As one of the traditional ornamental flowers in China, camellia is also loved by many flower friends. But the friends who raise Camellia at home must also encounter the invasion of Camellia disease. Now Xiaobian will introduce the common diseases and control methods of Camellia.
Anthracnose
Soot disease
The disease that causes branches and leaves to suffer is most obvious on the leaves. In the early stage of the disease, there will be small soot like mildew spots, then gradually expand, connect into pieces, and finally most of the plants will be covered by soot like mildew layer. After parasitizing, the pathogen not only absorbs the nutrients of flowers, but also seriously affects the photosynthesis and respiration of plants, and finally leaves a large number of plants.
Control method:
Root knot nematode
Control methods:
Clouded leaf blight
Damage to twigs, leaves and buds of Camellia. Most of the lesions on the leaves occurred at the tip and edge of the leaves. At the initial stage, the lesions were semi-circular or irregular, yellow green, and then gradually brown, and at the later stage, the lesions were gray white with dark brown edge. In the later stage of the disease, the leaves were brittle and easy to fall off, and the lesions on the shoots were strip black brown, and the branches died in severe cases. The peak period is from May to August.
Control method:
2. Cut off and burn the damaged branches in time.
