You can hang a few balloons to drive away birds, but if you use the same method too much, birds will learn to be smart. Therefore, it is suggested to use several methods more, and the effect will be better. In addition to driving away birds and balloons, you can also make fake scarecrows, set off firecrackers, hawk calls, knock sounds and other recordings. , and play them at high volume from time to time. You can also hang some old CDs on the tree.

Jinglong bird-expelling balloon