{"title":"Onions","description":"\u003cp\u003eGrow flavorful heirloom onion varieties from seed. From sweet Spanish onions to storage types, our open-pollinated seeds deliver reliable harvests season after season.\u003c\/p\u003e","products":[{"product_id":"golden-sweet-spanish-heirloom-onion-seeds","title":"Golden Sweet Spanish Heirloom Onion Seeds","description":"\u003cp\u003eYellow Sweet Spanish Onion Seeds\u003c\/p\u003e\u003cp\u003eGrow big, beautiful heirloom onions packed with sweet, mild flavor. Yellow Sweet Spanish Onions are a longtime garden favorite known for their impressive size, golden skin, and excellent versatility in the kitchen. These dependable onions thrive in home gardens and reward growers with generous harvests of flavorful bulbs perfect for fresh eating, grilling, roasting, and storage.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eHistory\u003c\/p\u003e\u003cp\u003eYellow Sweet Spanish Onions trace their roots to traditional Spanish onion varieties prized for their large size and mild sweetness. Over generations, gardeners and farmers selected these onions for reliable production, attractive golden skins, and exceptional flavor. Today, Sweet Spanish onions remain a classic heirloom choice for gardeners seeking large bulbs with old-fashioned taste and dependable garden performance.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003ePlant Profile\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDays to Maturity:\u003c\/strong\u003e 110–120 days\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulb Size:\u003c\/strong\u003e Large bulbs averaging 4–6 inches across\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlant Size:\u003c\/strong\u003e 12–18 inches tall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlavor:\u003c\/strong\u003e Mild, sweet, and slightly tangy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrowth Habit:\u003c\/strong\u003e Upright green tops with large globe-shaped bulbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYield Potential:\u003c\/strong\u003e Heavy yields under proper growing conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eFlavor Profile\u003c\/p\u003e\u003cp\u003eYellow Sweet Spanish Onions offer a delicious balance of sweetness and classic onion flavor. Their mild bite makes them excellent for fresh slicing while still providing rich depth when cooked. As the bulbs mature, their flavor becomes sweeter and more mellow, making them ideal for caramelizing and roasting.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eGrowth Type \u0026amp; Harvest Yields\u003c\/p\u003e\u003cp\u003eThese heirloom onions are a long-day bulbing variety best suited for northern and many central growing regions. Plants develop strong green tops that support large golden bulbs beneath the soil surface. Under favorable conditions, gardeners can expect abundant harvests of large, uniform onions with excellent kitchen versatility.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eDisease Resistance\u003c\/p\u003e\u003cp\u003eYellow Sweet Spanish Onions are valued for their vigorous growth and adaptability. While not specifically bred for disease resistance, healthy plants often show good tolerance to common garden stresses when grown in well-drained soil with proper spacing and crop rotation.\u003c\/p\u003e\u003cp\u003eBest prevention practices include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProper airflow between plants\u003c\/li\u003e\n\u003cli\u003eRotating onion-family crops yearly\u003c\/li\u003e\n\u003cli\u003eAvoiding overly wet soil conditions\u003c\/li\u003e\n\u003cli\u003eKeeping weeds controlled\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eGrowing Tips \u0026amp; Planting Dimensions\u003c\/p\u003e\u003cp\u003eYellow Sweet Spanish Onions grow best in full sun with loose, fertile soil rich in organic matter.\u003c\/p\u003e\u003cp\u003ePlanting Guidelines\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSunlight:\u003c\/strong\u003e Full sun\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoil Type:\u003c\/strong\u003e Loose, well-drained fertile soil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoil pH:\u003c\/strong\u003e 6.0–6.8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeed Depth:\u003c\/strong\u003e ¼ inch deep\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlant Spacing:\u003c\/strong\u003e 4–6 inches apart\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRow Spacing:\u003c\/strong\u003e 12–18 inches apart\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWatering:\u003c\/strong\u003e Keep evenly moist during bulb formation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eApply compost before planting and provide consistent watering for the largest bulbs. Avoid overcrowding plants, which can reduce bulb size.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eWhen to Start Indoors\u003c\/p\u003e\u003cp\u003eStart Yellow Sweet Spanish Onion seeds indoors approximately 8–10 weeks before your last expected frost date. Transplant outdoors once seedlings are sturdy and temperatures remain cool but above severe freezing.\u003c\/p\u003e\u003cp\u003eFor planting dates and growing zone guidance, visit: \u003ca target=\"_blank\" rel=\"noopener nofollow\" href=\"https:\/\/planthardiness.ars.usda.gov\/?utm_source=chatgpt.com\"\u003eUSDA Plant Hardiness Zone Map\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eCompanion Plants \u0026amp; Mutual Benefits\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrots\u003c\/strong\u003e — Onions help repel carrot flies while carrots loosen soil around onion roots\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLettuce\u003c\/strong\u003e — Maximizes garden space and helps shade soil to retain moisture\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBeets\u003c\/strong\u003e — Grow well together without competing heavily for nutrients\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCabbage Family Crops\u003c\/strong\u003e — Onions may help deter certain cabbage pests\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTomatoes\u003c\/strong\u003e — Benefit from similar growing conditions and garden spacing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChamomile\u003c\/strong\u003e — May improve onion flavor and attract beneficial pollinators\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvoid planting onions near peas or beans, which may slow growth.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eHow to Enjoy\u003c\/p\u003e\u003cp\u003eYellow Sweet Spanish Onions are incredibly versatile in the kitchen.\u003c\/p\u003e\u003cp\u003ePerfect for:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFresh slices on burgers and sandwiches\u003c\/li\u003e\n\u003cli\u003eHomemade onion rings\u003c\/li\u003e\n\u003cli\u003eRoasting and grilling\u003c\/li\u003e\n\u003cli\u003eSoups and stews\u003c\/li\u003e\n\u003cli\u003eCaramelized onions\u003c\/li\u003e\n\u003cli\u003eSalsa and salads\u003c\/li\u003e\n\u003cli\u003eStir-fries and skillet meals\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eTheir sweet, mild flavor shines both raw and cooked.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eWhy Gardeners Love Yellow Sweet Spanish Onions\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProduces large, impressive bulbs\u003c\/li\u003e\n\u003cli\u003eMild and sweet heirloom flavor\u003c\/li\u003e\n\u003cli\u003eExcellent for cooking and fresh eating\u003c\/li\u003e\n\u003cli\u003eReliable garden performer\u003c\/li\u003e\n\u003cli\u003eEasy to grow from seed\u003c\/li\u003e\n\u003cli\u003eGreat storage potential when cured properly\u003c\/li\u003e\n\u003cli\u003eBeautiful golden skins and classic onion shape\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eHarvest Tips\u003c\/p\u003e\u003cp\u003eHarvest onions once the tops begin to yellow and naturally fall over. Gently loosen bulbs from the soil and allow them to cure in a warm, dry, well-ventilated area for 2–3 weeks.\u003c\/p\u003e\u003cp\u003eFor longest storage:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eKeep bulbs dry\u003c\/li\u003e\n\u003cli\u003eTrim tops after curing\u003c\/li\u003e\n\u003cli\u003eStore in a cool, dark location with airflow\u003c\/li\u003e\n\u003cli\u003eAvoid bruising bulbs during harvest\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eProperly cured onions can store for several months.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eOrder Today\u003c\/p\u003e\u003cp\u003eAdd dependable heirloom flavor and impressive harvests to your garden with Yellow Sweet Spanish Onion Seeds from Garden Heirloom Seeds. These sweet, mild onions are perfect for home gardeners seeking large bulbs, reliable performance, and classic garden flavor.\u003c\/p\u003e","brand":"Garden Heirloom Seeds","offers":[{"title":"Packs of 50 seeds","offer_id":53518424047930,"sku":"J144353","price":0.99,"currency_code":"USD","in_stock":true},{"title":"Packs of 150 seeds","offer_id":53518424080698,"sku":"9179662","price":2.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/7850\/9626\/files\/YellowSweetSpanishOnion.jpg?v=1780971262"}],"url":"https:\/\/gardenheirloomseeds.com\/collections\/onions.oembed","provider":"Garden Heirloom Seeds","version":"1.0","type":"link"}