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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HYDRANGEA quercifolia
(hy-DRAIN-jah) (kwer-sih-FOE-lee-ah) | HYDRQU5 |
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| Common Name: Oakleaf Hydrangea |
| Description: 2001 GreatPlantsTM Shrub of the Year! RHS Award of Garden Merit. Among the best of our native shrubs. Highly textured, 3-8", lobed, dark green leaves turn rich red, orange-red, and burgundy in fall persisting into December. Bountiful inflorescences are 8-10" cones of showy white flowers beginning in June, turning purplish-pink as they age and an attractive light brown for winter. This beauty also features peeling cinnamon-like bark. Likes moist, neutral to acid, organic soil. |
| Zone: 5 |
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HYMENOXYS scaposa 'Prairie Sunshine'
(hy-men-OX-is) (ska-PO-sa) | HYMEPS3 |
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| Common Name: |
| 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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HYPERICUM calycinum
(hy-PARE-ih-kum) (kal-EE-sin-um) | HYPECA1 |
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| Common Name: Rose of Sharon |
| Description: Bright yellow flowers July-August on this nearly evergreen plant. |
| Zone: 6 |
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HYPERICUM calycinum
(hy-PARE-ih-kum) (kal-EE-sin-um) | HYPECA3 |
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| Common Name: Rose of Sharon |
| Description: Bright yellow flowers July-August on this nearly evergreen plant. |
| Zone: 6 |
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HYSSOPUS officinalis
(his-SOP-us) (oh-fi-shi-NAH-lis) | HBHYOF1 |
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| Common Name: Hyssop |
| Description: Pungent, minty aromatic herb. Purple flowers; attractive foliage. |
| Zone: 5 |
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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
(eye-BEER-iss) (sem-per-VI-renz) | IBERSE1 |
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| Common Name: Candytuft |
| Description: RHS Award of Garden Merit. Spreading, evergreen plants completely covered with pure white flowers in spring. |
| Zone: 5 |
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IBERIS sempervirens
(eye-BEER-iss) (sem-per-VI-renz) | IBERSE3 |
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| Common Name: Candytuft |
| Description: RHS Award of Garden Merit. Spreading, evergreen plants completely covered with pure white flowers in spring. |
| 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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IBERIS sempervirens 'Autumn Snow'
(eye-BEER-iss) (sem-per-VI-renz) | IBERAS3 |
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| Common Name: Candytuft |
| Description: Profusion of larger, white flowers in spring and fall. |
| Zone: 5 |
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IBERIS sempervirens 'Weisser Zwerg'
(eye-BEER-iss) (sem-per-VI-renz) | IBERWZ3 |
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| Common Name: Candytuft |
| Description: Masses of small, white flowers in spring cover bushy, tight mounds of foliage; deep green, needle-like leaves. |
| Zone: 5 |
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IMPERATA cylindrica 'Red Baron'
(im-per-AH-ta) (sill-IND-rih-kah) | GRIMCY5 |
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| Common Name: Japanese Blood Grass |
| Description: Striking accent plant. Spreads by underground stolons, but not usually invasive in colder, northern climates. A great grass, but pick your site carefully.
Due to this plant being declared a federal noxious weed, we are prohibited to ship to the following states: AL, AK, AR, AZ, CO, DE, FL, GA, HI, ID, IA, KS, KY, LA, MA, MD, ME, MN, MO, MS, MT, NC, NH, NJ, NM, ND, RI, SC, SD, TN, TX, UT, VT, WV, WY. |
| 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) | 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 '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 '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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IPOMOPSIS aggregata
(eye-poe-MOP-sis) (ag-GRE-gat-a) | IPOMAG3 |
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| Common Name: Scarlet Rocket, Gilia |
| Description: Showy spikes of intense red, tubular flowers in July and August; biennial. Old-fashioned favorite. |
| Zone: 5 |
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IPOMOPSIS aggregata
(eye-poe-MOP-sis) (ag-GRE-gat-a) | IPOMAG1 |
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| Common Name: Scarlet Rocket, Gilia |
| Description: Showy spikes of intense red, tubular flowers in July and August; biennial. Old-fashioned favorite. |
| Zone: 5 |
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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 cristata
(EYE-riss) (kris-TAH-ta) | IRISCR3 |
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| Common Name: Dwarf Crested Iris |
| Description: RHS Award of Garden Merit. Native. Usually blue flowered; shade tolerant. |
| Zone: 3 |
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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 pseudacorus
(EYE-riss) (soo-DAY-kor-us) | IRISPS5 |
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| Common Name: Water Iris, Yellow Flag |
| Description: RHS Award of Garden Merit. Tall, 5', yellow flowers in summer. Cattail-sized clumps for poolside planting or border. |
| Zone: 5 |
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IRIS setosa subsp. canadensis
(EYE-riss) (say-TO-sa) | IRISCA3 |
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| Common Name: Flag, Fleur-De-Lis |
| Description: Lovely dwarf with purple flowers accented with rich, dark veins; summer flowering. Prefers moist soil. Native in Northeastern U.S. and Eastern Canada. |
| Zone: 4 |
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IRIS sibirica
(EYE-riss) (si-BEER-ih-ka) | IRISSI3 |
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| Common Name: Siberian Iris |
| Description: RHS Award of Garden Merit. Good cut, beardless blues and purples. Good vertical lines for landscaping. |
| 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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