Pollution-free Prevention and Control of Diseases and insect pests in Bonsai plants

Alcoholic rubbing method gently rubbing the orchid leaves with disinfectant alcohol can kill the scale insects, and there will be few scale insects in the following year.

Vinegar rubbing method cotton balls soaked in edible vinegar (rice vinegar), gently rubbing camellia leaves, not only can kill scale insects, but also can make the leaves affected by pests return to green light.

Iodine daubing method when found that tree stump bonsai dry rot, immediately wipe off the rotten part with iodine blade, deep reach xylem, and then smear iodine on the trunk, a week later and then smear again. In this way, not only can the rot be completely cured, but also for a long time, the trunk scar prominent, enhanced ornamental.

Plant ash soaking method plant ash soaking day and night, take its clear solution sprayed on roses, plum blossoms, pomegranate and longevity peach plants, can effectively control aphids. In flowers and trees, potted plants often spread plant ash, both to increase potassium fertilizer, promote strong flowering branches, but also to prevent gray mold, kill two birds with one stone.

Baking soda spraying method with 0.1% baking soda solution spraying rose, chrysanthemum, balsamina and melon and other flowers, can control powdery mildew, the control rate of more than 80%.

Urea root spraying method If it is found that there are aphids, red spiders, thrips and other pests on flower seedlings, 20% urea solution can be sprayed once every 10 days, continuously sprayed 2-3 times, which can kill the above pests, promote plant green, leaf color bright.

Onion (garlic) extract deinsectization method mashing onion and garlic, soaking in 20 times water, filtering to remove residue, spraying filtrate on both sides of flowers and leaves, can effectively kill aphids, red spiders and leaf miners and other pests. By watering the roots of plants with filtrate, nematode disease of potted plants can also be prevented and controlled.

Plant boiling liquid pest control method pepper, oleander mashed add 20 times water, put in the pot boiled for about 20 minutes, take overflow liquid, cool after watering flowers or spraying plants, pest control effect is better. This liquid should be used up at one time to avoid poisoning by mistake.

Silicon-calcium fertilizer is a new type of fertilizer, fertilizer mixed with a little silicon-calcium fertilizer application, can improve the hardness of the epidermal cells of flowers and trees, enhance the ability of flowers and trees to resist pests and diseases.

Ammonia water injection method The trunk of tree stump bonsai is often damaged by pests such as longicorn, Jiding worm and big stupid moth. It can be injected from the passage port (hole) of moth during larva incubation period, before adult emergence or larva overwintering. About 25 ml of ammonia water is injected, and then the hole is sealed with clay or wax for about 40 minutes, which can kill more than 95% of insect larvae or pupae.