Poblano peppers are a beloved Mexican staple that brings mild heat and meaty substance to home gardens across zones 4-13. These upright plants reach 18-24 inches tall and produce distinctive heart-shaped fruits with thick, dark green skin that deepens to rich red as they mature. In 70-79 days from transplant, you'll harvest peppers with a gentle kick (1,000 to 1,500 Scoville Heat Units) that's far more approachable than jalapeños, making them perfect for cooks who want flavor without fire. Deer leave these plants alone, and they tolerate heat and drought well, thriving in full sun whether you grow them in containers, raised beds, or garden soil.
18
Full Sun
Moderate
4-13
24in H x ?in W
—
High
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The poblano's thick, fleshy walls and mild warmth make it distinctly different from other hot peppers. Heart-shaped and substantial in hand, these peppers deliver genuine flavor complexity rather than pure heat, with a structure that stands up beautifully to roasting, stuffing, or slicing fresh. They ripen from deep green to red if left on the plant, giving you flexibility in when and how you harvest.
Poblanos shine when roasted whole over flame or in a hot oven, where their thick skin chars and peels away to reveal tender, smoky flesh beneath. This is the pepper that becomes rajas con queso (roasted pepper strips with cheese) and chile relleno, the cornerstone dish of Mexican cuisine where poblanos are stuffed with cheese, dipped in egg batter, and fried. You can also slice them fresh into salsas and sauces, add them to stir-fries, or preserve them by roasting and freezing.
No timeline data available yet for this variety.
Start seeds indoors 6-8 weeks before your last spring frost. Sow seeds 1/4 inch deep in warm conditions (70-75°F soil temperature speeds germination). Keep soil consistently moist but not waterlogged until seedlings emerge in 10-14 days.
Transplant seedlings outdoors after your last spring frost date, when soil has warmed to at least 60°F (70°F or warmer is ideal). Space plants 18 inches apart in rows spaced 36 inches apart. Harden off seedlings by gradually exposing them to outdoor conditions over 7-10 days before planting.
Harvest poblanos 70-79 days after transplanting. Pick peppers when they reach full size with thick, glossy green skin (typically 3-4 inches long and 2-3 inches wide). For a milder flavor, harvest at this green stage. For deeper, sweeter flavor, wait until peppers fully ripen to red, which takes an additional 3-4 weeks. Use a sharp knife or pruners to cut peppers from the stem rather than pulling, which can damage branches.
No pruning is required for poblanos grown as annual plants. Remove any damaged, diseased, or crowded growth early in the season to improve air circulation and sunlight penetration through the canopy.
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