Oenothera caespitosa - Fine Gardening
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Regional Picks: Big Blooms That Don’t Flop – Southwest
1. Prickly Poppy Name: Argemone spp. and cvs. USDA Hardiness Zones: 8 to 11 Size: 18 to 36 inches tall and wide Conditions: Full sun; lean, sandy soil Prickly poppy…