How often should I water Periwinkle?

Water vinca only when the top 1 to 2 inches of soil feel dry to the touch, and then water deeply enough to saturate the roots. Always allow the soil to dry before watering again.Click to see full answer. Subsequently, one may also ask, how often should I water vincas?Annual vinca is drought tolerant but does best if you water the plants whenever the top inch or so of the soil feels dry to the touch. Take care not to overwater this plant; it’s easily susceptible to root rot.Subsequently, question is, why is my periwinkle dying? Vincas, or periwinkles, can be infected with a fungal disease called aerial phytophthora. The disease spreads when the fungal spores in the soil are splashed on the plants when you water or when it rains. If rains or overwatering continues, the fungus can spread to the base of the plant and it can die. Also to know, how do you care for Vinca minor? Vinca minor grows in partial sun, partial shade, and full shade. It tolerates deep shade conditions but may burn in direct sunlight. For best results, plant them in partial shade. Also, they are a good choice for a ground cover for an area with dry shade.How do I get my Vinca to bloom? Planting Tips They do take time to flower, however, so start seeds indoors at least 10 weeks before your average last frost. Cover the seeds enough to ensure darkness, and use supplemental heat if necessary to provide an ideal germination temperature of 75 F. Don’t rush to put out vinca plants in the spring.