Red lettuce

A - Human Necessities – 01 – H

Patent

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Details

A01H 5/12 (2006.01) A01H 5/10 (2006.01) C12N 15/29 (2006.01)

Patent

CA 2621566

The present invention relates to a head-forming lettuce plant of the species Lactuca sativa having red leaves throughout the head, including the heart. The red leaves in the heart are red even in the absence of radiation with wavelengths shorter than 400 nm, wherein the absence of radiation with wavelengths shorter than 400 nm is in the growing environment during the complete period from sowing until observation. The ratio between anthocyanin and chlorophyll lies between 4 and 50, preferably between 9 and 27. The invention also relates to progeny of the plant.

La présente invention concerne une plante de laitue formant une tête de l'espèce Lactuca sativa ayant des feuilles rouges dans l'ensemble de la tête, y compris le coeur. Les feuilles rouges dans le coeur sont rouges même en l'absence de rayonnement avec des longueurs d'onde inférieures à 400 nm, l'absence de rayonnement avec des longueurs d'onde inférieures à 400 nm se situant dans l'environnement de culture pendant la période complète du semis jusqu'à l'observation. Le rapport entre l~anthocyane et la chlorophylle se situe entre 4 et 50, de préférence entre 9 et 27. L'invention concerne également la lignée de la plante.

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