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7 maj 2024 · Identification: Botrytis blight, also known as gray mold, is a fungal disease that typically affects the foliage and flowers of gladiolus plants. Symptoms include brown spots on the leaves, wilting flowers, and a fuzzy gray mold on the affected parts.
Find out how to identify, and treat, box blight in your garden. Box blight (Cylindrocladium buxicola) is a fungal disease that affects box (Buxus) plants. It first appeared in Britain in 1998 and is worst in warm, humid conditions. Box blight causes leaf browning and stem dieback.
Tell-tale signs of box blight are the yellowing and browning of leaves, which then fall, leaving bare patches. You may also notice black streaks and dieback on young stems and white spores on the undersides of leaves. Box blight can be confused with the effects of box caterpillar.
19 cze 2023 · Flowers of the gladiolus are vibrant and showy, making the flowering stage one of the most anticipated stages of growth. Depending on the variety and climate, flowering usually occurs in the summer or early autumn. There are multiple, colorful flowers on a gladiolus stem, called an inflorescence.
Flowers should have 1-5 blooms showing color. Gladiolus can suffer petal and foliage burning due to excessive fluoride, avoid fluorinated water to prevent. Do not over pack boxes or buckets to allow good airflow. If Gladiolus is massed too tightly, individual florets will deteriorate. Gladiolus is susceptible to mildew.
16 lut 2022 · Dark brown spots or lesions on the leaves – The first sign of box blight is usually dark spots appearing on the leaves. Depending on the species of box blight your plants have been infected with, the colouring of this symptom may be pink, grey, or bronze [5].
18 wrz 2021 · The exception is if your gladioli has suffered from bacterial blight – often a result of being grown on wet soils – in which case dig it up and discard the corm. (Image credit: PhotoAlto/Odilon Dimier)
