The Mulato Isleno pepper transforms from humble poblano to culinary treasure when left to dry on the vine, developing a distinctive prune-like and smoky depth that elevates mole and chile con carne recipes. These robust 18-24 inch plants thrive in zones 4-13, producing fat 6x3 inch peppers perfect for stuffing as rellenos. With mild heat levels ranging from 1,000 to 3,000 Scoville units, they mature in approximately 95 days, though some sources report harvest as early as 70-79 days.
12
Full Sun
Moderate
4-13
24in H x ?in W
—
High
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This exceptional poblano variety shines when allowed to fully dry on the plant, developing complex prune-like and smoky flavors that distinguish it from ordinary poblanos. The impressively large peppers reach 6 inches long by 3 inches wide, making them ideal candidates for stuffed rellenos while maintaining a manageable heat level between 1,000-3,000 Scoville units. Their upright growth habit and container-friendly nature make them accessible to gardeners with limited space, while their deer resistance and drought tolerance ensure reliable harvests even under challenging conditions.
These versatile peppers excel in traditional Mexican dishes, particularly when dried to achieve their signature smoky, prune-like flavor profile that enhances mole and chile con carne. Their substantial 6x3 inch size makes them perfect for stuffing as chile rellenos, while their mild heat level allows the complex flavors to shine without overwhelming heat-sensitive palates.
No timeline data available yet for this variety.
Start seeds indoors 6-8 weeks before the last spring frost date in well-draining soil or seed starting mix with pH around 6.5. Plant seeds 1/4 inch deep and maintain soil moisture without waterlogging. Keep seeds warm at 80-90°F for germination, which typically occurs within 7-10 days. Once seedlings emerge, move to a cooler area to harden off before transplanting.
Transplant hardened seedlings when they reach a few inches tall and after the last frost danger has passed. Space plants 12-18 inches apart with rows 2-3 feet apart, burying the roots completely in soil. Avoid planting near sweet peppers to prevent cross-pollination.
Mulato Isleno peppers mature through distinct color stages, beginning green and progressing to brown, then purple-black as they fully ripen. For the authentic mulato experience, allow peppers to dry completely on the vine to develop their signature prune-like and smoky flavor depth. Harvest using garden shears or a sharp knife to cut the stem, being gentle to avoid damaging the plant and ensure continued fruit production. Always wear gloves when handling these hot peppers and wash hands immediately after harvest.
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