White Oak Conference Center Butterfly & Hummingbird Plant Sale Spring 2016 Perennials Adiantum capillus-veneris - Southern Maidenhair Fern – This fern thrives in soils that have lots of organic matter worked into the mix. They prefer shade to filtered sunlight. A great fern for detail shade plantings or containers. Looks delicate, but is really quite tough. Keep soil moist. Can be evergreen most winters. Anisacanthus wrightii - Flame Acanthus – A tough, Texas native, shrubby perennial covered with orange tubular flowers summer & fall. Averages 3’ height. Drought tolerant once established. Hummingbirds! Antirrhinum hispanicum – Spanish Snapdragon – This is an amazing deer-resistant snapdragon that likes the heat! It makes a 1’ tall x 2’ wide clump of fuzzy grey-green leaves. The flowers are pink on the upper lips and whitish on the tips of the lower lip with yellow near the base. Spanish Snapdragon (also called Creeping Snapdragon or Perennial Snapdragon) thrives in our hot, humid summers where most snapdragons fear to tread. Prefers a sunny, well-drained spot. Evergreen “subshrub” – flowers year round with peaks in late spring to early summer and again in the fall. Great for rock gardens or those often neglected corners of the garden! Hardy to below 0°. Aquilegia chrysantha ‘Hinckley’ - Hinckley Columbine - A gorgeous evergreen native Texas perennial for shade gardens. Forms 24” mounds of bright green parsley-like foliage all winter. Then in March-April, produces stalks of magnificent orchid-like yellow flowers for up to 6 weeks! Afternoon shade & good drainage. Asclepias curassivicia - Mexican Butterfly Weed - Great perennial for butterflies and beautiful in the garden as well. Constantly blooming clusters of orange & yellow flowers on 3’-4’ stalks. Responds well to pruning. This is The Monarch Butterfly Plant!!! It is their larval food as well as providing nectar. Do not use insecticides on this plant! Sun, part shade. Moist, well-drained soil. Barleria striata - Blue Philippine Violet - A spectacular fall bloomer! Covered with rich violet-blue flowers all fall & into a mild winter. A 3’– 4’ plant with very attractive foliage. Prefers part shade. Callirhoe digitata – Standing Winecup – A fabulous native perennial that produces 2’-3’ tall slender stems that are absolutely covered with 2” poppy-like, wine-magenta flowers for months in the spring. It prefers full sun and a moist, well-drained soil, but can take a little shade. Cestrum auranticum - Yellow Cestrum– A large, root hardy tropical-looking shrub displaying large showy clusters of bright yellow 1” tubular flowers spring to fall followed by spherical, fleshy white berries. The flowers are an excellent source of nectar for Butterflies & Hummingbirds. Birds love the berries. Grows 4’-6’ tall. Prefers full sun. Responds well to pruning. Cestrum nocturnum – Night Blooming Jessamine – No fragrance garden should be without ‘Night Blooming Jasmine’! Its fragrance fills the evening air with heavenly, tropical sweetness. It has an informal habit – freestanding, but with long, vine-like stems. Small clusters of tubular, white flowers appear at the leaf axils all along the stems. The flowers are attractive but not showy. They are followed by shiny, bright white, fleshy berries. Averages 4’x4’ in cultivation, but may grow larger if it is especially happy. Full sun to filtered sun. Root hardy in severe winters. Moist, well-drained soils. Cuphea ignea - Pink Cuphea - An incredible cuphea! Dainty looking, yet tough, this 2’-3’ upright mounding cuphea forms a solid mass of small green leaves and is constantly covered with adorable Page 1 tubular, pink flowers with lavender lips and white “ears” from spring to fall! It grows in full sun or light shade. Moist, well-drained soil. Hummingbirds & Butterflies. Cuphea ignea ‘David Verity’ - David Verity Cuphea - A compact and more refined version of the standard cigar plant. ‘David Verity’ grows into an upright, very full plant with tiny foliage and it is a non- stop bloomer of small, tubular, orange and yellow flowers spring through fall. It’s an incredibly tough plant and doesn’t seem to have any insect or disease problems. It’s a great companion plant for the Mexican Butterfly Weed. Averages 3’ tall. Sun, light shade. Hummingbirds & Butterflies. Dianthus sp. Carnation - Silver Leaf Miniature Carnation – Red, fragrant flowers occur in great numbers during early spring and into summer. The silver, narrow foliage is a nice contrast to the bright red flowers. Plant in sun to partial sun. Excellent cut flower. Perennial. Duranta ‘Cuban Gold’ - Cuban Gold Duranta – A little tropical shrub that comes to us by way of Jamaica. This is a very versatile plant that can be maintained at 12” or will make a 3’ - 4’ shrub. It can be used in low borders, as a small accent plant, can be sheared as a low hedge, and does equally well in containers. It will hold its dazzling chartreuse color even in the toughest of summer heat and humidity. Bears occasional sprays of light blue flowers. Performs best in full sun to partial shade. Root hardy; adaptable to many soils; drought tolerant once established. Duranta erecta ‘Alba’ – White Duranta – The Cockrell Butterfly Center’s selection of an outstanding white version of this fabulous long blooming root hardy shrub. This version also is a more compact grower averaging 4’–6’ & is thornless! Forms a large full “shrub” & is covered with tight clusters of milky white flowers in heavy cycles late spring through fall. It also produces dangling clusters of yellow berries – birds love them. Prefers full sun but will take light shade. A must for any butterfly or bird garden!!! Eremophila glabra ‘Outback Sunrise’ - Outback Sunrise Emu – An evergreen, durable ground cover that thrives in heat. Withstands reflected heat and full sun – once established, very drought tolerant. Masses of tubular yellow flowers cover the plant through spring into summer. Plant in well-drained soil. Eremophila glabra - Gold Emu Bush – A lush evergreen shrub with small, narrow, medium to dark green leaves. Produces masses of tubular yellow flowers in late winter and early spring. Has an attractive natural shape, but can be pruned as well. Pruning after its first spring bloom cycle with improves the flower display for the next bloom cycle. Needs good drainage, full sun. Drought tolerant once established. 2.5’x 2.5’. Euphorbia ‘Diamond Frost’ PPAF - Diamond Frost Euphorbia – An absolutely amazing, tough, drought tolerant, attractive plant! Form a 2’ mound of tiny white flowers that, at a distance, looks like a soft white cloud. This heavenly-looking airy plant is perennial in zones 9 and 10 and will normally bloom all year round! It adds a touch of softness to a garden and does well in pots. Full sun or light shade. Moist, well-drained soil. Deer resistant. Evolvulus glomeratus - Blue Daze – Small gray-green leaves are a pleasing background for the 1” wide blue “morning glory” type flowers which close up at night. Beautiful in borders and works well in hanging baskets. Averages 18” in height. Sun or part shade. Moist, well-drained soil Hemerocallis ‘Buttered Popcorn’ - Buttered Popcorn Daylily – This buttery-gold winner has been called a “large-bloomed Stella de Oro” due to its near continuous blooming habit, but is even more heat tolerant! This kind of reliable flowering is very rare in a chunky sized plant. It has an abundance of fragrant 6” blossoms. A long flower display from mid-season into fall. Flower stalks are 28”-33” and sturdy – the lush foliage is 24” tall x 30” wide and quickly becomes self-shading for better weed control in the landscape. Excellent cut flower! Semi-evergreen. Tough enough for road side plantings and erosion control. Unsurpassed performance!!! Hemerocallis ‘Grape Ripples’ - Grape Ripples Daylily – A unique daylily with rich purple flowers that have a chartreuse throat. Grows to about 24” tall – sturdy and reliable. Full sun to partial shade. Butterflies! Page 2 Hemerocallis ‘Lemon Vista’ - Lemon Vista Daylily – Lemon Vista has large 6½” fragrant, lemon- yellow blooms atop 24”-30” tall scapes. This daylily meets the demanding criteria for overall beauty, balance, growth and performance needed to be named an All-American winner. Repeat bloomer – evergreen in some winters! Excellent cut flower. Hemerocallis ‘Red Volunteer’ - Red Volunteer Daylily – Red Volunteer is very striking in the landscape. It blooms on well-branched 29”-33” tall scapes with large, 6”-7” velvety, crimson red blooms. Strong grower, very popular and great as a large focal plant. Excellent cut flower! One of the prettiest “red” daylilies out there!! Sun to part sun. Homalocladium platycladum - Tapeworm or Centipede Plant – This unusual upright growing shrub has long “wands” of flat leafless stems, jointed at the nodes, giving the stem the look of a measuring tape. Tiny leaves do appear on new growth, but disappear as the stems age. In late fall through winter small greenish-white flowers bloom in the stem joints, which may be followed by red fruits. Can take full sun, but will be darker green with some protection from afternoon sun. Hardy & evergreen to 25°, but will re- sprout from the base if damaged at lower temperatures. Can take regular irrigation & is also drought tolerant. Nice specimen plant in containers. Justicia sp. ‘Lemon Sorbet’ - Lemon Sorbet Shrimp Plant – A shrimp plant with a delicious color! It produces 4”-6” shrimp-shaped spikes of overlapping pastel lemon-yellow bracts with white tubular flowers on a 3’ mound of soft, apple-green leaves. This tough attractive plant is an extremely long bloomer, responds well to pruning, & is root hardy in the Houston & Gulf Coast area. It grows in sun or light shade & a moist, well drained soil. Hummingbirds!!! Justicia sp. ‘Variegata’ - Variegated Red Shrimp Plant – Native to Mexico, this wonderful hummingbird attractor forms a 3' mound of soft, apple-green leaves with subtle variegation.