By Dr. Dale Hancock In a spring with decent rain, thousands of tiny billboards spring-up along highways and on native rangeland advertising all-you-can-eat pollen and nectar. Even in dry years, you’ll see blossoms from deep rooted perennials including redbud, mesquite, soapberry, agarita, and prickly poppy. Given Menard County’s large acreage of native range and lower incidence of widespread insec…