Ad
related to: how to treat cherry leaf spot disease dracaena pictures flowers
Search results
Results From The WOW.Com Content Network
Septoria padi (Lib.) Thüm. (1874) Cherry leaf spot (Blumeriella jaapii) is a fungal disease which infects cherries and plums. Sweet, sour, and ornamental cherries are susceptible to the disease, being most prevalent in sour cherries. The variety of sour cherries that is the most susceptible are the English morello cherries.
A leaf spot is a limited, discoloured, diseased area of a leaf that is caused by fungal, bacterial or viral plant diseases, or by injuries from nematodes, insects, environmental factors, toxicity or herbicides. These discoloured spots or lesions often have a centre of necrosis (cell death). [1] Symptoms can overlap across causal agents, however ...
Shot hole disease. Cherry leaves with a mild shot hole disease infection. Shot hole disease (also called Coryneum blight) is a serious fungal disease that creates BB -sized holes in leaves, rough areas on fruit, and concentric lesions on branches. The pathogen that causes shot hole disease is Wilsonomyces carpophilus. [1]
F.A.Wolf (1912) Diplocarpon rosae is a fungus that creates the rose black spot disease. [1] Because it was observed by people of various countries around the same time (around 1830), the nomenclature for the fungus varied with about 25 different names. The asexual stage is now known to be Marssonina rosae, while the sexual and most common stage ...
Dracaena trifasciata is a species of flowering plant in the family Asparagaceae, native to tropical West Africa from Nigeria east to the Congo. It is most commonly known as the snake plant, Saint George's sword, mother-in-law's tongue, and viper's bowstring hemp, among other names. [2] Until 2017, it was known under the synonym Sansevieria ...
Dracaena surculosa, called the gold dust dracaena and spotted dracaena, is a species of flowering plant in the family Asparagaceae, native to west and west-central tropical Africa, from Guinea to the Republic of the Congo. [2][1] Its cultivar 'Florida Beauty' has gained the Royal Horticultural Society 's Award of Garden Merit. [3]
Cercospora is a genus of ascomycete fungi. Most species have no known sexual stage, and when the sexual stage is identified, it is in the genus Mycosphaerella. [2] Most species of this genus cause plant diseases, and form leaf spots. It is a relatively well-studied genus of fungi, but there are countless species not yet described, and there is ...
Severely affected leaves can tear away and become jagged, with a dry and reddish-brown appearance. Prolonged wetness on strawberry leaves can exacerbate this disease, so air circulation and sunlight exposure are important to protecting the host plants. These symptoms are similar to leaf scorch and common leaf spot so be careful when examining ...