Heuchera Dolce 'Spearmint' is a coral bell with reddish pink tubular flowers and silver-green, evergreen foliage.

Heuchera 'Frilly' looks like a coral bells that got a perm with heavily ruffled leaves in shades of copper, caramel and tan with pink flowers.

Heuchera 'Lemon Supreme' is the most sun tolerant cultivar from Terra Nova with ruffled foliage emerging bright yellow in spring aging to lime green in summer.

Hibiscus syriacus 'Aphrodite' is a rose-of-Sharon with single, vase-shaped, pink flowers with dark red eyes.

Hibiscus 'Ardens' is a rose of Sharon with semi-double, lilac-pink flowers, darker centres and maple-like green foliage.

Hibiscus 'Diana' is a Rose of Sharon with large, single, saucer-shaped, pure white flowers with slightly wavy petals.

Hibiscus 'Duc de Brabant' is a rose of Sharon with fully-double, purple-red flowers, darker centres and maple-like green foliage.

Hibiscus syriacus 'Red Heart' is a rose of Sharon with large, single, saucer-shaped, pure white flowers with red centres.

Hibiscus syriacus 'Totus Albus' has large, single, pure white, vase-shaped flowers with pale yellow stamens.

Hibiscus syriacus 'Woodbridge' has large, single, lavender-pink, vase-shaped flowers with red centres.

Leaves of Hibiscus 'Summer Carnival' have creamy white margins with a blush, complementing its magenta flowers.

Hibiscus Summer Spice 'Bleu Brulee' has incredible sky blue flowers around a red centre.

'Berry Awesome' has dark green foliage that is thick and leathery, and glossy, pink buds which open to 8-9 inch wide, lavender pink hibiscus flowers with a red eye.

Hibiscus 'Evening Rose' has large flowers up to eight inches across in hot pink atop near-black foliage!

Hibiscus 'Holy Grail' has very large 8-9 inch wide deep red flowers which contrast magnificently with the rich, near black, burgundy foliage.

Hibiscus Summerific 'Lilac Crush' is a hardy perennial with large, lavender-blue flowers with bright red eyes.

Hippeastrum vittatum has large white flowers with variable maroon-red stripes.

Hippeastrum 'Blossom Peacock' provides a bold display of candy pink and white double flowers.

Hippeastrum 'Chico' is a Cybister amaryllis with graceful and slender petals in shades of deep red, green, and cream.

Hippeastrum 'Dancing Queen' has dramatic double flowers. The petals are white and overlain with salmon pink stripes.

Hippeastrum 'Dancing Queen' has dramatic double flowers. The petals are white and overlain with salmon pink stripes.

Hippeastrum 'Wild Amazone' is a stunning amaryllis with narrow petals in shades of deep burgundy red, peach, and lime green.

Holboellia coriacea is an uncommonly-grown vine with thick, glossy, evergreen foliage and clusters of white fragrant flowers.

Holboellia coriacea 'Cathedral Gem' has pendulous clusters of white buds opening to intoxicatingly fragrant flowers.

Hosta 'Barbara Ann' is a large cultivar forming impressive clumps of thick, corrugated, bluish leaves with a broad creamy white margin.