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Meaning of "black knot" in the English dictionary

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PRONUNCIATION OF BLACK KNOT

black knot play
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GRAMMATICAL CATEGORY OF BLACK KNOT

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
Black knot is a noun.
A noun is a type of word the meaning of which determines reality. Nouns provide the names for all things: people, objects, sensations, feelings, etc.

WHAT DOES BLACK KNOT MEAN IN ENGLISH?

black knot

Dibotryon morbosum

Dibotryon morbosum or Apiosporina morbosa is a plant pathogen, which is the causal agent of black knot. It affects the cherry, plum, apricot and Shubert chokecherry trees of North America. The disease produces rough, black areas that encircle and kill the infested parts, and provide habitat for insects. The disease was first described in 1821 in Pennsylvania but has spread across North America. While it was one of the most destructive diseases of the plum and cherry trees in the late 19th century, today it is relatively well controlled and only seen in poorly managed orchards or where strongly established. Black Knot occurs only on the wood parts of trees, primarily on twigs and branches but can spread to larger limbs and even the trunk. Olive-green swellings from the disease are visible in the late spring, but as it spreads and matures typically by autumn rough black knots circle and kill affected parts. The knots vary in size from one inch to one foot. Older knots can kill trees by promoting insect infestations. The most common treatments are pruning infected parts during the winter and spraying buds with a fungicide.

Definition of black knot in the English dictionary

The definition of black knot in the dictionary is a fungal disease of plums and cherries caused by Dibotryon morbosum, characterized by rough black knotlike swellings on the twigs and branches.

WORDS THAT BEGIN LIKE BLACK KNOT

black horehound
black house
black humor
black humour
black ice
Black Isle
black ivory
black japan
black kite
black knight
black lead
black letter
black light
black lung
black magic
black maire
Black Maria
black mark
black market
black marketeer

WORDS THAT END LIKE BLACK KNOT

butterfly knot
double knot
fisherman´s knot
flat knot
French knot
Gordian knot
granny knot
knot
loop knot
love knot
lover´s knot
overhand knot
prusik knot
reef knot
running knot
square knot
surgeon´s knot
sword knot
tie the knot
true-lovers´ knot
Windsor knot

Synonyms and antonyms of black knot in the English dictionary of synonyms

SYNONYMS

Translation of «black knot» into 25 languages

TRANSLATOR
online translator

TRANSLATION OF BLACK KNOT

Find out the translation of black knot to 25 languages with our English multilingual translator.
The translations of black knot from English to other languages presented in this section have been obtained through automatic statistical translation; where the essential translation unit is the word «black knot» in English.

Translator English - Chinese

黑色的结
1,325 millions of speakers

Translator English - Spanish

nudo negro
570 millions of speakers

English

black knot
510 millions of speakers

Translator English - Hindi

काला गाँठ
380 millions of speakers
ar

Translator English - Arabic

عقدة سوداء
280 millions of speakers

Translator English - Russian

черный узел
278 millions of speakers

Translator English - Portuguese

nó preto
270 millions of speakers

Translator English - Bengali

কালো গিঁট
260 millions of speakers

Translator English - French

nodule noir
220 millions of speakers

Translator English - Malay

Simpul hitam
190 millions of speakers

Translator English - German

schwarze Knoten
180 millions of speakers

Translator English - Japanese

黒結び目
130 millions of speakers

Translator English - Korean

검은 색 매듭
85 millions of speakers

Translator English - Javanese

Ireng simpul
85 millions of speakers
vi

Translator English - Vietnamese

nút đen
80 millions of speakers

Translator English - Tamil

கருப்பு முடிச்சு
75 millions of speakers

Translator English - Marathi

काळा गाठ
75 millions of speakers

Translator English - Turkish

Siyah düğüm
70 millions of speakers

Translator English - Italian

nodo nero
65 millions of speakers

Translator English - Polish

czarny knot
50 millions of speakers

Translator English - Ukrainian

чорний вузол
40 millions of speakers

Translator English - Romanian

nod negru
30 millions of speakers
el

Translator English - Greek

μαύρο κόμπο
15 millions of speakers
af

Translator English - Afrikaans

swart knoop
14 millions of speakers
sv

Translator English - Swedish

svart knut
10 millions of speakers
no

Translator English - Norwegian

svart knute
5 millions of speakers

Trends of use of black knot

TRENDS

TENDENCIES OF USE OF THE TERM «BLACK KNOT»

The term «black knot» is normally little used and occupies the 134.166 position in our list of most widely used terms in the English dictionary.
0
100%
FREQUENCY
Little used
37
/100
The map shown above gives the frequency of use of the term «black knot» in the different countries.
Principal search tendencies and common uses of black knot
List of principal searches undertaken by users to access our English online dictionary and most widely used expressions with the word «black knot».

FREQUENCY OF USE OF THE TERM «BLACK KNOT» OVER TIME

The graph expresses the annual evolution of the frequency of use of the word «black knot» during the past 500 years. Its implementation is based on analysing how often the term «black knot» appears in digitalised printed sources in English between the year 1500 and the present day.

Examples of use in the English literature, quotes and news about black knot

EXAMPLES

10 ENGLISH BOOKS RELATING TO «BLACK KNOT»

Discover the use of black knot in the following bibliographical selection. Books relating to black knot and brief extracts from same to provide context of its use in English literature.
1
Ortho Home Gardener's Problem Solver
Black knot. Problem: Soft greenish knots or elongated swellings form on twigs and branches. These knots develop into black, corky, cylindrical galls that range from '/: to 1 '/: inches in diameter and may be more than 1 2 inches in length.
Denny Schrock, Ortho Books, 2004
2
The Practical Entomologist
BLACK-KNOT. In the first volume of the PRACTICAL ENTOMOLOGIST, pp. 48-51 , I showed that Black-knot is nothing but an assemblage of minute funguses, which perfect their seed, or “spores" as Botanists term it, the latter end of July; and ...
Ezra Townsend Cresson, Benjamin Dann Walsh, Augustus Radcliffe Grote, 1867
3
Essays on the Early History of Plant Pathology and Mycology ...
of the overseer of highways, upon request, to give notice to the owner or occupant to cut out and burn all black knot found on the property.8 It may now seem inappropriate for an overseer of highways to be appointing plant disease inspectors, ...
Ralph H. Estey, 1994
4
Westcott's Plant Disease Handbook
Black Knot of plum and cherry, Prunus Black Knot, Plum Wart, widespread and serious on garden plums, also present on sweet and sour cherries, chokecherry, and apricot. Apparently a native disease, destructive in Massachusetts by 1811 ...
R. Kenneth Horst, 2008
5
Forest Health Conditionsin Alaska—2003
Apiosporina morbosum (Schwein.:Fr.) Arx Black knot was first found in Anchorage in the early to mid 1980s. e fungus quickly spread, and by 1987 the municipality of Anchorage had pruned black knot from over 135 trees throughout the city.
6
Forest health conditions in Alaska2006
Black knot, introduced in the early to mid 1980s, is now established in the Anchorage Bowl. Reports of damage continued in 2006. Prunus padus and P. virginiana are the most commonly affected ornamental trees, while the Amur chokecherry ...
7
Problems: Favorite Plants for Better Yards
I've always had trouble with black knot disease on many of my trees. I've removed quite a few over the years and don't want to grow any more that are susceptible. What grows here? Black knot is a serious disease caused by the fungus ...
Jim Hole, 2005
8
Black & Decker The Complete Guide to Northeast Gardening: ...
Care: Black knot, a fungal disease, can be a problem. It appears as a swollen portion of the stem tissue that matures into a black knot on the stem. Cut knots out about 4 inches below the knot and destroy the upper portion of the stem. It is also  ...
Lynn M. Steiner, 2012
9
Black & Decker The Complete Guide to Lower Midwest ...
Care: Black knot, a fungal disease, can be a problem. It appears as a swollen portion of the stem tissue that matures into a black knot on the stem. Cut knots out about 4 inches below the knot and destroy the upper portion of the stem. It is also  ...
Lynn M. Steiner, 2012
10
Creating the Prairie Xeriscape
The susceptibility of the mayday tree (Prunus padus var. commutata) to black knot, a fungal disease, has severely limited it use in the prairies, but there are lovely specimens in northern Alberta. CARE: Plant in full sun on a variety of soils.
Sara Williams, 2013

10 NEWS ITEMS WHICH INCLUDE THE TERM «BLACK KNOT»

Find out what the national and international press are talking about and how the term black knot is used in the context of the following news items.
1
Black Knot: How to deal with it before it destroys your trees
The flowering cherry (a Shubert, just for the record) has been suffering with 'black knot' for about five years and this year it will have to come ... «CTV News, Jul 15»
2
Gardening Tips: Keep Disease and Pests in Check
Black Knot (pictured above) is another common disease that is very easy to spot. Members of the plum family, plus Chokecherry and Pin Cherry ... «SooToday.com, Jul 15»
3
Careful monitoring keeps disease and pests in check
Tall garden Phlox, begonias, cucumbers and squash are a few of the plants to watch. • Black Knot is another common disease that is very easy ... «Sault This Week, Jun 15»
4
Standing up for the schoolyard tree
Students show off their mayday tree, free of black knot fungus after they campaigned for the tree to be saved from the airborne disease. «Fort Saskatchewan Record, Jun 15»
5
Southeast Michigan fruit regional report – June 23, 2015
European plums are 19 to 23 millimeters and Japanese plums are approaching 1 inch. Black knot is starting to be seen on wild and unsprayed ... «Michigan State University Extension, Jun 15»
6
Pondering trees and community spirit
Unfortunately, they are very susceptible to black knot fungus. The black knot lumps wrap around branches and twigs making the trees look ugly, ... «Winnipeg Free Press, Jun 15»
7
Southwest Michigan fruit regional report – June 16, 2015
Growers need to also protect the current season's growth against black knot until shoot growth ceases later in the season. Plum curculio ... «Michigan State University Extension, Jun 15»
8
Southeast Michigan fruit regional report – June 16, 2015
Some Japanese plum varieties have little to no crop this season. Black knot is starting to be seen on wild and unsprayed plum trees. «Michigan State University Extension, Jun 15»
9
What to do to get out of a knotty situation
Your plum trees have black knot. It's a common fungal disease which in time can kill plum, damson or sometimes cherry trees. Black knot ... «Coquitlam Now, Jun 15»
10
Southwest Michigan regional fruit report – June 9, 2015
Growers need to protect the current season's growth against black knot until shoot growth ceases later in the season. Plum curculio egglaying ... «Michigan State University Extension, Jun 15»

REFERENCE
« EDUCALINGO. Black knot [online]. Available <https://educalingo.com/en/dic-en/black-knot>. May 2024 ».
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