Not lady bug larvae. Stink bug! Basically, plant bloodsuckers. They are invasive, and prolific in my area, so I was glad to find a virtual nursery teaming with these lil stinkers on Lobelia cardinalis (Cardinal Flower): Minnesota Wildflowers It has been extremely dry, please water your entire landscape! Here is a great fact sheet to use a reference: https: extension.colostate.edu resource fall and winter watering of plants and trees Texas Leads the Nation in Chemical Plant and Refinery Accidents Euphorbia martinii 'Ascot Rainbow' Spurge Rare Roots