WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Tulip : Break (viruses) categories: Bulbs Ornamentals Tulip Tulip Diseases revision date: 2022-11-15 10:49 Tulip break (virus) causing irregular tulip colorPhoto by: R.S. Byther Biology Several viruses affecting tulips are spread by many […]
WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Tulip: Fire categories: Bulbs Ornamentals Tulip Tulip Diseases revision date: 2024-07-07 02:02 Tulip fire damage: black sclerotiaPhoto by: R.S. Byther Biology Tulip fire is caused by a fungus that overwinters in soil, affected […]
WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Narcissus (Daffodil): Basal rot categories: Bulbs Narcissus (Daffodil) Narcissus (Daffodil) Diseases Ornamentals revision date: 2024-07-07 01:55 Narcissus basal rotPhoto by: R.S. Byther Biology Basal rot of narcissus is caused by a soilborne fungus. […]
WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Narcissus (Daffodil): Fire categories: Bulbs Narcissus (Daffodil) Narcissus (Daffodil) Diseases Ornamentals revision date: 2024-07-07 01:58 Narcissus firePhoto by: R.S. Byther Biology Narcissus fire is a fungal disease which affects the petals and leaves, […]
WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Narcissus (Daffodil): Leaf scorch categories: Bulbs Narcissus (Daffodil) Narcissus (Daffodil) Diseases Ornamentals revision date: 2023-02-08 12:00 Narcissus leaf scorchPhoto by: R.S. Byther Biology Leaf scorch is caused by a fungus that survives in […]
WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Narcissus (Daffodil): Stem and bulb nematode categories: Bulbs Narcissus (Daffodil) Narcissus (Daffodil) Diseases Ornamentals revision date: 2024-07-07 02:00 Narcissus nematode damagePhoto by: R.S. Byther Biology Nematodes are tiny (often microscopic), parasitic worms that […]
WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Narcissus (Daffodil): Virus diseases categories: Bulbs Narcissus (Daffodil) Narcissus (Daffodil) Diseases Ornamentals revision date: 2024-07-07 02:01 Narcissus yellow stripe virusPhoto by: R.S. Byther Biology While many viruses infect narcissus, two virus diseases (Yellow […]
WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Narcissus (Daffodil): Narcissus bulb fly categories: Bulbs Narcissus (Daffodil) Narcissus (Daffodil) Insects Ornamentals revision date: 2023-02-07 12:00 Narcissus bulb flyPhoto by: R.S. Byther Biology The adult narcissus bulb fly is about 1⁄2″ long […]
WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Iris: Leaf spot categories: Bulbs Iris Iris Diseases Ornamentals revision date: 2024-06-05 02:07 Iris leaf spotPhoto by: R.S. Byther Biology Leaf spot is caused by a fungus which overwinters on dead leaves and […]
WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Iris: Bulb mite categories: Bulbs Iris Iris Insects Ornamentals revision date: 2023-02-07 12:00 Iris bulb mitesPhoto by: A.L. Antonelli Biology Bulb mites are a typical pest of iris in Washington both in the […]