Plant Name: Leucanthemum x superbum Growing Conditions: Full sun or part shade and well-drained soil Size: To 3 feet tall and 1 foot wide Grow It With: Try the small-size blooms and leaves of the silvery gray and lavender Russian sage. Zones: 5-8 Plant Name: Dahlia selections Growing Conditions: Full sun and moist, well-drained soil Size: To 6 feet tall and 2 feet wide Grow It With: Create an interesting contrast in your low-maintenance landscaping with spiky, upright liatris. Zones: 5-8 Plant Name: Polystichum munitum Growing Conditions: Fertile, rich, well-drained soil; deep or partial shade Size: To 3 feet tall and wide Grow It With: Use variegated hostas for contrast in color and leaf shape. Zones: 3-8 Plant Name: Polygonatum odoratum Growing Conditions: Shade and moist, well-drained soil Size: To 3 feet tall and 1 foot wide Grow It With: Pair this woodland plant with standards, including ferns and hostas. Zones: 3-8 Plant Name: Oenothera selections Growing Conditions: Full sun and well-drained soil Size: To 3 feet tall and wide Grow It With: Pair with another summer-long bloomer, such as perennial geranium ‘Rozanne.’ Zones: 3-8 Plant Name: Asarum europaeum Growing Conditions: Full shade and moist, well-drained soil Size: To 12 inches tall and wide Grow It With: Add fullness with the bushy growth and color of toad lily. Zones: 4-8 Plant Name: Lobelia cardinalis Growing Conditions: Sun or shade and moist soil Size: To 3 feet tall and 2 feet wide Grow It With: Add low-growing waves of contrasting colored petunias to your garden. Zones: 2-8 Plant Name: Lupinus spp. Growing Conditions: Moderately fertile, light, slightly acidic soil and full sun or partial shade Size: To 3 feet tall and 1 foot wide Grow It With: Try a complete opposite, like the snowball shapes of viburnum. Zones: 5-8