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Puccinia thaliae is the causal agent of canna rust, a fungal disease of Canna. Symptoms include yellow to tan spots on the plant's leaves and stems. Initial disease symptoms will result in scattered sori (clustered sporangia), eventually covering the entirety of the leaf with coalescing postulates.
The International Canna Group, the premier Canna forum on the web. ICTVdB - Canna yellow mottle virus. ICTVdB - Bean yellow mosaic virus. ICTVdB - Tomato aspermy virus. New Disease Reports. ICTVdB - Cucumber Mosaic Virus; RHS article on Canna virus. MEDWORM search for "Canna" when you get there, as it is a report on many new discoveries.
Canna or canna lily is the only genus ... The majority of insect pests on canna plants can be sprayed with a 70% ... Cannas are remarkably free of diseases, compared ...
Pages in category "Viral plant pathogens and diseases" The following 200 pages are in this category, out of approximately 368 total. This list may not reflect recent changes .
Canna leaf roller refers to two different Lepidoptera species that are pests of cultivated cannas. Caterpillars of the Brazilian skipper butterfly ( Calpodes ethlius ), also known as the larger canna leaf roller, cut the leaves and roll them over to live inside while pupating and eating the leaf. [ 1 ]
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Canna species have been categorised by two different taxonomists in the course of the last three decades. They are Paul Maas, from the Netherlands [1] [2] [3] and Nobuyuki Tanaka from Japan. [4]
This guide explains the most common reasons for peace lily leaves turning yellow and provides simple tips to help your plant recover. 1. Watering Stress. Overwatering and underwatering are, hands ...
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