Plant Selection Guides
There are 17 Hellebore species. Most are native to the mountainous regions of Europe, especially the Balkan region of the former Yugoslavia, south along the eastern Adriatic to Greece and Turkey. Many of the species have been interbred, producing countless hybrid Hellebores in a rich array of colors and forms.
When the crocuses pop up, winter is on the way out! Very few early-flowering bulbous, tuberous and cormous plants are as extensively planted as the Crocus. Indispensable for each and every garden, they join snowdrops, winter aconites and glory-of-the-snow as the very first heralds of spring.
Alliums are plants of exquisite beauty that deserve a place in perennial gardens. Easy to grow and undemanding, these very ornamental bulbs distinguish themselves by their great diversity in color, inflorescence, flowering height and bloom times. Many species bloom in early summer - just after the spring-flowering period and just before the exuberant full bloom of summer.
Ceanothus, commonly known as California Lilac, offer almost everything a gardener could wish for in a shrub: free-flowering, lovely foliage, ease of cultivation, drought and salt tolerance. Fast growing, these desirable shrubs draw attention with their stunning blue, white or pink flowers. When a California Lilac bursts into bloom, it is a breathtaking sight to behold.
Extremely showy, Veronicastrum virginicum (Culver's Root) introduces elegant vertical lines to the borders with its long spikes of densely-clustered, tiny flowers from summer to fall. With a candelabra look, these attractive inflorescences, in shades of white, blue, pink and purple, are nicely complemented by lanceolate, dark-green leaves that are arranged in whorls around the stem.
Their flowers are impressively large, 5-8 in. across (13-20 cm). Star-shaped, they may be single, semi-double or double and are available in a wide range of colors. They usually bloom in two waves. They bloom between early and mid summer on new wood. They often repeat flowering in late summer and early fall.
Native to the southern United States, Mexico, the Caribbean and northern South America, Agaves are evergreen succulents with handsome rosettes of usually thick, rigid, fleshy leaves with marginal teeth and often a sharp terminal spine. They exist in a wide range of sizes, colors and offer an amazing array of leaf shapes.
AHS conducts a popularity poll each year among its members to determine the favorite daylilies from each region. The goal of this poll is to provide a true view of which daylilies perform well in a given area and which are favored by gardeners. Here is a compilation of the top favorite daylilies in North America
When pairing roses and clematis, you need to consider size, color, fragrance, and timing of their respective blooms. The diverse clematis family provides you with a wide choice in terms of flower size (large, small, single, double) and shapes (cross-shaped, bell-shaped, star-shaped), color (purple, blue, pink, red, white or bicolor), fragrance, disease-resistance.
Their flowers are incredibly large, 6-10 in. across (15-25 cm). Star-shaped, they may be single, semi-double or double and are available in a wide range of colors. They usually bloom in two waves. They bloom in late spring or early summer on the previous year's growth. They often repeat blooming in late summer and early fall on new wood.
The small-flowered Orientalis group contains the truly yellow clematis. Their bright yellow flowers are lantern- or star-shaped and often nodding. Each flower produces showy pom-pom like seedheads with silvery silken tails that persist and disperse over the winter and early spring months.
Healthy, sturdy, easy to please, the Montana group of clematis includes the most vigorous deciduous climbers within the clematis family. Their flowers are not as large or flashy as those of the large-flowered Clematis varieties, but they are full of charm, fragrant and so abundant!
Mostly native to the Canary Islands off the west coast of North Africa, Aeoniums are fascinating evergreen succulents with irresistible rosettes of fleshy, pinwheel leaves. Attractive when not blooming, they are particularly striking with their bright racemes of small, star-shaped flowers.
Native to Mexico and Central America, Echeverias are regarded by many as one of the most beautiful succulents. Evergreen, they form attractive rosettes of fleshy leaves and often resemble plum-petaled roses, waterlilies or ruffled lettuce. There are dozens of species, and hundreds of cultivars offering a wide array of colors, sizes or leaf shapes.