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.

Elsie

Active

Cucumis sativus L. · Cucumber

Syngenta Seeds B.V.

3 records

Estatique

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Enza Zaden Beheer B.V.

2 records

EST 18200

Active

Solanum lycopersicum L. · Tomato

SEMILLAS FITO, S.A.

3 records

Ferci

Active

Prunus mahaleb L. · Saint Lucie cherry

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

4 records

Fenomena

Active

Solanum lycopersicum L. · Tomato

Vilmorin SA (FR)

2 records

Felinto

Terminated

Solanum lycopersicum L. · Tomato

Enza Zaden Beheer B.V.

4 records

Estela roja

Terminated

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

Western Seed Company

2 records

Esben

Active

Cucumis sativus L. · Cucumber

Syngenta Seeds B.V.

2 records

Félicia

Terminated

Solanum lycopersicum L. · Tomato

Tezier SA (FR)

3 records

Eros

Active

Cucurbita pepo L. · Field pumpkin

Syngenta Seeds B.V.

2 records

Felama

Application submitted

Prunus dulcis (Mill.) D. A. Webb · Almond

M. J RUBIO CABETAS / R. SOCIAS I COMPANY / A.J.FELIPE

3 records

Enzor

Active

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

4 records

Eroico

Active

Capsicum annuum L. · Bell pepper

UNITED GENETICS SEEDS CO

3 records

Enygma

Terminated

Solanum lycopersicum L. · Tomato

Seminis Vegetable Seeds

4 records

Eneko

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

2 records

Early Scarlet

Active

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

UNITED GENETICS SEEDS CO

2 records

Explozja

Active

Capsicum annuum L. · Bell pepper

Paulina Bartkowska Gospodarstwo Hodowlano - Nasienne Bartkowscy

2 records

Eztoril

Terminated

Lactuca sativa L. · Lettuce

Enza Zaden Beheer B.V.

4 records

Earl

Active

Brassica oleracea L. (White Cabbage Group) · White cabbage

Hazera Seeds B.V.

3 records

Dynamit

Active

Hordeum vulgare L. · Barley

Poznanska Hodowla Roslin Sp. z o.o

2 records

Excalibur

Terminated

Solanum lycopersicum L. · Tomato

Vilmorin SA (FR)

2 records

Eleonor

Active

Cucurbita pepo L. · Field pumpkin

UNITED GENETICS SEEDS CO

2 records

Electric Pink

Terminated

Impatiens L. · Balsam

MARIO GUILLEN

2 records

Dulcimor

Active

Solanum lycopersicum L. · Tomato

TOMATECH R&D ISRAEL L.T.D.

2 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.