How to Grow Cilantro Jalapeno

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Cilantro Jalapeno

Coriandrum sativum × Capsicum annuum

herb

Cilantro Jalapeno is a hybrid culinary herb that combines the fresh, citrusy flavor of cilantro with subtle heat reminiscent of jalapeno peppers. This unique variety offers a distinctive taste profile ideal for salsas, sauces, and garnishes. It's a fast-growing annual that thrives in cool to moderate climates.

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Example Cilantro Jalapeno timeline · Pittsburgh, PA (Zone 6b)

Plant Cilantro Jalapeno
Around Apr 17

Near Pittsburgh's average last spring frost.
Tend & protect
Late spring–summer

Watering, feeding, and pest-watch reminders.
Harvest Cilantro Jalapeno
Around May 27

≈ 40 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Cilantro Jalapeno dates for your own zip code.

Growing Conditions

☀️

Sun: Full sun to partial shade, 6-8 hours of sunlight daily preferred; afternoon shade helps in hot climates

💧

Water: Keep soil consistently moist but not waterlogged. Water when top inch of soil feels dry. Provide 1-2 inches of water per week. Reduce watering slightly as days lengthen to encourage leaf production before bolting.

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Spacing: 6 inches

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Days to maturity: 40-60

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Planting depth: 0.25-0.5 inches

Soil

Type: Well-draining loamy soil with moderate organic matter

pH: 6.0-7.0

Amendments:

Compost aged manure perlite for drainage

Growing Zones

Find your zone →

Zones 5-9 are ideal; can be grown in zones 3-4 as a cool-season annual

3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b

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Growth Stages

Germination

7-10 days

Tiny seedlings emerge with two oval seed leaves. Soil remains moist and warm (60-70°F ideal).

Keep soil consistently moist. Provide gentle light once sprouted. Thin seedlings to proper spacing to prevent crowding.

Seedling & Early Growth

2-3 weeks

True leaves begin appearing, resembling delicate cilantro foliage. Plant becomes more robust with slightly waxy texture.

Maintain consistent moisture and moderate temperatures. Provide 6+ hours of sunlight daily. Begin light fertilizing with balanced fertilizer every 2-3 weeks.

Vegetative/Leaf Development

2-4 weeks

Plant develops bushy foliage with increasingly complex compound leaves. Growth is vigorous with bright green coloring and distinctive aroma.

Pinch back growing tips to encourage bushiness and delay bolting. Continue consistent watering. Harvest outer leaves regularly to promote continued growth. Monitor for pests.

Maturation & Peak Flavor

2-3 weeks

Plant reaches full bushy form with abundant harvestable foliage. Leaves display maximum flavor intensity with distinctive cilantro-jalapeno character.

Increase harvesting frequency. Provide afternoon shade in warm climates (over 75°F) to slow bolting. Keep fertilizing every 2-3 weeks with balanced feed.

Bolting & Decline

2-4 weeks until seed maturity

Plant sends up flower stalks with small umbrella-shaped white or pink flower clusters. Leaf flavor becomes more bitter as energy shifts to seed production.

Remove flowering stems to extend harvest period, or allow to flower for ornamental interest and seed saving. Reduce watering slightly if allowing to complete its cycle.

Companion Planting

Plan your garden →

Plant with:

basil parsley dill chives lettuce spinach tomato carrot onion garlic

Avoid planting near:

fennel dill (if saving seeds from cilantro) coriander (if cross-pollination is a concern)

Common Pests

Spray with water to dislodge; use insecticidal soap; introduce ladybugs or parasitic wasps. Avoid high-nitrogen fertilizers that promote soft growth.
Increase humidity with regular misting; spray with neem oil; provide afternoon shade in hot climates where mites thrive.
Use yellow sticky traps; spray with insecticidal soap or neem oil; remove affected leaves.
Remove and destroy affected leaves; cover young plants with row cloth; apply spinosad if infestation is severe.
Improve air circulation; avoid overhead watering; spray with sulfur dust or baking soda solution; remove affected leaves.

Uses

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Salsas & Sauces

Culinary

The distinctive cilantro-jalapeno flavor makes this herb exceptional for fresh salsas, chutneys, and hot sauces. Its subtle heat adds complexity without requiring additional peppers. [source]

🍳

Garnish & Finishing

Culinary

Use fresh leaves as a vibrant garnish for Mexican cuisine, Asian dishes, and contemporary plating. The herb adds both visual appeal and a unique spicy-fresh flavor note. [source]

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Beverages & Infusions

Culinary

Steep fresh leaves in cocktails, lemonades, or herbal teas for an unexpected aromatic and slightly spicy dimension. Pairs particularly well with lime and tequila-based drinks. [source]

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Digestive Support

Medicinal

Cilantro is traditionally used to support digestive function and may help reduce bloating. The jalapeno aspect provides capsaicin, which supports circulation and metabolism. [source]

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Fresh Flavor Culinary Staple

Household

An efficient garden herb that provides fresh flavor for weeks from a small space, reducing dependence on store-bought cilantro which often comes in excess packaging. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Harvest when plant is 6+ inches tall, typically 30-40 days from planting. Pinch or cut outer leaves from the top, leaving inner growth intact for continued production. Harvest in the morning after dew dries for best flavor. Regular harvesting encourages bushier growth and delays bolting. In warm climates, grow as a spring or fall crop; summer heat accelerates flowering and reduces leaf quality. For seed saving, allow some plants to bolt and mature fully.

Fun Facts

🌱 Cilantro is one of the few herbs where people have strong genetic taste preferences—some perceive a soapy flavor due to variations in the OR6A2 gene, while others find it perfectly fresh and aromatic.
🌱 The jalapeno element in this hybrid variety suggests flavor layering rather than actual heat, making it approachable for heat-sensitive palates while offering complexity.
🌱 Cilantro has been used for thousands of years in traditional medicine across Mediterranean, Asian, and Latin American cultures for digestive and anti-inflammatory properties.

Gardening Terms

New to gardening? Learn about terms used in this guide:

Annual Bolt Full Sun Hybrid Partial Shade Pinch Back True Leaves

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