How often are round-leaf taro watered? what about the rotten roots of round-leaf taro?

Round-leaf taro is a kind of plant with large leaves, the leaves are more common and green, there are some striped distribution above, there is a certain ornamental value. Now many families like to raise it, but in the process of breeding, if it is not taken care of properly, it may cause rotting roots.

How often is round-leaf taro watered?

Round-leaf taro likes the wet environment, so the growing season should be watered once a day, and the spray around the page and environment should be strengthened to keep it moist and not too dry. Strict control of watering in winter, basin soil is too wet will lead to poor drainage, root rot, so that the leaf withered phenomenon.

When the spring is full of flowers, the plant will reproduce new leaves. The germination of new leaves should not be watered too much, along with the increase of new leaves, gradually increase the amount of water, which is conducive to the healthy growth of the plant.

What about the rotten roots of round-leaf taro?

Go to the florist to buy a bag of carbendazim spray, plant leaves and branches, spray the rest of the pot soil. Spray three times a week, it is better to put in a cool and ventilated place, dry and timely watering, do not water.

Common diseases and insect pests of round-leaf taro and their control methods

1. White silk disease of round-leaf taro. The white silk disease of round-leaf taro is more common. When it occurs, the stem or the leaf base of the plant turns brown near the soil and gradually decays, showing a white mycelial object that can gradually spread, withering and dying the plants on the ground. The disease was white at the initial stage, turned yellow at the later stage, and gradually became brown or tea-brown, and finally the plants on the ground withered as a whole. The disease is more serious from July to August, especially when the soil is too wet or lack of fertilizer.

Prevention and control methods: a small amount of pentachloronitrobenzene can be added to the soil for disinfection, and when the diseased plant is formed, the diseased soil can be cut off, the surrounding diseased soil can be dug up, and new soil can be added; pay attention to keeping ventilation to prevent the plant from being too dense.

2. Round-leaf taro leaf spot. Leaf spot mainly harms the leaves of round-leaf taro and may also endanger the leaf sheath. At first, the disease gradually expanded from small water-immersed spots to large reddish-brown spots. The disease can occur throughout the year, and the onset period is mostly from September to October of each year and March of the following year. Once the disease can be caused by a large number of leaves withering. A series of problems such as poor management, poor ventilation, over-dense cultivation and so on may lead to the occurrence of leaf spot disease, and the disease remains of the plant are the source of the disease growth.

Prevention and control methods: increase the implementation of base fertilizer to improve the disease susceptibility of round-leaf taro. Remove diseased leaves and residual leaves in time and burn them collectively. You can also use 75% chlorothalonil wettable powder 1000 times solution for prevention and treatment.

3. Round-leaf taro scale. The shell insects of round-leaf taro are mainly pink scale, which mostly occur at the back of the leaf or the edge of the leaf, and the occurrence of the page is very few. They suck the leaf sap of the plant by piercing and sucking, which seriously affects the healthy growth of the plant, and even withered leaves and fallen leaves appear in serious cases. Affected by shell insects, plants are very easy to be infected with virus. This highly fertile creature can reproduce more than one year, and its high incidence is in May every year. Once it happens, it is more difficult to place it.

Control methods: for the control of shell insects, they can be sprayed in the nymph stage. At this time, most of the scale insects do not hatch, and the shell has not yet been formed, which can be killed with chemicals. 1000 times of omethoate is sprayed every 7-10 days.

How to fertilize round-leaf taro

During the growth period, round-leaf taro can be irrigated with dilute organic fertilizer once a week. When potted plants are displayed at home or in public places, 0.2% urea and 0.1% potassium dihydrogen phosphate can be poured or sprayed. After entering summer, when the temperature is higher than 32 ℃, fertilizer should be stopped. In late autumn and early winter, if the temperature in the greenhouse is lower than 18 ℃, all forms of topdressing should be stopped, otherwise it is easy to cause fertilizer damage to rotting roots.

Rotten roots of round-leaf taro generally have insect pests, fertilizer, water and other reasons, we can pay more attention, and then you can directly buy medicine for spraying treatment. Round-leaf taro in culture must control the amount of fertilizer and water, too much or too little may affect its normal growth.