Regional Picks: Tough Roadside Plants – Mountain West
1. Woolly Veronica Name:Veronica pectinata USDA Hardiness Zones:2 to 7 Size:3 inches magniloquent and 8 inch all-encompassing atmospheric condition : Full sun ; adaptable to many soil conditions This ground - hugging , matlike perennial can take a beating and still seem not bad . With its volume of silvery leaves , woolly veronica can easily suffocate most weeds . Little violet - blue blooms with cheery snowy centers cover the plant midspring , then remain off and on throughout the season ....