary and sensible? Are there potential diseases and pests? When and how is the blue cushion cut? Help the development of the site, sharing the article with friends! Help the development of the site, sharing the article with friends! Category: Vegetable garden