Planting Technology Lists
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Dryopteris Dryopteris disease-leaf blight
The symptom scale insect is a common pest of Dryopteris Dryopteris, which is easy to occur under the condition of warmth and humidity and poor ventilation. When the disease occurs, it can be seen that there are white protuberances on the leaves, the leaves will droop and wither, and in serious cases, the whole leaves will be scorched yellow. There are many control methods for Dryopteris, so it is difficult to check the scale insects on each leaf.
2018-11-15 -
The reason for the yellowing of sunflower leaves
Soil is not suitable for indoor pot sunflower should choose acidic soil, soil acidity is not enough, will affect the absorption function of sunflower root system, resulting in yellowing leaves. Loose-tailed sunflower is suitable for planting in sandy loam. If the potted soil is too sticky, it will cause part of the root system to rot at the end, and then the leaves begin to turn yellow.
2018-11-15 -
Powdery mildew of Euonymus tomentosa
The symptoms are mainly harmful to young shoots and leaves, mostly on the back of leaves. During the onset of the disease, small white powder spots were first produced on the surface of the tender leaves, and then gradually expanded, the disease spots gradually expanded into a circular powdery layer, and the powdery layer on the old spot turned gray. In serious cases, the whole leaf is covered with white powder, and the leaf shrinks and fades patches appear.
2018-11-15 -
Treatment method of green rotten root of bean clove
According to the degree of root rot of Douban green, like the picture below, you can deal with it. If the roots are so rotten that the stems and leaves rot, there is nothing we can do about it. First, remove the green beans from the basin, then rinse thoroughly, cut off the rotten parts, and then dry them in a cool and ventilated place for an hour, waiting for the wound to heal.
2018-11-15 -
The reason for the yellowing of the leaves of one-leaf orchid
If the light is too strong, the orchid has broad leaves, and the green leaves give people a kind of warmth all the time. This kind of plant is most afraid of bright light. Exposure to the sun for a short time will burn the leaves and affect the ornamental value. If the green leaves in your home turn into a pile of dead grass after being baptized by the sun at noon
2018-11-15 -
The reason for the sagging and yellowing of the leaves of white palm
The phenomenon of soft and sagging leaves caused by too much watering, usually watering should not be too wet, too wet soil is easy to cause root rot and leaf sagging. Remedial measures I believe that many flower friends know the phrase "do not dry, do not water". The watering of white palm should also follow this principle, watering after the soil is dry.
2018-11-15 -
The reason for the yellowing of the leaves of white palm
People with sudden changes in the environment will show signs of discomfort and physical discomfort, as do plants. The living environment of white palm changes suddenly, the soil, temperature, humidity and light change suddenly, or change the pot to injure the root, slow the seedling improperly, all these will cause the plant leaf to turn yellow. Watering is not suitable for white palm as fleshy root
2018-11-15 -
The treatment of yellowing of white palm leaves
Ensure the relative stability of the maintenance environment and reduce the degree of change of the environment, and so on. If the plant hurts the rhizome, you can put it in a cool place and wait for it to adapt slowly. Choose suitable soil when planting, choose acidic soil, cooperate with watering in daily maintenance, the easiest way is to pour fermented rice washing water or Rain Water.
2018-11-15 -
The reason for the rotten roots of bamboo on the back of turtles
Too much watering needs to give the tortoise a warm and moist growing environment when raising the bamboo on its back. Because the tortoise back bamboo is more afraid of drought, it needs sufficient watering when breeding, but if it is watered too much, there will be water in the basin, and then there will be rotting roots. Overfertilized tortoise back bamboo is a fat-loving plant.
2018-11-15 -
Culture methods of Bamboo and Cypress
The suitable growth temperature of bamboo and cypress is between 18 ℃ and 26 ℃, and the cold resistance is poor, and the lowest temperature can withstand the low temperature of minus 7 ℃. Bamboo and cypress are more shady and avoid hot sun exposure. From May to September, we should pay attention to shading. We can build sunshade nets or put flowerpots in places where there is no direct sunlight for maintenance.
2018-11-15