Size: To 4 feet tall and 3 feet wide Growing Conditions: Full to part sun in moist, well-drained soil Buy It: Happy Returns Daylily ($20, The Home Depot) Test Garden Tip: Sea oats can be an aggressive spreader in the garden; prevent reseeding by cutting off seed stalks in late summer. Size: To 5 feet tall and 30 inches wide Growing Conditions: Full sun to part shade in moist, well-drained soil; drought tolerant once established Size: To 3 feet tall and 2 feet wide Growing Conditions: Full sun in moist, well-drained soil Size: To 3 feet tall and 2 feet wide Growing Conditions: Full sun to part shade in average soil; can tolerate poor soils and drought Buy It: Goblin Gaillardia ($15, Breck’s) Size: To 3 feet tall and wide Growing Conditions: Full sun in well-drained, average soil; can tolerate drought Buy It: New Vintage Red Yarrow ($11, Etsy) Size: To 3 feet tall and 4 feet wide in most conditions Growing Conditions: Full sun in moist, well-drained soil Zones: 8-11, but grown as an annual in colder regions Buy It: Lantana Mix ($19, The Home Depot) Size: To 1 foot tall and wide Growing Conditions: Full sun in well-drained soil; drought tolerant once established Zones: 4-10, but usually grown as an annual Buy It: New Day Mix Gazania Seeds ($3, Etsy) Size: To 3 feet tall and wide Growing Conditions: Full sun in well-drained soil; can tolerate drought Buy It: Lavender Grosso ($23, Walmart) Test Garden Tip: Most hydrangea varieties don’t deal well with drought. Be sure to keep them well-watered. Size: To 7 feet tall and 12 feet wide Growing Conditions: Full sun to full shade (depending on variety) in moist, well-drained soil Buy It: Endless Summer Hydrangea ($40, The Home Depot) Size: To 65 feet tall and 20 feet wide Growing Conditions: Full sun to part shade in well-drained soil; can tolerate drought Buy It: Blue Rug Juniper ($30, The Home Depot) Test Garden Tip: Although portulaca is an annual, it commonly self-seeds in the garden, so you may need to plant it only once. Size: To 9 inches tall and 1 foot wide Growing Conditions: Full sun in well-drained soil; can tolerate drought Buy It: Double Yellow Moss Rose seeds ($1 for 1500, Etsy) Size: To 3 feet tall and wide Growing Conditions: Full sun to part shade in moist, well-drained soil Zones: 10-11, but usually grown as an annual Buy It: Pinto Premium Geranium Mix seeds ($23, Walmart) Size: To 30 inches tall and 3 feet wide Growing Conditions: Full sun in moist, well-drained soil; drought tolerant once established Size: To 1 foot tall and wide Growing Conditions: Full sun in well-drained, moist soil Buy It: Armeria Flower Seeds ($2 for 100, Etsy) Size: To 5 feet tall (in bloom) Growing Conditions: Full sun and well-drained soil Buy It: Allium ‘Gladiator’ ($19 for 3, White Flower Farm)