Lettuce, Batavia Lettuce 'Rouge Grenobloise'

Lactucasativa

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Lactuca (lak-TOO-kuh)
Species
sativa (sa-TEE-vuh)
Synonym
Sun Exposure
Full Sun
Foliage
Grown for foliage
Height
6-12 in. (15-30 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Bloom Color
Bright Yellow
Bloom Time
Late Spring/Early Summer
Other Details
Category
Vegetables
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
From seed; direct sow outdoors in fall
From seed; sow indoors before last frost
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Troy, New York

Coburg, Oregon

Aston, Pennsylvania

Dayton, Washington

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Gardener's Notes:

2
positives
0
neutral
0
negative
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P
P
Avondale, PA (Zone 6b) | January 2012 | positive

This is truly a wonderful lettuce variety. It is now a staple in my garden and one of my favorite. If you harvest just the outer leaves, ...Read More

L
Dayton, WA | December 2004 | positive

Another of my all-time favorites, Rouge Grenobloise has achieved 'staple' status in my gardens. A beautiful lettuce with varying shades o...Read More

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