1. California tree poppy
Size: 6 feet tall and 6 to 8 feet wide, but can spread much wider over time
Conditions: Full sun to partial shade; average to dry, well-drained soil
Native range: Southern California
Even surrounded by other showy spring bloomers, California tree poppy’s 9-inch flowers with crinkled white petals stand out. Flowering for us in April and May, this shrublike perennial with gray-green, rubbery-textured leaves fits well near the back of a mixed border. In years with mild winters, plants in our garden remain mostly evergreen. They require some hard pruning before spring to keep them neat. Growing in full sun with space to spread in sandy loam soil, our plants must not have gotten the memo on not liking summer water, because both irrigation and rainfall haven’t proven detrimental.
2. Soap aloe
Size: 1 to 2 feet tall and 2 feet wide
Conditions: Full or…
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