Bloombugs - Native Wildflower Bee and Butterfly Seed Bombs / Balls - 26 Native Wildflower species included per Seed Ball which are all handmade in Lincolnshire. Covers up to 30 Square Feet of Bee friendly wildflower meadow. The highest quality native seeds with no grass seeds included. HOW TO USE BLOOM BUGS SEED BOMBS 1) Find a nice clear area of soil in your garden/field. 2) Throw your seed bombs 15-30 cm apart (best to throw in Spring or Autumn). 3) Make sure they have good access to sunlight and rain water. 4) Wait for them to grow. Usually takes up to 1 year to fully establish.