superior selections

Listing 1 - 10 from 82 for superior selections

Arnold Arboretum - Collections Policy
... in its development, the Arnold Arboretum established collections of cultivars and other garden selections that are historically significant (Syringa, Malus, dwarf conifers, etc.). Several of these collections ... Leventritt are not considered permanent and are replaced when they are superceded by superior selections, or because of limitations of culture or hardiness. Note that accessions of documented ...
www.arboretum.harvard.edu

The Genus Adenium in Cultivation Part 5
... growing, and several breeders in the USA, India, Australia, and Kenya are actively selecting superior variations. Several variables can be selected toward the goal of better adeniums for ... size and abundance, flower shape, plant form, growth rate, temperature tolerance, and disease resistance. Superior Selections Within Taxa Adenium arabicum 'Singapore' (also known as A.obesum var. coetanum) was ...
www.cactus-mall.com

Populus trichocarpa To rr
... . Recent work in which P. trichocarpa was crossed with superior selections of P. deltoides from the southern United States has produced hybrids of markedly superior growth performance (12,31). Literature Cited Armson, K ...
www.na.fs.fed.us

Happy Ever Appster Daylilies
... 35,000 known varieties. After years of being available only in the United States, these superior selections are now available here in Canada. Look for them at your local Heritage Perennials® Retailer ...
www.perennials.com

Trophytaker Daylilies
... of the best, chosen from among more than 35,000 known varieties. Until recently these superior selections were available only in the Mid Atlantic States. Now gardeners in the Northeastern US, Great ... at least double the average, blooming a minimum of 42 days at the research site. Superior Foliage: Many Daylilies surrender to the elements by mid-summer. A Trophytaker® must maintain attractive ...
www.perennials.com More from this site

The Weston Nurseries Rhododendron and Azalea Hybrids
... in winter. Superior selections made in the 1960s from the 1939 'PJM' grex. (minus Carolinianum Group x dauricum Sempervirens Group). PJM Elite. Bright lavender-pink flowers Latest of all PJM selections to bloom ... Weston Nurseries' catalog carried a listing for "Shrimp Pink Hybrids", a group of only three selections made from Ed Mezitt's 1958 cross 36, R. minus Carolinianum Group, white x R ...
www.rosebay.org

Physiology Of Drought In Stressed Plants
... it one of the most highly prized landscape conifers on the Prairies. A number of superior cultivars exist. Cultivars are propagated by grafting to maintain the desired form and colour. Colorado ... ) frequently inhabits arid sandy sites where few other woody plants survive. There are many horticultural selections, with heights ranging from true ground hugging forms to some reaching 30 cm in height ...
gardenline.usask.ca

Vegetables To Avoid
... promote new vegetable varieties. The "All-America selections" are well worth considering. They are new varieties that have been given awards for their superior characteristics. The selection trials for the awards are ... promoted by in garden seed catalogues are up to the standards of the All-America selections. The so-called "novelty" varieties are vegetables that are unusual in respect to size, color ...
gardenline.usask.ca More from this site

All-American Selections New Flowers and Vegetables for 2007
... Horticulturist Purdue University All-American Selections New Flowers and Vegetables for 2007 Only four new garden plants were chosen for All-America Selections (AAS) 2007, based on superior performance in test gardens ... have proven themselves worthy over a broad range of growing conditions. Try these new selections alongside your old standbys so you'll have a means of comparison. AAS winners ...
www.hort.purdue.edu

All-America selections for your Minnesota garden
... -America selections for your Minnesota garden April 27, 2006 All-America selections for your Minnesota garden By Nancy Rose, University of Minnesota Extension Service Each year the All-America Selections organization names ... at AAS trial sites around the country. These flowers and vegetables are judged to have superior garden performance. If you like purple, you're in luck this year. The winning ...
www3.extension.umn.edu

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