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When to Plant Mammoth Jalapeño in Zone 4b

Family: Solanaceae Hot Pepper
Zone 4b Save Garden

Planting Schedule

Add Mammoth Jalapeño to your garden to build a schedule and get reminders.

Plan your Mammoth Jalapeño harvest with precision. Below is the exact Zone 4b planting schedule, frost dates, and recommended companion crops.

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Read Botanical Guide
Botanical illustration of Mammoth Jalapeño

Crop Dates : 4b

Growing note: This crop establishes over multiple seasons (~80 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.
MilestoneDate
Start IndoorsMar 18th
Last FrostMay 13th
Transplant / Sow OutdoorsJul 8th
Harvest BeginsSep 26th
Harvest EndsSep 27th

Garden Alerts

This crop establishes over multiple seasons (~80 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.

Recommended Companions

Lettuce Leaf Basil Basil
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Durango Red Marigold
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Patterson F1 Onion
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Texas Early Grano 502 PRR Onion
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Amrita Tulsi Basil
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Lemon Gem Marigold
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Garden Alerts

This crop establishes over multiple seasons (~80 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.