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Variety traits

Plant height

Plant height is a key morphological trait that determines a variety's lodging resistance and suitability for mechanized harvesting. This indicator is measured in centimeters and shows a high degree of dependence on the interaction between the variety's genotype and environmental conditions.

Mentioned in descriptions 51 504 varieties reference book.

Plant height is a morphological trait measured in centimeters from the soil surface to the top of the vegetative or generative organs. To ensure representativeness, measurements are taken at several points in the plot, with leaning plants raised to a vertical position; the timing of data collection is strictly regulated by variety testing protocols.

This trait is directly linked to the crop's lodging resistance: as a rule, shorter or short-stemmed forms possess increased stem strength, allowing them to better withstand high doses of mineral fertilizers and intensive agrotechnical loads. Plant height also determines harvestability, directly affecting the position of the lower fruits or pods relative to the soil level.

Variability in height depends both on the genetic characteristics of a specific variety and on growing conditions, including soil fertility, moisture availability, and plant density. Due to the lack of a universal scale for all crops, varieties are classified by height relative to specific crop standards, and agronomists are recommended to evaluate not only the mean value of the trait but also its stability under various weather 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.

Rizaleta

Active

Cichorium endivia L. · Endive

Enza Zaden Beheer B.V.

NL
4 records

RG300A

Active

Oryza sativa L. · Rice

RISO GALLO S.P.A.

IT
4 records

Reflex

Active

Pisum sativum L. · Pea

Lemaire Deffontaines (FR)

FR
4 records

Restone

Terminated

Chrysanthemum L. · Chrysanthemum

Chrysanthemum Breeders Association Research B.V.

NL
3 records

Relight

Terminated

Chrysanthemum L. · Chrysanthemum

REVECU II B.V.

NL
3 records

Renine

Protection expired

Chrysanthemum L. · Chrysanthemum

REVECU BV

NL
3 records

Regactif

Active

Lolium perenne L. · Perennial ryegrass

GIE de Recherche Europeenne sur les Gazons (FR)

FR
4 records

Regina

Active

Dianthus caryophyllus L. · Carnation

California Florida Plant Company L.P.

NL
3 records

Reform

Active

Raphanus sativus L. var. oleiformis Pers. · Oil radish

Dr. Hans Baukloh in Fa. KWS SAAT SE

DE
6 records

Helianthus annuus L. · Sunflower

RAGT Semences, FR

FR
3 records

Oryza sativa L. · Rice

Semillas Certificadas Castells S.L.

ES
5 records

Recital

Protection expired

Helianthus annuus L. · Sunflower

GOLDEN WEST SEED RESEARCH Co.

GR
4 records

RHA-N-49

Active

Helianthus annuus L. · Sunflower

UA
6 records

RH591

Active

Helianthus annuus L. · Sunflower

Jose Romon Perez Monreal

UA
4 records

Raimu

Active

Capsicum annuum L. · Bell pepper

Clause Tezier, FR

FR
3 records

Rastaban

Active

Spinacia oleracea L. · Spinach

NUNHEMS

NL
5 records

Refocus

Terminated

Chrysanthemum L. · Chrysanthemum

REVECU II B.V.

NL
3 records

Reflex

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

Betaseed Inc. (US)

FR
3 records

Raba

Terminated

Festuca arundinacea Schreb. · Tall fescue

RAGT SA (FR)

FR
3 records

x Triticosecale Wittm. ex A. Camus · Triticale

RAGT 2N S.A.S

FR
4 records

Rednex

Active

Brassica oleracea L. (Curly kale Group) · Curly kale

MORAVOSEED

CZ
3 records

Quatrox

Active

Triticum aestivum L. · Bread wheat

Secobra Saatzucht

FI
4 records

Brassica napus var. napus · Rapeseed

Andreas Gertz

DE
4 records

QVI504

Active

Zea mays L. · Maize

Roland Debeuf

UA
5 records

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