WebJan 24, 2024 · Because geraniums are drought-tolerant, yellow leaves from underwatering are less likely. It usually only occurs in extended dry periods. In underwatered plants, … WebBacterial leaf spots, Ralstonia or Xanthomonas spp. Irregular water-soaked spots become brown or black. Leaves may turn yellow and drop. Remove diseased plants and debris as noticed. Avoid overhead irrigation, especially in the evening and increase air flow through the plants to speed drying of the foliage. Diseases caused by Viruses: Cucumber ...

Mediterranean plants – the 10 best to grow in your backyard - MSN

WebCut the affected leaves to prevent them from spreading further. Viral Infections: There are around 15 known viruses that can affect geraniums, causing the leaves to turn yellow. … WebRust infection of asters causes death of the lowest leaves and yellow to orange spots on higher leaves. Inspect all plants prior to purchase. Look closely at the inner and lower leaves where humidity is high. Reject any plants that have yellow, orange, or red spots. Tolerate low levels of rust in the flower garden. chr 河口まなぶ

Spots on Geranium Leaves - Marks of Trouble! - Plantophiles

WebGeranium. Annual geraniums are popular for their wide range of brilliant flower color and attractive leaves. They can be grown as bedding plants and in containers on decks and patios, in hanging baskets, or in window … WebJan 19, 2024 · Choose an area with well-draining soil; geraniums don't like wet feet. Use a rake to loosen the soil down 12 inches and add compost. Give each plant space to grow. Depending on the variety, the spacing … WebGeranimum Rust. Geranium rust infects only geraniums, spending its entire life on these plants. Wind and rain-borne spores only require three hours of exposure to water on geranium leaves at 60 to ... ch-r 次期モデル