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Variety traits

Plant height — Hybrid ryegrass

Lolium x hybridum Hausskn.

The canopy height of hybrid ryegrass is a key indicator of forage productivity and potential green mass yield. This metric varies from 60 to 100 cm depending on varietal characteristics and growing conditions.

In the reference 24 varieties crop Hybrid ryegrass, where this is mentioned in the description.

The evaluation of hybrid ryegrass plant height is carried out during phases of intensive growth and before harvesting using traditional linear methods or remote monitoring to predict dry matter yield. Measurements are performed in centimeters and serve as an important criterion in breeding practice during variety testing.

This trait directly influences forage quality by determining the leaf-to-stem ratio in the sward. Excessive height increase can lead to a decrease in nutritional value and digestibility of the raw material; therefore, breeding efforts aim to find an optimal balance between height and regrowth intensity following mowing.

Plant height acts as a determining factor in selecting the target use for hybrid ryegrass. For pasture and haymaking purposes, forms with high green mass productivity are selected, whereas for lawn grass mixtures, priority is given to growth types that facilitate the formation of dense sod.

General information about the subject — on the page Plant height.

Sources8

Varieties of Hybrid ryegrass mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Dorcas

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

Zelder Holland(NL)

DE FR LU NL PL SI
16 records

Boxer

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

RESEARCH DEPARTMENT JOORDENS ZAADHANDEL B.V.

DE HR NL SI
11 records

Acrobat

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

RAGT 2N S.A.S

DE FR
6 records

Lolium x hybridum Hausskn. · Hybrid ryegrass

RAGT 2n, FR

DE FR
5 records

Hokey

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

GIE GRASS (FR)

FR PT
4 records

Melprius

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

ILVO-PLANT 39

BE DE
4 records

Fibrido

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

SEMILLAS BATLLE

PT
3 records

Utopial

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

RAGT 2N S.A.S

FR
4 records

Lolium x hybridum Hausskn. · Hybrid ryegrass

RAGT 2N S.A.S

FR
4 records

Rhetory

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

GIE GRASS (FR)

FR
3 records

Keurdor

Protection expired

Lolium x hybridum Hausskn. · Hybrid ryegrass

Societe Eraf (FR)

FR
3 records

Novial

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

RAGT 2N S.A.S

FR
6 records

Sherpa

Protection expired

Lolium x hybridum Hausskn. · Hybrid ryegrass

DLF SEEDS A/S| DLF Seeds A/S

DE
3 records

Hyrise

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

SEMILLAS FITO' S.A.

IT
3 records

Hymer

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

ILVO-PLANT 39

BE
4 records

Boogi

Protection expired

Lolium x hybridum Hausskn. · Hybrid ryegrass

DLF-TRIFOLIUM| DLF-Trifolium A/S

DE
3 records

Calimera

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

RAGT 2N S.A.S

FR
4 records

Placido

Withdrawn

Lolium x hybridum Hausskn. · Hybrid ryegrass

Deutsche Saatveredelung AG - DSV (DE)

DK FR
2 records

Diplomaxi

Terminated

Lolium x hybridum Hausskn. · Hybrid ryegrass

DE
3 records

Prospin

Terminated

Lolium x hybridum Hausskn. · Hybrid ryegrass

CZ
3 records

Nerja

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

RAGT 2n, FR

FR
1 record

Milor

Protection expired

Lolium x hybridum Hausskn. · Hybrid ryegrass

Societe Eraf (FR)

FR
1 record

Tonus

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

R 2n (FR)

FR
1 record

Winch

Withdrawn

Lolium x hybridum Hausskn. · Hybrid ryegrass

RAGT 2n, FR

FR
1 record