look at 2 companion patterns, the links below.
Small scale, pale blue background https://www.spoonflower.com/designs/11471662-bee-bug-butterfly-spring-summer-garden-blue-background-by-luzhki34 Medium scale, pale green background https://www.spoonflower.com/designs/11471652-bee-bug-butterfly-spring-summer-garden-green-background-by-luzhki34