How do you attract good bugs like ladybirds?

There are many ways to attract ladybugs. Try to keep flowers like pot marigolds, chives, Cosmos, dandelion, dill, Feverfew, marigold, sea lavender, Musturd, and Sweet alyssum. All these are attractive for ladybugs. If you want ladybugs to rid aphids, you can get them from a store to make this a whole lot easier.