Cigarettes contain alkaloids, the main component of nicotine, also known as nicotine, water with cigarette butts can kill pests in the soil, but also improve pot soil.
The water concentration of cigarette butts is high and the alkalinity is strong.
1. Soak the cigarette butts in water for 1-2 days, filter them, dilute them with water, and then water the flowers.
2. Spray: spray the cigarette butts on the flower stems or leaves.
3. The ash in the ashtray can be sprinkled in the flowerpot. After watering, the ash can be dissolved in the soil, which can eliminate the pests in the soil.
Cigarette butts water is suitable for alkali loving flowers, but not for acid loving flowers, such as azalea, gardenia and Camellia.