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Arugula Serrated Leaf
Eruca vesicaria subsp. sativa
vegetableSerrated leaf arugula is a peppery salad green with deeply lobed, saw-toothed leaves that are more ornamental and flavorful than standard arugula varieties. This cool-season crop grows quickly and is ideal for fresh eating, delivering a distinctive spicy bite to salads and dishes. It's a prolific producer that can be harvested repeatedly throughout the growing season.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-9; best as a cool-season crop in spring and fall
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Growth Stages
Germination
5-10 daysSeeds sprout and develop first true leaves; seedlings are delicate and small
Keep soil moist; maintain temperature between 50-65°F; thin seedlings to proper spacing once they develop first true leaves; provide gentle air circulation
Seedling/Vegetative Growth
2-3 weeksYoung plants develop characteristic serrated leaves; foliage becomes increasingly distinctive with deep lobing
Water consistently; begin light fertilizing every 2-3 weeks with diluted fertilizer; ensure adequate light to prevent leggy growth; monitor for pests
Leaf Development
2-3 weeksPlant establishes robust leaf rosette with fully serrated, deeply lobed foliage at ideal texture and size for harvest
Continue regular watering; harvest outer leaves to encourage continued growth; remove any yellowing or damaged foliage; maintain consistent moisture to delay bolting
Mature/Harvest-Ready
2-4 weeks (can extend with succession planting)Plant reaches full size with abundant tender leaves ready for cutting; leaves are at peak flavor and texture
Begin regular harvesting of outer leaves; harvest in early morning for best texture; maintain cooler temperatures and consistent moisture to extend harvest window; avoid letting plant fully bolt
Bolting/Flowering
1-2 weeks before plant exhaustionPlant flowers with small white to yellow blooms on elongated stems; leaves become tougher and more peppery
Once bolting begins, quality declines; remove flowering stems to extend leaf harvest briefly; consider replanting with fresh seeds for continuous supply; spent plants can be composted
Common Pests
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Use row covers on young plants; spray neem oil or insecticidal soap; encourage beneficial insects; trap crops with mustard greens
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Strong spray of water to dislodge; insecticidal soap; neem oil; encourage natural predators like ladybugs and parasitic wasps
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Hand-pick caterpillars; Bacillus thuringiensis (Bt) spray; spinosad; row covers to prevent egg-laying
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and
Hand-pick early morning or evening; beer traps; diatomaceous earth barriers; copper tape; encourage ground beetles and other predators
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Yellow sticky traps; strong water spray; insecticidal soap; neem oil; reflective mulches
Uses
Salads & Fresh Cooking
CulinarySerrated leaf arugula's peppery, piquant flavor makes it an excellent addition to mixed salads, pasta dishes, sandwiches, and pizzas. The attractive lobed leaves add visual interest while the bold flavor complements mild greens and vinaigrettes. [source]
Pesto & Sauces
CulinaryThe spicy leaves create a distinctive pesto alternative to basil, blended with garlic, pine nuts, Parmesan, and olive oil. This sauce pairs beautifully with pasta, grilled vegetables, and meats. [source]
Nutritional & Antioxidant Benefits
MedicinalArugula is rich in vitamin K, vitamin C, and glucosinolates—compounds with potential anti-cancer properties. It also contains folate, calcium, and various antioxidants that support overall health. [source]
Microgreens & Sprouts
CulinarySerrated leaf arugula seeds are excellent for growing fast microgreens with intense flavor, ready to harvest in 7-14 days for garnishing dishes and adding peppery punch to meals. [source]
Pollinator & Beneficial Insect Support
WildlifeWhen allowed to flower, arugula's small white and yellow blossoms attract pollinators including bees and small beneficial insects, supporting garden ecosystem health. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Begin harvesting outer leaves once plant reaches 6-8 inches tall, typically 30-50 days from planting. Use the cut-and-come-again method, removing outer leaves at the base while leaving center to continue growing. Harvest in early morning for crispest, most flavorful leaves. Leaves are best harvested young and tender before flowering; older leaves become tougher and more peppery. Can harvest entire plant at once by cutting 1 inch above soil surface, which may prompt regrowth.
Fun Facts
- 🌱 Serrated leaf arugula is sometimes called 'Roquette' or 'Rucola' in European cuisines, where it has been cultivated for centuries, particularly around the Mediterranean.
- 🌱 The spicy, peppery flavor in arugula comes from glucosinolates and isothiocyanates—the same compounds that give mustard and wasabi their characteristic heat.
- 🌱 Arugula was used in ancient Rome as both a culinary ingredient and an aphrodisiac, valued for its peppery taste and purported romantic properties.
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