Lettuce (Lactuca sativa 'Red Grenoble') in the Lettuces Database

Also sold as:
Rouge Grenobloise

Data specific to Lettuces (Edit)
Lettuce Type: Batavian

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Annual
Sun Requirements: Full Sun
Water Preferences: Mesic
Plant Height: 9-15 inches
Plant Spread: 6 inches
Leaves: Other: Crisp deep-green leaves with very frilled deep red edges and somewhat prominent branching veins. Harvest as loose leaves or semi-open head. A summer lettuce: slow to bolt. Also very cold hardy. Full flavor, not bitter.
Uses: Vegetable
Salad greens
Propagation: Seeds: Self fertile
Needs specific temperature: 40F to 75F. Fastest from 60F to 70F.
Days to germinate: 2-15
Depth to plant seed: 1/8 inch deep
Sow in situ
Start indoors
Can handle transplanting
Other info: Lettuce almost never cross-pollinates. It has perfect flowers and usually self-pollinates before opening. 55-60 DTM. Old French alpine OP variety.
Pollinators: Self

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