Evergreen Perennials for the Southwest

Purple poppy mallow

Callirhoe involucrata

Zones:4–9

Size:8 to 12 in tall and 2 to 3 feet wide

Conditions : Full sun to fond wraith ; well - drained stain

Native mountain range : United States , south - fundamental Canada , northerly Mexico

Purple poppy mallow , also called vino loving cup , form low mound of dense , deeply green foliation that is nicely complemented by its dramatic Battle of Magenta blossoms , which provide nectar for butterfly and bee alike . The largest show of blooms is in fountain , but this plant life will continueto flower intermittently throughout the year . royal poppymallow is evergreen in warmer field and semi - evergreenin colder zone . In locations where it is semi - evergreen , simply trim down back dead stems and leave , and a flush of young basal foliage will presently follow . This plant has a trail habit that can be accent by allowing it to cascade over a wall . Once constitute , purple poppy mallow is drouth tolerant . It ’s also an authoritative hostplant for the gray-headed hairstreak and paint lady butterflies .

Texas sotol

Dasylirion texanum

Zones:7–11

Size:3 to 5 feet tall and wide-cut

experimental condition : Full Lord’s Day ; dry , well - drained grease

aboriginal range : Texas , northeastern Mexico

Texas sotol has an graceful , unionised growth flesh that can add evergreen structure to any Southwestgarden . The long , strap - shaped folio radiate out from the foundation , creating a rounded shape . This foliation is lined with hooked , sharp pricker and has historically been usedto create baskets , roof , and circle . Texas sotol prosper in scorching full sun with very well - draining soil . Once it is mature , it will blossom every twelvemonth to every other yr in former summer . The flower spindle grow to a imposing 8 to 15 foot tall with densely packed creamy yellowflowers that pollinators cloud to . This perennial make an impressive accent plant life or container works ; it also canbe used to make a nice border when industrial plant are given enough blank to fulfill in .

Damianita daisy

Chrysactinia mexicana

Size:2 feet tall and wide

Native range : New Mexico , Texas , eastern Mexico

This perennial is a stellar xeric plant bearing vibrant yellow blooms , and its rounded growing riding habit impart a softer texture to the landscape . The composite flowers are quite showy with their bright white-livered radiate heads , and the needlelike foliage below is very fragrant . In spring , blossoms carpet the plant and will preserve to flower off and on throughout summer . Damianita daisy establish for a sensational stress or a showy deal planting , but it can also be used as an attractive ground cover . This perennial thrives best in full Lord’s Day and will tolerate short soil . A light tipping after bloom periods will help regulate the plant as well as encourage more flaming and denser foliage . Damianita daisy is exceptionally drouth tolerant .

Breaklights ® red yucca

Hesperaloe parviflora‘Perpa ’

Zones:5–10

Despite the name , red yucca is not a true yucca ( Yuccaspp . andcvs . , Zones 4–10 ) , although it performs like one . The cultivarBreaklights ® has a bright deep red - red flower color that contrastswell with the blueish - unripened foliation below . It flower from other spring through summer . hummingbird make out to visit the tubular violent flowers . grow from 2 to 3 feet tall , the bloom straw is at first the same bright ruby red ink as the flowers . As it age , it turns green and finally brown . This perennial expand in the blistering of full - sun beds but can take fond shade as well . It also seem arresting in a large terrace green goddess . Its succulent grasslike foliage provide class - round interest . Once establish , this plant is very drought liberal , but it will blossom more prolifically with supplemental H2O during the dry catamenia of summertime .

Amy Gallowayis a horticulturist at the Lady Bird Johnson Wildflower Center in Austin , Texas .

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