Tulip

Tulip : Break (viruses) categories: Bulbs Ornamentals Tulip Tulip Diseases last review date: 2026-01-27 01:52 Tulip break (virus) causing irregular tulip colorPhoto by: R.S. Byther Biology Several viruses affecting tulips are spread by many species of aphids. Viruses overwinter in infected bulbs. White and yellow cultivars do not exhibit obvious symptoms and therefore may increase […]

Tulip: Fire categories: Bulbs Ornamentals Tulip Tulip Diseases last review date: 2026-01-27 01:40 Tulip fire damage: black sclerotiaPhoto by: R.S. Byther Biology Tulip fire is caused by a fungus that overwinters in soil, affected bulbs and diseased plant debris. Flowers are quite susceptible. Water soaked spots and dead spots occur on flowers. Severe infections may […]