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Prizehead — Lettuce | DarkGrow Seed Bank

Name: Prizehead
Brand: DarkGrow Seed Bank

50-60days to harvest

7-14days to germinate

Z2–11USDA zones

Easydifficulty

HeirloomContainer friendly

Sowing

Direct sow 2-4 weeks before last frost. Succession plant through summer. Can be grown year-round in mild climates.

Cultivation

Sun: Full sun to partial shade (4-6+ hours)
Water: 1 inch per week, consistent moisture
Soil: Well-drained soil with moderate fertility
Soil pH: 6.0-7.0
Spacing: 8-10 inches
Height: 6-12 inches
Season: Cool season (heat tolerant)

Appearance & flavour

Colour: Light green with bronze-red edges and tips
Size: Individual leaves 6-8 inches, plant spreads 10-14 inches
Shape: Large, loose leaves with crinkled texture and wavy edges
Flavour: Mild, sweet, and tender with slight nuttiness

In the kitchen

Fresh salads, mixed greens, garnish. Adds beautiful color contrast to salad mixes.

Pests, disease & resistance

Pests: Aphids, flea beetles, slugs, snails
Diseases: Downy mildew, lettuce drop, tipburn in extreme heat
Resistance: Excellent heat tolerance and resistance to bolting

Planting calendar by USDA zone

Zone	Start indoors	Transplant	Direct sow	Harvest
1	—	—	June – July	July – September
2	—	—	May – July	July – September
3	—	—	May – June	June – October
4	—	—	April – June	June – October
5	—	—	April – May	June – November
6	—	—	April – May	May – November
7	—	—	March – May	May – November
8	—	—	March – April	April – December
9	—	—	February – March	March – December
10	—	—	January – March	March – December
11	—	—	January – February	February – December
12	—	—	January – February	February – December
13	—	—	January – February	February – December

Companion planting

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

ChivesRepels aphids and other soft-bodied insects that damage lettuce

CarrotsLoosens soil with deep taproot, doesn't compete for space or nutrients

RadishesBreaks up soil, deters flea beetles, and grows quickly between lettuce rows

MarigoldsRepels nematodes and aphids while attracting beneficial predatory insects

NasturtiumsActs as trap crop for aphids and cucumber beetles, draws pests away from lettuce

DillAttracts beneficial insects like ladybugs and parasitic wasps that control aphids

GarlicNatural fungicide properties help prevent damping-off and other soil-borne diseases

SpinachSimilar growing requirements and harvest times, efficient use of garden space

Avoid

BroccoliHeavy feeder that competes for nitrogen and can shade out lettuce

SunflowersAllelopathic compounds inhibit germination and growth of nearby lettuce

FennelProduces allelopathic chemicals that stunt growth of most vegetables including lettuce

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

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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.

Prizehead

Sowing

Cultivation

Appearance & flavour

In the kitchen

Pests, disease & resistance

Planting calendar by USDA zone

Companion planting

Avoid

Nutrition (per 100 g)

Where to buy seed and equipment

Grown Prizehead?

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