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chilling hours

Listing 1 - 10 from 51 for chilling hours

Sustainability Assessment of Fruit Crops for North and North Central Florida
... 1 ), which is equivalent to a region with at least 300 chilling hours ( Fig. 2 ). Chilling hours are estimated as the accumulation of hours at 45F or less air temperature during the dormant season ... associated with a January minimum temperature no higher than 58 F or at least 300 chilling hours. The culture of peaches [Prunus persica (L.) Batsch] and nectarines (a glabrous peach) requires attention ...
edis.ifas.ufl.edu

California Backyard Orchard: The Big Picture
... Chilling Chilling, or the number of hours below 45F, is an important climatic factor that influences bud break, fruit set, and fruit development. Most varieties require from 200 to 2000 chilling hours ...
homeorchard.ucdavis.edu

California Backyard Orchard: Tree Selection
... of cumulative hours of chilling (temperatures between 32F - 45F), are required to break dormancy, which varies from variety to variety. Once the appropriate number of hours of chilling have ... on accumulated chilling are concentrated in a few weeks interspersed with periods that are sunny and too mild, then the seasonal total chilling hours are less effective. Regular accumulation of chilling ...
homeorchard.ucdavis.edu
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Dormancy and Cold Hardiness in Fruit Crops
... cold. Rest occurs first. During rest, the plant accumulates chilling hours. The chilling hours required varies for different plants from 700 to 1300 hours or more. If warm weather occurs before the completion ... Chilling is measured in hours. Actually temperatures between 40 and 45 seem to be better than those that are much colder or warmer. The chilling units required may vary for 700 to 1400 hours ...
www.canr.msu.edu

Peonies for the Home Landscape
... mail order catalogs provide a rating range from 100 to 300 chilling hours per winter for cultivars. Select cultivars with a low chilling requirement. In general, most of the newer peony cultivars do ...
www.ces.ncsu.edu

Floridata: Forsythia spp.
... its hybrids do best in cooler climates where they can get the required number of chilling hours below 45F (7.2C) degrees. Forsythias sometimes bloom too early in the season ...
www.floridata.com

February 2000
... , immediately placing in cuttings in potting mix versus allowing the cuttings to dry for 24 hours before inserting them in the potting mix. Most growers recommend the immediate technique, but Ann ... , for example, a peach that does well in the hill country may not get enough chilling hours in central Austin. Don't forget your gardening angel on Valentine's Day...perfect gifts ...
www.io.com

K.State University Land Grant Program: Pawpaw Information Web Site
... , from the Gulf Coastal plain to southern Michigan. However, the trees may not receive adequate chilling hours if planted too close to the Gulf Coast. Most named cultivars originated in the Midwest ...
www.pawpaw.kysu.edu

Growing Peaches In Phoenix Arizona - Earli Grande
... in the lower desert is choosing the right variety. Peaches need a certain number of chilling hours, time below 45 degrees Fahrenheit, to produce fruit and stay healthy. The majority of peach ...
www.phoenixtropicals.com

Apple
... chilling hours, while temperatures above 45F have a negative effect, resulting in the tree needing additional chilling hours for proper flowering. A few varieties of apples have been developed that need less than 100 hours of chilling and in some cases, ...
www.tradewindsfruit.com




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