Waterwise Perennials Lubbock Master Gardeners Width / Evergreen / Seasonal Color/ Botanical Name & Common Name Picture Height Light EarthKind™ IndexMaintenance Spread Deciduous Interest Feature Comments A rapid grower, this plant tends to become Gray-green ratty and eventually foliage that Artemisia x 'Powis Castle' declines in vigor unless 1-2' 3-6' S E Year round becomes 10 Excellent for borders or foliage contrast Artemisia pruned back rather silver white as in well drained sites. severely at least once a it matures year. Avoid pruning in the heat of summer. Water improves Yellow flowers blooms; Dead head Rudbeckia fulgida 'Goldstrum' Black Eyed Susan 2' 2-3' Sun D Summer with dark blooms for greater Good for cut flowers. Multiples centers. flowering. Prune back rapidly. in late winter. Gaillardia sp. Remove spent flowers Attracts butterflies. Xeriscapic, Various colors for continuous display. Texas native. An excellent cut flower such as wine- Cut back untidy growth Spring to with a vase life of 6 to 10 days. 18" 16" Sun D red or yellow. in late summer. Allow Blanket Flower Early Fall Perennial varieties include Gaillardia Daisy-like seed heads to grandiflora and aristata. Annual blooms completely dry prior to varieties such as gaillardia pulchella - trimming. Indian Blanket are also available. Deadhead to encourage repeat Tiny bell blooming through the shaped pink summer. Pruning back Mid spring to Heuchera sanguinea Partial flowers. the coral bells foliage in 12-15" 10' E early Hummingbird plant. Good in borders. Coral Bells shade Green, yellow, early spring to make summer Dainty flowers, excellent mass plantings. pinkish to room for the new bronze leaves growth can help it stay in better form but is not absolutely necessary. Coreopsis lanceolata Butterfly plant. Native Texas wildflower. Sun / Spring to Prune off old blooms for Other varieties such as Coreopsis 1-2' 6-9" part D Yellow flowers 7 Coreopsis Early Fall repeated flowering. tinctoria are also available. NOTE: shade There are both annual and perennial varieties. 2010_perennials_sr_short01.xls November 2009 1 Waterwise Perennials Lubbock Master Gardeners Width / Evergreen / Seasonal Color/ Botanical Name & Common Name Picture Height Light EarthKind™ IndexMaintenance Spread Deciduous Interest Feature Comments White flowers Melampodium leucanthum Spring to 6-12" 1-2" S E with yellow Prune back if leggy Attracts butterflies. Texas native. Daisy, Blackfoot Early Fall centers Xeriscape. Excellent rock garden plant. Leucanthemum x superbum Excellent as a ground cover or border Sun / White flowers Divide to maintain vigor plant since the foliage is attractive and 2.5-3' 12-18" part E Summer with golden Daisy, Shasta every 3-4 years. remains green all year. An ideal cut shade yellow centers flower, lasting up to 10 days in arrangements. Pink, purple, red, peach, Remove the entire apricot and all stem once the flowers shades in have finished. Daylilies 1-2' between. Sun / should be divided every Hemerocallis spp. Flower Early Petals may be 1-2' part D 7 three to five years. Plant bulbs in fall. Can be used as Daylily stalks from summer ruffled, twirled shade Division is best done in groundcovers if planted on tight centers. 2-4' or flecked with early spring or in the fall eye-catching after the plants are glitter called dormant. "diamond dust." Mid June or early July, cut back by 1/2 to 2/3. Gaura lindheimeri Sun / Flowering will Tall spikes with flowers. flowers Pink or white 3-5' 2' part D Spring to fall commence again resemble swirling butterflies. Can be a Gaura flowers shade shortly after shearing. short-lived perennial. Attracts Cut back to 3" in mid butterflies. February. Iris x germanica Clean out dead foliage An old fashion herbaceous Multiple colors in January. Divide in perennial with sword-like leaves 1-3' Indefinite Sun E Spring 9 Iris, Bearded available fall when clumps radiating in a fan from rhizomes just at become crowded or immediately below the surface of the soil. Also known as German Iris. 2010_perennials_sr_short01.xls November 2009 2 Waterwise Perennials Lubbock Master Gardeners Width / Evergreen / Seasonal Color/ Botanical Name & Common Name Picture Height Light EarthKind™ IndexMaintenance Spread Deciduous Interest Feature Comments Deadhead spent flowers. To allow the Sun / Late winter, White, yellow plant to store energy for Iris x hollandica 18-24" 6-8" part D Iris, Dutch early spring to blue flowers next year's bloom, do Flowers are good for cutting. shade not cut off leaves until they yellow. Highly Lantana spp. variable, Some form groundcovers only 1' Cut dead canes to the white, purple, or so tall, others are rounded shrubs ground in mid-winter; if yellow, reaching 6' in height. The dark green the plant has survived, orange, red, foliage is prickly with a pungent scent. 1-6' 3-6' Sun D Spring to fall 9 small sprouts will Lantana pink, even Shrubs, herbaceous perennials, or emerge from the base with two or annuals depending upon the cultivar of the plant in early three colors and location of growth. Good varieties spring. on single for Lubbock area are Confetti, Irene and cyme Dallas Red. Attracts butterflies. Lavandula sp. A herb that can be used as a low Prune by 1/3 to 1/2 to hedge in the garden or can be grown in Fragrant royal Late spring keep plant from getting a container. It is ideal for cutting and purple spikes. 15" 15" Sun D through woody. Prune in fall drying flowers to be used in potpourri. L. Lavender Gray-green summer before hard freeze or in angustifolia is known as English foliage. summer after blooming. Lavender (most cold hardy). L. stoechas is known as Spanish Lavender. Ruellia Brittoniana Petunia-like flowers. Reseeds profusely. Taller types are invasive so Prune taller varieties to Sun / Spring to Blue / purple choose dwarf varieties such as "Katie" 8" 10" D 3" after first frost Mexican Petunia, Dwarf shade summer to pink or "Bonita. Note: if you plant the browns leaves. standard/taller variety, Ruellia nudiflora, make sure you choose a sterile selection. Open-branching form may be kept more Pavonia lasiopetala compact by frequent Rose pink Popular garden accent plant. Sun / Spring to pruning, which 2-3' 3' D hibiscus-like Reseeds freely. Flowers open in the Rock Rose part sun Early Fall promotes new growth blooms. morning and close up by early afternoon and more flowers. in our highest heat. Trim shoots growing out of desired area. 2010_perennials_sr_short01.xls November 2009 3 Waterwise Perennials Lubbock Master Gardeners Width / Evergreen / Seasonal Color/ Botanical Name & Common Name Picture Height Light EarthKind™ IndexMaintenance Spread Deciduous Interest Feature Comments Salvia guaranitica Dark blue Spectacular bloomer with large flowers Spring / flowers with Dead head blooms for 3-4' 4' Sun D and deep green foliage. Perfect for back Sage, Blue Anise Summer almost black greater flowering. border or plant among shrubs. sepals Hummingbird and butterfly attractor. Pale yellow, orange, salmon, Prune back to 4 inches fuchsia, in late winter and again purple, red- by one half in August to violet, maintain a tidy shape, Sun / Salvia greggii Late spring burgundy, or allow to grow and 3' 3' partial SE 9 Very tolerant to heat and Sage, Cherry, Autumn or Autumn Sage to frost some with spread or sprawl for a sun drought. white more natural variegation of appearance, with leaves or occasional pruning of flowers are old wood. commonly available The mealy blue sage requires no pruning, but Salvia farinacea Spring / 2-3" 18-24" Sun D Violet blue 9 some tip pinching will Beds & borders container Sage, Mealy Blue summer / fall encourage more plantings cut flowers natives blooms. Velvety purple Do not prune back until Salvia leucanth Sun / or deep rose after last frost. Remove Good companion plant for the yellow 3-5' 18-24" partial D Fall flower spikes 9 Sage, Mexican Bush Sage spent blooms to flowers of fall. Graceful grayish-green sun with small encourage new growth. foliage. white flowers. Sedum spectabile Sedum do not need Autumn Joy is a very good variety for White flowers deadheading and often the Lubbock area. The succulent turning to look good right through foliage forms a rounded mound after Sun / Summer to reddish color the winter. Pruning the overwintering in a rosette form. Sedum 6-24" 1-2' partial D 10 Sedum, Showy Snowcrop fall in late plants back in early July are suitable for edging, specimen plants sun summer, early will encourage them to and containers. Smaller varieties are fall. get bushier and to grow good choices for rock gardens and wall. more study. Sedum make great cut flowers and are popular with butterflies. 2010_perennials_sr_short01.xls November 2009 4 Waterwise Perennials Lubbock Master Gardeners Width / Evergreen / Seasonal Color/ Botanical Name & Common Name Picture Height Light EarthKind™ IndexMaintenance Spread Deciduous Interest Feature Comments Stachys coccinea Prune back if it Sun / Coral / red Constant bloomer. Attracts Summer to becomes ragged and 1-1.5' 2-3' part SE flowers. Gray- hummingbirds. Can be used as ground Texas Betony fall new flowers will shade green foliage. cover. Native perennial. Drought emerge. tolerant. Sun / Verbena bipinnatifida Spring No maintenance 1' 6-18" partial SE Purple 8 Note: Verbena x hybrida is an Verbena, Prairie through fall required. sun annual variety. Butterflies enjoy. Callirhoe involucrata Foliage has scalloped edges; trails on a Sun / Spring to Cut back to rosette in vine-like stem. Sprawling plant great for 1-2' 1-2' part D early Purple / White Winecup winter. filling in-between plants. Host plant for shade summer the Gray Hairstreak butterfly. Also known as Polly Mallow. Achillea spp. Host plant for Painted Lady Prune top 1/2 at end of butterfly. Finely-cut, fern-like leaves.