How to raise koi fish in courtyard fish ponds

1. Generally, artificial fish ponds cannot support living aquatic plants without sediment.

2. The artificially excavated pool can be planted with soil.

3. Planting grass is based on the principle of suitable land and grass. Forcibly planting southern grass in Beichi generally does not live, and vice versa.

Sometimes, plants, such as water lilies, can be planted in cement pools.

Koi fish will eat a lot of aquatic plants.