There are many reasons why hydrangea leaves turn yellow. It may be caused by unreasonable watering, too much or too little will cause yellow leaves, watering should follow the wet and dry. It may also be caused by too much or too little fertilization, which can be applied according to the growth trend, and too much fertilization should be diluted by watering. It may also be caused by inappropriate illumination, which should be kept in places with astigmatism and avoid direct light in summer. Or may be caused by soil discomfort, can be replaced with loose, fertile acid soil.
What are the cruciferous vegetables
The main characteristics of cruciferous vegetables are that they belong to herbs, the leaves are spicy, the flowers are bisexual, and the petals are arranged in crosses.There are many common vegetables that belong to this family.For example, cabbage, Chinese cabbage, cauliflower, rape, mustard, turnip, snow red, water radish, carrot, mustard and so on.These are very common in life, not only taste better, food value is relatively high, there are many effects, often eat good for health.
2. What is the effect
1, reduce skin allergies: cruciferous vegetables contain a lot of flavonoids, can play a protective skin, antioxidant effect.Regular eating can also prevent skin allergies, which has a better effect on skin care.
2. Clean up the bacteria in the lungs: Cruciferous vegetables contain carotene, which can clean up the bacteria in the lungs, thus protecting the health of the lungs.If the work is seriously polluted, it is recommended to eat regularly, which is of great benefit to health.
3. Anti-cancer effect: Studies have found that cauliflower, a cruciferous vegetable, contains plant compounds that can inhibit the spread of cancer cells, and contains carotene that can help T cells recognize, thus promoting the fight against cancer cells as soon as possible.
