HUERNIA oculata
(hoo-AIR-nee-ah)(ock-yew-lay-ta) | HUEROC3 |
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| Description: Thick, angular leaves have spiked margins. Five-sided flowers have a raised, reddish-brown center and an outer edge speckled with reddish-brown spots. |
| Zone: 10 |
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HUERNIA zebrina
(hoo-AIR-nee-ah) | HUERZE3 |
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| Common Name: Life Saver Plant, Little Owl |
| Description: The five-pointed, yellow-red, star-shaped flowers are bonded with a red lifesaver. Easy to grow. |
| Zone: 11 |
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HUMULUS lupulus 'Aureus'
(HUME-yew-luss) (LOOP-yew-luss) | HUMUAU3 |
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| Common Name: Golden Hops |
| Description: RHS Award of Garden Merit. Herbaceous, twining vine with chartreuse leaves. Pale green, papery, overlapping bracts cover cone-like, fruiting structures. |
| Zone: 4 |
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HYDRANGEA petiolaris
(hy-DRAIN-jah) (pe-tee-o-LARE-iss) | HYDRPE5 |
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| Common Name: Climbing Hydrangea |
| Description: Clusters of fragrant, white flowers, showy white bracts in early summer. Deciduous climber with lush, round, dark green foliage. |
| Zone: 5 |
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HYMENOXYS scaposa 'Prairie Sunshine'
(hy-men-OX-is) (ska-PO-sa) | HYMEPS3 |
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| Description: Bright yellow, 3/4 to 1" flowers on 8", leafless scapes (scaposa) on one of the longest blooming seasons for a long-standing, hardy, Great Plains native. A very valuable xeric garden plant. The crown is very hardy and even evergreen in mild winters. |
| Zone: 4 |
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HYSSOPUS officinalis
(his-SOP-us) (oh-fi-shi-NAH-lis) | HBHYOF3 |
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| Common Name: Hyssop |
| Description: Pungent, minty aromatic herb. Purple flowers; attractive foliage. |
| Zone: 5 |
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IBERIS sempervirens 'Autumn Beauty'
(eye-BEER-iss) (sem-per-VI-renz) | IBERAB3 |
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| Common Name: Candytuft |
| Description: Superior evergreen variety; blooms spring and fall. Fine for rock garden or ground cover. |
| Zone: 5 |
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IPOMOEA batatas 'Ace of Spades'
(eye-poe-MEE-ah) (bah-TAH-tas) | IPOMAS3 |
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| Common Name: Ornamental Sweet Potato |
| Description: Spade-shaped, dark leaves; edible, white tubers. Great accent plant or ground cover! Available after 3/1. |
| Zone: 10 |
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IPOMOEA batatas 'Blacky'
(eye-poe-MEE-ah) (bah-TAH-tas) | IPOMBL4 |
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| Common Name: Ornamental Sweet Potato |
| Description: Unique, dark, cut foliage; productive, large, white, edible tubers. Popular accent plant. Available after 3/1. |
| Zone: 10 |
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IPOMOEA batatas 'Blacky'
(eye-poe-MEE-ah) (bah-TAH-tas) | IPOMBL3 |
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| Common Name: Ornamental Sweet Potato |
| Description: Unique, dark, cut foliage; productive, large, white, edible tubers. Popular accent plant. Available after 3/1. |
| Zone: 10 |
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IPOMOEA batatas 'Marguarita'
(eye-poe-MEE-ah) (bah-TAH-tas) | IPOMMA4 |
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| Common Name: Ornamental Sweet Potato |
| Description: Stunning chartreuse foliage; large, tasty, deep orange tubers. Fast growing ground cover for planter skirt, hanging garden, or trellis vine. |
| Zone: 10 |
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IPOMOEA batatas 'Marguarita'
(eye-poe-MEE-ah) (bah-TAH-tas) | IPOMMA3 |
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| Common Name: Ornamental Sweet Potato |
| Description: Stunning chartreuse foliage; large, tasty, deep orange tubers. Fast growing ground cover for planter skirt, hanging garden, or trellis vine. |
| Zone: 10 |
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IPOMOEA batatas 'Pink Frost'
(eye-poe-MEE-ah) (bah-TAH-tas) | IPOMPF3 |
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| Common Name: Ornamental Sweet Potato |
| Description: Variegated foliage with violet-pink blush. Available after 3/1. |
| Zone: 10 |
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IRESINE herbstii 'Brilliantissima'
(ee-res-EE-nay) (hairbst-ee-eye) | IRESBR3 |
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| Common Name: Blood Leaf, Beefsteak Plant |
| Description: Striking plant with purplish-red leaves and inconspicuous flowers. Low-growing, great color accent for gardens, containers, and baskets. |
| Zone: 9 |
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IRIS ensata 'Variegata'
(EYE-riss) (EN-sa-ta) | IRISEV5 |
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| Common Name: Variegated Japanese Iris |
| Description: RHS Award of Garden Merit. Striking, variegated foliage with dark purple flowers. |
| Zone: 5 |
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IRIS pallida 'Aurea Variegata'
(EYE-riss) (PAL-ih-duh) | IRISAV8 |
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| Common Name: Flag, Fleur-De-Lis |
| Description: There is nomenclature confusion in this species! This has distinctly more yellow variegation and is more vigorous than 'Variegata'. Lovely, fragrant, lavender flowers. |
| Zone: 4 |
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IRIS pallida 'Variegata'
(EYE-riss) (PAL-ih-duh) | IRISPV8 |
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| Common Name: Variegated Orris Root |
| Description: Fragrant, lavender-blue flowers; handsome leaves variegated with creamy-white and gray-green. |
| Zone: 4 |
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IRIS sibirica 'Butter & Sugar'
(EYE-riss) (si-BEER-ih-ka) | IRISBS5 |
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| Common Name: Flag, Fleur-Des-Lis |
| Description: RHS Award of Garden Merit. A rebloomer with creamy standards and butter-yellow falls. |
| Zone: 4 |
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IRIS sibirica 'Caesar's Brother'
(EYE-riss) (si-BEER-ih-ka) | IRISCB5 |
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| Common Name: Flag, Fluer-De-Lis |
| Description: Rich, deep blue variety. |
| Zone: 4 |
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IRIS sibirica 'Kaboom'
(EYE-riss) | IRISKA5 |
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| Common Name: Fleur-De-Lis |
| Description: Large, double, blue-violet with gold and white sunburst; tetraploid. |
| Zone: 3 |
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ISOLEPIS cernuus
(eye-so-LEP-iss) (SIR-new-us) | GRISCE3 |
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| Common Name: Mop-Sedge, Fiber-Optics Grass |
| Description: Very fine stems create very dense, pendulent mop with tiny, terminal spikes. Use in bonsai, trough garden, raised planter, or at the water's edge as accent, highlighting its interesting, arching, spilling form. Also does well indoors in good light. Z 8-9, maybe colder, especially near water. |
| Zone: 8 |
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JOVIBARBA hirta subsp. arenaria
(yov-i-BAR-ba) (HER-tah) | JOVIAR3 |
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| Common Name: Miniature Hen & Chicks |
| Description: Among the tiniest of the Hen and Chicks, with lively green rosettes. Ideal for dish garden, trough, bonzai accent, rock, crevice garden, or model railroads. Needs a well-drained site. |
| Zone: 4 |
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JUNCUS effuses 'Spiralis'
(JUN-cus) (e-FEW-sus) | JUNCSP3 |
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| Common Name: Corkscrew Rush |
| Description: Soft, densely tufted, dark green foliage with strong spirals. Likes moist conditions and can withstand bog areas or standing in up to 5" of water. |
| Zone: 4 |
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JUNCUS inflexus
(JUN-cus) (in-FLEK-sus) | JUNCIN5 |
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| Description: Blue-green rush forms dense clumps. Ideal for moist sites along the ponds edge or in shallow water. |
| Zone: 4 |
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JUSTICIA brandegeeana
| JUSTBR4 |
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| Common Name: Shrimp Plant |
| Description: Bright, rosy-pink to salmon colored, flower-like bracts are sure to garner attention with their unique, shrimp-like appearance. Tender evergreen that will bloom nearly year-round in warm winter areas.
NEW FOR 2019
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| Zone: 9 |
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KALANCHOE fedtschenkoi 'Marginata'
(ka-LAN-ko-ee) (fet-SHENK-o-ee) | KALAMA3 |
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| Common Name: Aurora Borealis |
| Description: Pale bluish-gray, succulent leaves with creamy-white margins are flushed with pink. Spectacular clusters of dusty pink flowers. Great in combo pots for the patio. |
| Zone: 9 |
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KALANCHOE luciae
(ka-LAN-ko-ee) (LOO-see-ay) | KALALU3 |
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| Common Name: Paddle Plant, Desert Cabbage |
| Description: Commonly known although incorrect, and previously listed as thyrsiflora. A basal rosette of large, rounded, fleshy, stalkless leaves that are grayish-green with red margins covered with a white powdery bloom. Fragrant, yellow flowers in early spring. |
| Zone: 10 |
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KALANCHOE millotii
(ka-LAN-ko-ee) | KALAMI3 |
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| Description: This Madagascar native has silver-green, velvety foliage that forms a shrub up to a foot tall; greenish-yellow flowers in summer. |
| Zone: 10 |
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KALANCHOE pumila 'Silver Gray'
(ka-LAN-ko-ee) (POO-mil-uh) | KALASG3 |
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| Common Name: Flour-dust Plant |
| Description: Silvery-gray leaves with toothed margins at the tips; leaves have a rosy tint. |
| Zone: 9 |
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KALANCHOE tomentosa
(ka-LAN-ko-ee) (toe-men-TOE-sah) | KALATO3 |
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| Common Name: Panda Plant, Pussy-Ears |
| Description: Silvery, densely felted, fleshy leaves with brown markings on edges. Whitish flowers with light brown stripes. A 'must have' succulent! |
| Zone: 10 |
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