sunscald


Also found in: Encyclopedia, Wikipedia.

sun·scald

or sun scald  (sŭn′skôld′)
n.
Localized injury or death of plant tissues, especially fruit or bark, caused by exposure to intense sunlight in the summer or to rapid temperature fluctuations in the winter.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

sunscald

(ˈsʌnˌskɔːld)
n
localized damage to plants or trees, caused either by excessive sun or alternation between sunshine and cold weather
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

sun•scald

(ˈsʌnˌskɔld)

n.
injury to woody plants from the combined effects of heat, humidity, and intense light.
[1850–55]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Mentioned in ?
References in periodicals archive ?
Sunscald often begins on green fruit on the side facing the sun.
The infestation begins in lower cut branches or the main trunk, especially in areas with sunscald injury.
That is, they are protected from drying winds, extreme changes in temperature and sunscald. However, field and meadow mice may be actively feeding on the tender nutritious bark of selected plants.
This helps shade ripening tomatoes and can prevent sunscald.
Trees can be damaged by sunscald and frost cracks, where abrupt transitions from sun-soaked warmth to cold, or the reverse, can crack or kill sections of bark and open pathways for insects, fungi and other harmful invaders.
A dry soil may cause premature leaf drop on gooseberries causing the fruit to sunscald due to lack of shading.
Burhans prefaces his lively account of the chip's invention (dated to 1853 in Saratoga Springs, NY) with a consideration of the never-guaranteed perfect potato; ring rot, sunscald, vascular browning, late blight, and tuber rot are among "can't use" conditions.
Fluctuations can cause blossom-end rot--dark, leathery spots on the end of the fruit (sunscald looks similar, but spots are tan and papery).
Sunscald is a special type of temperature-related injury.
We tested the hypothesis that light-coloured bark minimizes the thawing and freezing of cambium tissue during winter that could contribute to sunscald injury.