What are the orchid diseases and their control methods?

Most of them occur in the rainy season. Attention should be paid to ventilation and light transmission, and the basin soil should be well drained to prevent it. After the onset, the basin soil with bacteria can be removed and sprinkled with pentachloronitrobenzene powder or lime.

2. Anthrax

All the year round, especially the hot and rainy season. The prevention and control method is not only to improve the environment.

3. scale insects

In the case of high temperature and humidity and poor air circulation, the reproduction is the fastest. Prevention and treatment with conventional methods.

Extended data:

The morphological characteristics of orchids are:

1, epiphytic or terrestrial orchids, rarely saprophytic, usually with pseudobulb; Pseudobulb is ovoid, ovoid or spindle-shaped, rarely absent or elongated into a stalk, and is usually enclosed in a sheath at the base of leaves.

2. Orchids have several or more leaves, usually on the base or lower nodes of pseudobulb, in two rows, banded or rarely oblanceolate to narrow oval, with broad leaf sheaths and nodes around the base and pseudobulb.

3. Orchids are composed of pedicels, receptacle, calyx, corolla, pistils and stamens. Orchid is a kind of peculiar flower, and its peculiarity lies in its unusual flower structure.