Variety traits

Uniformity

Uniformity is an indicator of the homogeneity of a seed lot or plants in a crop based on traits such as size, height, maturity date, and habitus. High uniformity ensures even emergence and yield stability, which is critical for variety assessment and product quality.

Mentioned in descriptions 10 270 varieties reference book.

In agronomy and seed production, seed uniformity defines their homogeneity in size, most often thickness, which influences sowing quality. Crop uniformity characterizes the homogeneity of the plant stand in terms of height, phenological stage timing, and general plant habitus, which is important for the efficiency of mechanical harvesting.

During laboratory seed analysis, the indicator is expressed as a percentage representing the sum of the two most representative adjacent fractions. In variety testing, plant uniformity is evaluated visually or through the coefficient of variation of morphological traits. The lower the coefficient of variation, the higher the level of variety uniformity is considered to be.

The level of this trait depends on both the genetic characteristics of the variety and environmental conditions, including agronomic practices and meteorological factors during the seed formation period. Material with a uniformity of at least 80% is considered standard, and values below this threshold require mandatory calibration of the lot before sowing.

Sources10

Breakdown by crop

Tomato Uniformity 81 Uniformity — White Cabbage 79 Barley grain uniformity 68 Carrot uniformity 51 Potato Uniformity 47 Uniformity — Cauliflower 45 Uniformity of lettuce 40 Pepper uniformity 38 Radish uniformity 31 Uniformity — Onion 30 Uniformity of cucumber 23 Sunflower uniformity 21 Uniformity — Onion 20 Uniformity — soft wheat 19 Uniformity — Broccoli 16 Triticale Uniformity 15 Watermelon Uniformity 14 Bean uniformity 14 Uniformity — Brussels sprout 13 Uniformity — Red Cabbage 12 Uniformity of zucchini 11 Uniformity — Leek 10 Uniformity of Chrysanthemum 10 Pea uniformity 10

Found in these crops

Tomato 944 Bell pepper 415 Lettuce 371 Cucumber 272 Potato 256 White cabbage 242 Melon 231 Carrot 215 Cauliflower 192 Field pumpkin 149 Maize 146 Common bean 146

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.

Jaylin

Application submitted

Lactuca sativa L. · Lettuce

Nunhems Netherlands B.V.

6 records

Jantarka

Active

Triticum aestivum L. · Bread wheat

Danko Hodowla Roslin Sp. Zo.o., Pl- 64-000 Koscian

6 records

Ice Pop

Active

Lactuca sativa L. · Lettuce

Syngenta Seeds BV, Netherlands

7 records

Hilbacer

Active

Dianthus L. · Carnation

Hilverda B.V

4 records

Iziagat

Active

Prunus armeniaca L. · Apricot

Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE) , CEP Innovation S.A.R.L.

7 records

Invitation

Active

Brassica napus L. var. napobrassica (L.) Rchb. · Rutabaga

JAMES HUTTON LTD

5 records

Inavale

Active

Dactylis glomerata L. · Cocksfoot

DLF Pickseed USA

4 records

Idolini

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

6 records

Hateno

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

9 records

Huntsville

Protection expired

Poa pratensis L. · Kentucky bluegrass

Jacklin Seed Company

4 records

Guideline

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Syngenta Seeds B.V.

7 records

Grand Slam

Active

Lolium perenne L. · Perennial ryegrass

PURE SEED TESTING

4 records

Harrison

Active

Phaseolus vulgaris L. · Common bean

Syngenta, NL

6 records

GL Arabella

Active

Vicia faba L. · Broad bean

Saatzucht Gleisdorf

6 records

Gina

Active

Capsicum annuum L. · Bell pepper

Syngenta Seeds B.V.

5 records

Granamax

Terminated

Triticum aestivum L. · Bread wheat

Agri-Obtentions S.A.

5 records

Gazelle

Active

Solanum tuberosum L. · Potato

Grocep S.I.C.A.

7 records

Goetzgene

Active

Fuchsia L. · Fuchsia

Wolfram Götz

4 records

Gleneagle

Active

Lolium perenne L. · Perennial ryegrass

Teagasc

4 records

Frank

Active

Lactuca sativa L. · Lettuce

Nunhems B.V.

7 records

Fiona

Active

Gossypium hirsutum L. · Upland cotton

Bayer CropScience LP^^^Cotton Seed International Pty Ltd.

5 records

Ferlate

Active

Prunus persica (L.) Batsch · Peach

Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE)

7 records

Flatearly

Active

Prunus persica (L.) Batsch · Peach

Arsene Maillard Laurence Maillard

6 records

Galata

Active

Solanum tuberosum L. · Potato

Niederösterreichische Saatbaugenossenschaft reg.Gen.m.b.H.

6 records

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Variety traits

Maturity group 89 063
Yield 67 000
Vigor 53 548
Plant height 51 504
Lodging 50 198
Taste and aroma 36 010
Variety origin 29 523
Productivity 27 845

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Text source

This summary is compiled from the publications listed in the sources and verified by an editor. It contains no legally significant information; it provides agronomic context for registry data rather than the registry data itself.