Oaxacan Jewel tomato brings the sweet, fruity character of the Mexican highlands to your garden. This open-pollinated heirloom produces indeterminate vines that reach 4 to 5 feet tall and yield slicing tomatoes over 70 to 79 days from transplant. Hardy in zones 2 through 11, it thrives in full sun and grows well in garden plots, raised beds, and greenhouses. Its potato leaf foliage and reliable disease resistance make it a solid choice for gardeners seeking both flavor and resilience.

Photo © True Leaf Market
24
Full Sun
Moderate
2-11
60in H x ?in W
—
High
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This Oaxacan heirloom captures the essence of Mexican mountain farming, delivering a distinctive sweet and fruity flavor that separates it from standard slicing tomatoes. The indeterminate growth habit means continuous harvesting throughout the season, while its open-pollinated genetics let you save seeds year after year. Strong resistance to Bacterial Canker, Fusarium Wilt, Late Blight, Powdery Mildew, Tobacco Mosaic Virus, and Verticillium Wilt, plus tolerance to Blossom End Rot, gives you confidence even in challenging growing conditions.
Oaxacan Jewel tomatoes work beautifully as fresh slicing tomatoes, where their sweet and fruity character shines in simple preparations. They excel in salsas, fresh tomato sauces, and salads where the fruit's natural flavor takes center stage rather than being masked by cooking or heavy processing. Their open-pollinated nature also makes them valuable for home seed savers who want to preserve an heirloom variety for future growing seasons.
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Begin seeds indoors 6 to 8 weeks before your last spring frost. Sow seeds in seed-starting mix at a depth of approximately 1/4 inch, keep the soil consistently moist but not waterlogged, and maintain a warm environment around 70 to 75 degrees Fahrenheit for germination. Once seedlings emerge, provide bright light and cooler nighttime temperatures to encourage stocky growth.
Transplant seedlings outdoors after the last frost date when soil has warmed to at least 60 degrees Fahrenheit, ideally closer to 65 to 70 degrees. Harden off seedlings by gradually exposing them to outdoor conditions over 7 to 10 days before planting. Space plants 24 inches apart with 36 inches between rows, and plant deep if seedlings are leggy, burying the stem up to the lowest leaf set to encourage additional root development.
Pick tomatoes when fully colored and slightly soft to gentle pressure, typically 70 to 79 days after transplanting. For peak flavor, harvest at full maturity rather than picking early and ripening indoors. Simply twist and lift the fruit, or use pruning shears if the stem resists. Harvest regularly throughout the growing season to encourage continued flower and fruit production on indeterminate plants.
As an indeterminate variety, Oaxacan Jewel will benefit from selective pruning to improve air circulation and focus plant energy on fruit production. Remove lower leaves as the plant grows to prevent soil splash and reduce disease pressure from fungal pathogens. Some gardeners remove suckers (shoots that form between the main stem and branches) on indeterminate types to manage plant size and direct energy toward fruit, though this is optional and depends on your support system and available space.
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“The Oaxacan Jewel originates from the mountains of Oaxaca, Mexico, a region with deep roots in tomato cultivation and indigenous seed-saving traditions. As an open-pollinated heirloom variety, it represents generations of farmer selection in its native climate, preserving traits that made it valuable to Oaxacan growers. Its journey to seed catalogs and home gardens reflects the broader movement to preserve heirloom vegetables and support genetic diversity in food crops, particularly those with strong regional and cultural identity.”