We can almost guarantee that this will be your new favorite crochet stitch. This How to Crochet the Larksfoot Stitch Tutorial is great if you know how to double crochet. You can take your crochet patterns to the next level with the larksfoot stitch.
Crochet - Granny Spike Stitch - leaves fewer gaps, because the second double crochet is crochet through the top of the second double crochet of the row below. Possibly use a dc,tc, dc pattern in the clusters? From Do It Darling.