Common Oak Sedge (Carex pensylvanica): 1' tall, 2' wide; blooms April–June; Common Oak Sedge has fine textured leaves and a creeping habit. It grows actively in spring and fall when soil temperatures are cooler. Planted one foot on center, it fills-in to form a dense low growing turf that doesn't need mowing (shade/partial shade, medium/dry, clay/loam)