Dog Rose (scientific name: Rosa canina) is the rose species, native to Europe, northwest Africa and western Asia, is Romania's national flower, also in Hampshire County, England flowers. English Dog Rose.
Because the fruit is rich in vitamin C, is commonly used to make syrup, tea, jam and liqueur, such as leaves and topical to treat wounds. Rose few pests and diseases, often cultivated sawflies, rose sawfly, scale insects, aphids and banana leaf disease, canker, black spot and other pests, in addition it should be noted Pensha with liquid, the setting should be with other flowers configured to use, not a grown too. Every winter, the old branches and dense branches, often trimmed intensity, light transmission and maintain good ventilation, can reduce pests and diseases. Alternaria: mainly against leaves, petioles and young shoots and early onset of blades, the front appeared purple-brown to brown dots, after expanding more round or amorphous dark brown spots. Can be sprayed with carbendazim, thiophanate-methyl, reaching Ning and other drugs. Powdery mildew: against leaves, both sides appear White powder, early symptoms is not obvious, powdery layer appear 3--5 days, leaves were water-soaked, gradual loss of green to yellow, causing serious injury when the leaves fall off. Onset of spraying carbendazim, triadimefon can be, but to the country Guangying satisfied best. Rose Rust: Rust is a common rose diseases. Leaves and new shoots are likely disease. Serious illness can cause leaf off a large area to cause flowers lose ornamental value, and even death. If you find the disease, should be promptly treated, can be 800 times triadimefon foliar spray once a week for 3-4, this disease can basically recovered. Rosa Rosaceae Rosa multiflora perennial deciduous shrub roots, stems and leaves, flowers and fruits. Chinese medicine called Rose of cold, bitter taste, there Qingshu and stomach, dampness chills, and efficacy of blood detoxification, income "Compendium of Materia Medica" is among.