 thicker than hair on a dog's back and they really are beautiful now and it's a really nice pollinator plant so you can utilize coneflowers all over the place as long as it's really good and sunny and they will love it as well as that black-eyed susan that's the one that many people are looking at now it's got a yellowish bloom like a daisy with a dark blackish center to the flower and it's just a big massive bloomer and then garden phlox we have a lot of garden phlox all over tulsa