The flowers are covered with bugs like fish eggs. They are black. What kind of bugs are these?

do you have any pictures of this bug? Little black bugs born on flowers, usually aphids, are also called bored bugs and honey bugs. They inhabit twigs and leaves in groups and suck plant juices, causing poor plant growth. You can buy imidacloprid from agricultural stores, dilute it with water according to the packaging requirements, and then spray it to kill aphids.