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Variety traits

Lettuce plant height

Lactuca sativa L.

An important biometric parameter of lettuce cultivars that determines planting density, harvesting methods, and the onset of the bolting phase.

In the reference 106 varieties crop Lettuce, where this is mentioned in the description.

When evaluating lettuce, plant height is measured from the soil surface to the apex or the growing point of the plant at the technical maturity stage. Leaf and butterhead varieties are characterized by a compact rosette, whereas Romaine-type varieties have an upright rosette, and stem lettuce is distinguished by significant stem height.

Changes in plant height serve as a technological indicator: excessive stem elongation due to unfavorable conditions or high temperatures indicates etiolation or an early transition to the flowering phase, which reduces market quality due to leaf toughening and the development of bitterness.

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

Sources8

Varieties of Lettuce 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.

KAY-008

Active

Lactuca sativa L. · Lettuce

KUBOTA ITSUKI

6 records

Ice Cold

Application submitted

Lactuca sativa L. · Lettuce

Syngenta Seeds B.V.

ES NL
7 records

Lactuca sativa L. · Lettuce

NUNHEMS

ES NL
8 records

Pedrola

Active

Lactuca sativa L. · Lettuce

JONATHAN SINCLAIR (ENZA ZADEN BEHEER B.V.)

NL
7 records

Lactuca sativa L. · Lettuce

Syngenta Crop Protection AG

NL
8 records

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
7 records

Vespucci

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
7 records

Telex

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
7 records

Stronex

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
6 records

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

FR
5 records

Shepard

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
5 records

Pascal

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
8 records

Pamex

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
7 records

Kireve

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

FR
6 records

Kiprien

Terminated

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V, Rijk Zwaan Lettuce Breeding department

NL
6 records

Kipling

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

ES FR
5 records

Gibbard

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
7 records

Ezflor

Active

Lactuca sativa L. · Lettuce

Lemont

NL
7 records

Botiola

Active

Lactuca sativa L. · Lettuce

Enza Zaden Beheer B.V.

NL
6 records

Behn

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
8 records

Altanera

Application submitted

Lactuca sativa L. · Lettuce

Vilmorin-Mikado S.A.S.

FR
7 records

Alpinas

Active

Lactuca sativa L. · Lettuce

RIJK ZWAAN Z.Z. B.V.

ES
4 records

Alboreto

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
7 records

Zendria

Terminated

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
4 records