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Variety traits

Winter hardiness

Winter hardiness is a complex indicator of a variety's ability to remain viable throughout the winter and early spring periods, including resistance to frost and other environmental stress factors.

Mentioned in descriptions 27 261 varieties reference book.

Winter hardiness is a complex plant characteristic that includes resistance to freezing, smothering, waterlogging, frost heaving, and winter desiccation. Unlike frost resistance, which is limited to tolerance of low temperatures, winter hardiness takes into account the entire spectrum of adverse effects that lead to plant death or damage during the cold period.

The winter hardiness of a variety is evaluated using methods of field assessment of crop conditions after winter, employing scoring scales, as well as laboratory studies. The latter include direct freezing of plant monoliths, biochemical analyses of sugar accumulation, verification of the viability of the tillering node, and the use of genetic markers to determine resistance.

The level of winter hardiness depends on the genetic potential of the variety, the plant's ability to harden, agronomic cultivation practices, and the microclimate characteristics of a specific site. When choosing a variety, one should focus on regionalized forms, bearing in mind that the resistance indicator is relative and requires comparison with local standards and growing conditions.

Sources10

Breakdown by crop

Found in these crops

Varieties that feature this in their description

Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.

Majorita

Active

Prunus persica (L.) Batsch · Peach

CZ HU
10 records

Prunus domestica L. · European plum

CZ SK
5 records

Jewel

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

FR NL
8 records

Andega

Active

Ribes nigrum L. · Blackcurrant

FR NL
8 records

Bryská

Active

Prunus domestica L. · European plum

CZ SK
5 records

Aligoté

Active

Vitis vinifera L. · Common grape vine

BG FR
3 records

Ligita

Active

Malus domestica (Suckow) Borkh. · Apple

BE LV
3 records

Izabela

Active

Triticum aestivum L. · Bread wheat

SK
4 records

Boiken

Active

Malus domestica (Suckow) Borkh. · Apple

NL SI
7 records

Libertas

Active

Allium porrum L. · Leek

PL SI
3 records

Fenix

Active

Prunus persica (L.) Batsch · Peach

CZ SK
5 records

Akerö

Active

Malus domestica (Suckow) Borkh. · Apple

CZ NL
6 records

Prunus persica (L.) Batsch · Peach

ES IT
3 records

Induka

Protection expired

Fragaria L. · Strawberry

CZ SK
3 records

Korosska

Active

Prunus cerasus L. · Sour cherry

CZ SK
5 records

Harogem

Active

Prunus armeniaca L. · Apricot

CZ FR
4 records

Dirksen

Active

Rubus L. subg. Rubus · Blackberry

CZ HU
4 records

Prunus persica (L.) Batsch · Peach

ES IT
3 records

Hasting

Active

Brassica napus var. napus · Rapeseed

DK
4 records

Elkat

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL PL
6 records

Prunus avium (L.) L. · Sweet cherry

IT UA
3 records

Granát

Active

Prunus avium (L.) L. · Sweet cherry

CZ SK
4 records

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