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Ovulinia petal blight is commonly referred to as Ovulinia flower blight, Azalea flower blight, and Azalea flower spot. [1] First reported in the 1930s on the Belgian-Indica hybrids, petal blight can attack most azaleas under favorable weather conditions. Infected flowers first exhibit small spots, about 1 mm in diameter, which appear water ...
Azalea indica L. [2] Rhododendron obtusum (Lindl.) Planch. Rhododendron indicum is an azalea Rhododendron species native to Japan (S & W Honshu, Shikoku, Kyushu ...
This characteristic makes it easy to identify the species. The flowers have white tubes. This azalea is sometimes also called the smooth azalea for its new leaf growth has no hair, making it smooth to the touch. The leaves range from a blue-green, dark green, or a medium green, and the underside is a light white color. The leaves are usually ...
Brown leaf edges are like a warning sign that your plant is experiencing stress. This could be due to underwatering, where the plant isn’t getting enough moisture to keep its leaves hydrated.
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Azalea leafy gall can be particularly destructive to azalea leaves during the early spring. Hand picking infected leaves is the recommended method of control. [4] They can also be subject to Phytophthora root rot in moist, hot conditions. [5] Azaleas share the economically important disease Phytophthora cinnamomi with more than 3000 other plants.
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 ...
Rhododendron mucronatum is a rhododendron species native to China, where it grows at altitudes of 2,800–4,500 m (9,200–14,800 ft).This evergreen shrub grows to 1–2 m (3.3–6.6 ft) in height, with leaves that are lanceolate to ovate-lanceolate or oblong-lanceolate, 2–6 by 0.5–1.8 cm in size.