Planting Technology Lists
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Causes and treatment methods of yellowing and non-flowering of Catharanthus roseus leaves
The main results are as follows: (1) lack of light leads to yellow leaves and no flowering. Treatment: Catharanthus roseus needs to be kept in a sunny and warm place during daily maintenance. If you stay in a shady environment for a long time, it will cause overgrowth of plants, yellowing of leaves and non-flowering. Especially when there is not enough sunshine in winter.
2018-11-15 -
The emerald leaves turn yellow.
1. Acidity and alkalinity lead to the yellowing of emerald leaves: emeralds prefer acidic soil. If planted in the north, the leaves will fade gradually, turn yellow or even fall off after long-term application due to alkaline water quality and soil quality. Solution: the easiest way is to pour fermented rice washing water or Rain Water
2018-11-15 -
The reason why emeralds do not bloom
Emerald is a kind of plant introduced to the mainland from the tropics. Originally, emerald can normally produce flowers with better color in a hot and humid environment, because climatic conditions are as important to plants as sunlight and moisture. Once you leave the native place, you naturally have to show a lot of maladjustment.
2018-11-15 -
The reason for the yellow leaves of the Silver Queen
Excessive watering Excessive watering causes soil hardening or excessive viscosity, which makes the roots of the Silver Queen breathe poorly and causes the roots to rot, which reduces the ability of the roots to absorb water and nutrients, seriously affects the growth of the plants and causes the leaf tips of the plants to wither and yellow.
2018-11-15 -
The leaves of Qianshou Guanyin turn yellow and droop for the following reasons:
1, improper watering Qianshou Guanyin watering too much, the root system can not get oxygen, there will be discomfort, but the symptoms are mainly manifested in the leaves, such as leaf yellowing and other phenomena. Countermeasure: it is better to water thoroughly and dryly. Don't let the pot soil get wet all the time. You'd rather be dry than too wet.
2018-11-15 -
Causes of yellowing of Phyllostachys pubescens leaves and its treatment
1. Overwatering. The basin soil is too wet for a long time, which causes anoxia in the soil, causes some fibrous roots to rot, hinders normal respiration and absorption of water and nutrients, and causes leaves to turn yellow and fall off. After the damage, the young leaves turn yellowish first, and then the old leaves turn yellow gradually. Watering should be controlled immediately, fertilization should be suspended, and the soil should be often loosened.
2018-11-15 -
The reason for the rotten roots of money trees
Improper watering usually leads to rotten roots of the money tree when it is overwatered. The money tree itself likes slightly moist soil, the potted soil should not be too dry, but if it is watered too much, it will cause the harm of rotten roots. Because in the case of too much watering, the basin soil is likely to accumulate water.
2018-11-15 -
What is the reason why the leaves of the money tree turn yellow?
Watering too wet money tree leaves fleshy, can store water, so it can withstand drought, but avoid wet water, too much watering will often lead to rotten roots, resulting in yellow leaves. The air is too dry, the tree likes the humid environment, the suitable air humidity is about 85%, too dry leaves will cause yellow leaves.
2018-11-15 -
Cyclamen leaves turn yellow
1. Long-term de-fertilization: there is no application of nitrogen fertilizer or change of water for a long time, and there is a lack of nitrogen and other nutrient elements in the water, resulting in thin and yellow branches and leaves. It is necessary to change into new culture water in time and gradually apply rarefied mature liquid fertilizer or compound flower fertilizer. 2. Excessive fertilization: if you apply too much fertilizer, the new leaves will be thickened and uneven.
2018-11-15 -
Insect pest of Dryopteris Dryopteris-scale insects
1. Reason 1: when withered leaves are found in the maintenance process, the fern should be cut off in time to keep the plant fresh and beautiful and conducive to the germination of new leaves, otherwise too messy and crowded branches and leaves will lead to growth weakness, leaf yellowing and wilting.
2018-11-15