1, beer: beer contains a lot of sugar, protein, amino acids, etc., these for gardenia are nutrients, can promote the growth of gardenia, so watering can add a little beer in the water, about 50:1 ratio can be, can also be diluted with water used to spray leaves, can also make the leaves become green, fat.
2. White vinegar: Gardenia likes acidic environment, so a little vinegar can be added when watering, which can adjust the acidity and alkalinity, promote the vigorous growth of Gardenia, and increase the number of blossoms.
3, wash rice water: use wash rice water watering is also very good, and more convenient.The water left over from rice washing is collected, then fermented and mixed with water, which can be used to water flowers.Watering flowers with rice-washing water can improve the acidity and alkalinity of soil and supplement nutrients for the growth of gardenia.
4, apple peel water: eat the rest of the peel and stone left, and then soak into the water, the next day you can water the flowers, can also play a role in improving alkaline soil.
Every time you water the gardenia, you need to water it thoroughly until you can see the water flowing out of the bottom of the pot, so as to ensure that the roots can absorb the water.