How to effectively prevent and control stem rot in lucky bamboo
Symptoms
Lucky bamboo stem rot causes the plant to die and reduces its ornamental value. It mainly occurs from May to September, when the weather is hot and humid, the stem base turns yellow and soft, the inside of the stem gradually turns red, and the plant rots from the bottom up.
Prevention and control methods
Before planting, choose excellent varieties with a certain degree of disease resistance. Usually pay attention to water control and avoid waterlogging.
Remove diseased plants promptly when found, so as to avoid infecting other plants.
Once any abnormality is found on the stems of lucky bamboo, immediately disinfect with a 3000-fold dilution of 42% Kejunjing powder, or a 1000-fold dilution of 88% oxytetracycline.
Prevention and control methods for lucky bamboo stem rot
This disease causes the death of lucky bamboo and reduces its ornamental value. From May to Septemberhigh temperatureand high humidity, it occurs more often, mainly damaging leaves and stems.
Symptoms:The leaves at the stem base of the seedlings turn yellow; the stem base rots, turns yellow and soft; the inside of the stem turns red; the pathogen gradually spreads upward from the lower cut.
Prevention and control methods:
(1) Cultivate robust seedlings with well-filled tissue; remove diseased plants and burn them in a centralized manner; dig deep drainage ditches and make raised beds 25 cm highfor planting。
(2) Soak the lower cut of the seedlings for 24 hours in a 3000-fold dilution of 42% Kejunjing powder, or a 1000-fold dilution of 88% oxytetracycline.
Lucky bamboo root rot
Symptoms
Root rot mainly damages the roots of lucky bamboo. It does not send up side shoots, or the shoots emerge unevenly, the emergence rate is low, or the young roots at the stem base of the plant rot.
Prevention and control methods
In daily care, avoid rain exposure and provide appropriate shading. Fertilize once a month, combining organic fertilizer with inorganic fertilizer.
Spray promptly when lesions are found. First use a 1000-fold dilution of 70% thiophanate-methyl, after 5 to 7 days use a 1000-fold dilution of 58% metalaxyl-mancozeb, and after another 5 to 7 days use a 1000-fold dilution of 75% chlorothalonil. The order of these agents can be reversed to reduce the pathogen's resistance to the chemicals.
That concludes the introduction to the foul smell of lucky bamboo water as well as the symptoms and prevention and control methods of common pests and diseases. Is there still some cultivation problem you do not know how to handle? Then follow Four Seasons Plant Network, everything you want to know is here!