What aquatic plants can be planted in the courtyard fish pond to purify water?

You can plant water lilies.

Water lilies are colorful and charming, and are known as the goddess of water. Water lilies can be planted in ponds or potted indoors. You can also choose beautiful flowerpots and put them in front of buildings, sculptures and rockeries according to the needs of the landscape. Miniature varieties of water lilies can be planted in elegant flowerpots to decorate and beautify the living environment.

At the same time, the water lily root can absorb toxic substances such as mercury, lead and phenol in water, and can also filter microorganisms in water, so it is a rare water purification plant material.

Extended data:

Water lilies are born in ponds and lakes, and like sunny, warm and humid environment with good ventilation. Cold-resistant water lilies can withstand the temperature of -20℃ and will not freeze to death.

It is a type of flowering in the daytime, with petals opening in the morning and closing in the afternoon. A pond with a little shade tolerance and shade on the shore can bloom, but its growth is weak. The soil quality is not strict, and the pH value is 6-8. They all grow normally, but they like loam rich in organic matter. The water depth in the pond of growing plum festival is less than 80cm, and some varieties can reach 150cm.

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