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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.
If your plant is sporting crispy, dark or brown tips on the leaves, it may mean you need to water more often. Check the soil moisture, and slowly reduce the number of days in between watering.
5. Low Humidity. Light brown spots scattered across fiddle leaf fig leaves can be caused by dry air. If the brown spots in question have a pox-like look instead of being in a single area of the ...
Noticing brown tips on leaves of your indoor plants? Solve the problem with proper watering and fertilizing tips from a gardening expert. The post Why Does My Plant Have Brown Tips on the Leaves ...
Septoria cannabis is a species of plant pathogen from the genus Septoria that causes the disease commonly known as Septoria leaf spot. Early symptoms of infection are concentric white lesions on the vegetative leaves of cannabis plants, followed by chlorosis and necrosis of the leaf until it is ultimately overcome by disease and all living cells are then killed.
Reddish lesions at first then enlarges and becomes white to light brown in the centre. Circular and varying in size. Can appear concentric with red margins. Leaf spot on most cereals and grasses, field crops, vegetables, ornamentals, and trees. Myrothecium roridum: Target-like spots with light brown centres and dark circumference on Gardenia ...
Brown leaf tips can be a sign the leaves are drying out and the plant needs more humidity. Fix It: Spritz your peace lily’s leaves with water once a week. Put the peace lily in a bathroom where ...
THCA synthase is expressed in the glandular trichomes of Cannabis sativa. THCA synthase may contribute to the self-defense of Cannabis plants by producing THCA and hydrogen peroxide, which are both cytotoxic. Because these products are toxic to the plant, THCA synthase is secreted into the trichome storage cavity. [7]