Lettuce
37days to harvest
7-10 daysdays to germinate
Z5–9USDA zones
Easydifficulty
F1 hybrid

Sowing

Direct sow after last frost, or start indoors 4-6 weeks before transplanting

Cultivation

Sun
Full sun to part shade
Water
High — consistent moisture needed
Soil
Well-drained, fertile soil with consistent moisture
Spacing
6-8 inches
Height
3 feet
Season
Warm season annual

Appearance & flavour

Colour
Dark green
Shape
Compact, proportional mini heads with green stems
Flavour
Mild, tender, and slightly sweet with a delicate texture typical of baby pac choi.

In the kitchen

Stir-frying, steaming, sautéing, raw in salads, Asian cuisine

Pests, disease & resistance

Pests
Flea beetles, cabbage moths, aphids, slugs
Diseases
Clubroot, bacterial soft rot, downy mildew

Planting calendar by USDA zone

ZoneStart indoorsTransplantDirect sowHarvest
1——June – JulyJuly – September
2——May – JulyJune – September
3——May – JuneJune – October
4——April – JuneJune – October
5——April – MayMay – November
6——April – MayMay – November
7——March – MayApril – November
8——March – AprilApril – December
9——February – MarchMarch – December
10——January – MarchFebruary – December
11——January – FebruaryJanuary – December
12——January – FebruaryJanuary – December
13——January – FebruaryJanuary – December

Companion planting

8 beneficial pairings indexed for this variety, 3 to avoid.

ChivesRepels aphids and other pests that commonly attack lettuce
MarigoldsDeters nematodes and aphids while attracting beneficial insects
CarrotsLoosens soil for lettuce roots and doesn't compete for same nutrients
RadishesQuick-growing companion that helps break up soil and deters flea beetles
GarlicNatural pest deterrent that repels aphids and slugs
NasturtiumsActs as trap crop for aphids and cucumber beetles
SpinachSimilar growing requirements and can be interplanted for space efficiency
DillAttracts beneficial insects like ladybugs that control aphids

Avoid

SunflowersToo tall and creates excessive shade, stunting lettuce growth
BroccoliCompetes heavily for nitrogen and space, can overshadow lettuce
FennelReleases allelopathic compounds that inhibit lettuce germination and growth

Nutrition (per 100 g)

Protein (g)
0.742
Fat (g)
0.0738
Carbohydrate (g)
3.37
Vitamin K (µg)
20.5
Vitamin B6 (mg)
0.0401
Calcium (mg)
14.2
Iron (mg)
0.0332
Magnesium (mg)
6.31
Phosphorus (mg)
19.2
Potassium (mg)
139
Zinc (mg)
0.173

Where to buy seed and equipment

Some links are affiliate links. If you buy through them we may earn a commission at no extra cost to you.

Growing it? There is a full cultivation guide at the lettuce growing guide.

Cultivar facts compiled from public horticultural references including USDA GRIN and NC State Extension. Descriptions are original to this catalogue.

DarkGrow forum

Grown Li Ren Choi?

Post a crop report — day counts, reservoir readings, what worked. Variety-specific logs are the most useful thing on the forum.

Similar varieties

Other lettuce with a comparable time to harvest, so a season that suits Li Ren Choi suits these too.

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