There are several reasons for the yellowing of the leaves of potted plants(planting trays wholesale): water yellow, the new shoots shrink at the top, the young leaves are light yellow, and the old leaves are gradually dark yellow. The reason is long-term waterlogging, soil hypoxia, and some roots rot(1 gallon fabric pots). Water and fertilize. For example, Clivia, fuchsia, and orchids all have this phenomenon in summer. Pesticides can also be used when the disease is serious.
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The new shoots and new leaves of dry yellow are normal, and the lower leaves gradually fall off or scorch upward(large plastic planters cheap). The reason is that it has not been watered or dehydrated for a long time, causing the lower leaf branches to age. Water should be appropriate to keep the pot soil moist. Changing the original potting soil to peat soil or soaking the grass in water to rot and watering is also effective(bulk mini succulent pots). Please refer to the product manual for details.
(cheap plastic nursery trays manufacturers europe)Valuable flowers and trees can also be planted with radish or cabbage seeds in the pot(plastic flower pots bulk), and plucked out a few days after the seedling emerges to consume the fertilizer in the pot. No unfermented human and animal manure and cake fertilizer are used to prevent breeding conditions for pests(200 gallon container). Mosaic virus is harmful. Yellow spots appear on the leaves and gradually expand into pieces. Such yellow leaves should be picked and burned in time.
If the hungry yellow has not been changed for a long time(plastic flower pots wholesale), or the plant is large or small, insufficient fertilizer and water, or the roots in the basin are too dense, and the light is insufficient, so that the branches are tender, the nodes are long, and the leaves are thin and yellow. The basin should be changed in time to increase the fertilizer and water. illumination(small plant pots bulk). In some cases, the appearance of yellow leaves in potted flowers is also normal.(cheap plastic nursery trays manufacturers europe)
Alkali yellow: Some flowers in acid-loving soil, such as camellia, rhododendron, white orchid, gardenia, orchid, etc.(plastic hanging baskets wholesale), may cause yellowing or fall off of their leaves due to the alkalinity of the water and soil. You can add 0.1% sulfur powder or alum fertilizer to the pot soil(nursery trays for plants). Commonly used pesticides are Bordeaux mixture, lime sulfur mixture, thiophanate, pentachloronitrobenzene, formaldehyde, senbendonium, carbendazim, dibromochloropropane, etc.
(cheap plastic nursery trays manufacturers europe)We may use pesticides to prevent them. Starscream hides mainly on the back of the leaves, and the red dots can be seen with the naked eye(nursery plant pots wholesale). The method of smoking is to put the potted flower in a jar and light a mosquito incense on the side. Fat yellow: the new leaves are thick and shiny, but the unevenness is not stretched, and the old leaves gradually become yellow and fall off(5 inch plastic plant pots). Stop the fertilizer immediately and increase the amount of watering.
For example, after the new shoots of the four season orange, white orchid, jasmine, etc(wholesale nursery supplies plastic pots). germinate, the old leaves will fall; yellow leaves caused by environmental discomfort: such as air pollution; improper or excessive use of pesticides, Showing leaf tips or local browning; flowers that prefer cold environments in summer encounter high temperature and humidity in summer(5 gallon containers for sale), and poor ventilation can also cause yellow leaves to fall off.
Nutrition disorders after transplanting flowers and trees(plastic plant pots bulk); insufficient light in the outer branches and leaves of the plant, and a small amount of yellow leaves falling off; deciduous flowers and trees due to the arrival of frost, the leaves turning yellow and zero, etc., are normal phenomena(teku plastic pots). However, for diseases caused by viruses, the damaged branches and leaves of the plant must be burned ruthlessly to prevent the spread of infection.(cheap plastic nursery trays manufacturers europe)