{"product_id":"long-day-white-sweet-spanish-onion-seeds","title":"Long Day White Sweet Spanish Onion Seeds for home growers seeking a reliable harvest","description":"\u003ch1\u003eLong Day White Sweet Spanish Onion Seeds – Heirloom Allium cepa\u003c\/h1\u003e \n \n \u003cp\u003eEnhance your garden with \u003cb\u003eLong Day White Sweet Spanish Onion seeds\u003c\/b\u003e from \u003cb\u003eDhara Seeds\u003c\/b\u003e—a big, trusted name in the USA seed market with a vast, high-quality selection. These \u003cb\u003enon-GMO seeds\u003c\/b\u003e produce large, globe-shaped bulbs with pure white skin and a mild, sweet flavor, making them ideal for fresh consumption, cooking, and storage. As an \u003cb\u003eheirloom seed\u003c\/b\u003e variety, they offer both culinary versatility and a touch of gardening tradition.\u003c\/p\u003e \n \n \u003ch3\u003e\u003cu\u003eCharacteristics and Uses of Long Day White Sweet Spanish Onion Plants\u003c\/u\u003e\u003c\/h3\u003e \n \n \u003cp\u003eThis long-day onion variety thrives in regions with extended daylight hours, typically requiring 14–16 hours of sunlight to form bulbs. The plants produce jumbo-sized onions, often exceeding 5 inches in diameter, with firm, white flesh and a delicate sweetness. These onions are excellent for slicing, salads, cooking, and can be stored for several months under proper conditions.\u003c\/p\u003e \n \n \u003ch3\u003e\u003cu\u003eGrowing Conditions for Long Day White Sweet Spanish Onion Plants\u003c\/u\u003e\u003c\/h3\u003e \n \n \u003cul\u003e \n \u003cli\u003e\n\u003cb\u003eLight Requirements:\u003c\/b\u003e Full sun; at least 6–8 hours of direct sunlight daily.\u003c\/li\u003e \n \u003cli\u003e\n\u003cb\u003eSoil Type:\u003c\/b\u003e Prefers well-draining, fertile soils rich in organic matter; sandy loam is ideal.\u003c\/li\u003e \n \u003cli\u003e\n\u003cb\u003eSoil pH:\u003c\/b\u003e Optimal range is 6.0–7.0.\u003c\/li\u003e \n \u003cli\u003e\n\u003cb\u003eTemperature:\u003c\/b\u003e Cool-season crop; optimal growth occurs in temperatures between 55–75°F (13–24°C).\u003c\/li\u003e \n \u003cli\u003e\n\u003cb\u003eHumidity:\u003c\/b\u003e Tolerant of various humidity levels; ensure good air circulation to prevent fungal issues.\u003c\/li\u003e \n \u003c\/ul\u003e \n \n \u003ch3\u003e\u003cu\u003ePlanting Tips for Long Day White Sweet Spanish Onion\u003c\/u\u003e\u003c\/h3\u003e \n \n \u003cul\u003e \n \u003cli\u003eStart seeds indoors 8–10 weeks before the last expected frost date.\u003c\/li\u003e \n \u003cli\u003eSow seeds ¼ inch deep in seed-starting mix, maintaining soil temperatures between 60–75°F (16–24°C).\u003c\/li\u003e \n \u003cli\u003eTransplant seedlings outdoors when they are pencil-thick and after the danger of frost has passed.\u003c\/li\u003e \n \u003cli\u003eSpace transplants 4–6 inches apart in rows 12–18 inches apart.\u003c\/li\u003e \n \u003cli\u003eFor direct sowing, plant seeds ¼ inch deep, spacing them ½ inch apart, and thin seedlings to 4–6 inches apart as they grow.\u003c\/li\u003e \n \u003c\/ul\u003e \n \n \u003ch3\u003e\u003cu\u003eWatering Instructions and Tips\u003c\/u\u003e\u003c\/h3\u003e \n \n \u003cul\u003e \n \u003cli\u003eMaintain consistent soil moisture, especially during the bulb formation stage.\u003c\/li\u003e \n \u003cli\u003eWater deeply once or twice a week, providing about 1 inch of water each time.\u003c\/li\u003e \n \u003cli\u003eAvoid overhead watering to reduce the risk of foliar diseases; drip irrigation or soaker hoses are recommended.\u003c\/li\u003e \n \u003cli\u003eMulch around the base to retain soil moisture, suppress weeds, and regulate soil temperature.\u003c\/li\u003e \n \u003c\/ul\u003e \n \n \u003ch3\u003e\u003cu\u003eGrowing Zones\u003c\/u\u003e\u003c\/h3\u003e \n \n \u003cul\u003e \n \u003cli\u003e\n\u003cb\u003eUSDA Hardiness Zones:\u003c\/b\u003e 4–9; suitable for regions with long daylight hours during the growing season.\u003c\/li\u003e \n \u003cli\u003e\n\u003cb\u003eGlobal Zones:\u003c\/b\u003e Performs well in temperate regions with extended daylight periods in late spring and summer.\u003c\/li\u003e \n \u003c\/ul\u003e \n \n \u003ch3\u003e\u003cu\u003eKey Benefits \u0026amp; Uses\u003c\/u\u003e\u003c\/h3\u003e \n \n \u003cul\u003e \n \u003cli\u003eProduces large, sweet onions ideal for fresh consumption, cooking, and storage.\u003c\/li\u003e \n \u003cli\u003eHigh in vitamin C, dietary fiber, and antioxidants, contributing to a healthy diet.\u003c\/li\u003e \n \u003cli\u003eAdaptable to various soil and climate conditions, making it suitable for diverse gardening environments.\u003c\/li\u003e \n \u003cli\u003ePerfect for gardeners seeking \u003cb\u003eseeds for planting\u003c\/b\u003e that offer both nutritional value and culinary versatility.\u003c\/li\u003e \n \u003c\/ul\u003e \n \n \u003ch3\u003e\u003cu\u003eBest Uses in the Garden \u0026amp; Landscape\u003c\/u\u003e\u003c\/h3\u003e \n \n \u003cul\u003e \n \u003cli\u003eIn traditional vegetable gardens for a reliable and productive crop.\u003c\/li\u003e \n \u003cli\u003eIn raised beds or containers with adequate depth and space.\u003c\/li\u003e \n \u003cli\u003eAs a companion plant to deter pests and enhance the growth of neighboring crops.\u003c\/li\u003e \n \u003c\/ul\u003e \n \n \u003ch3\u003e\u003cu\u003eConclusion\u003c\/u\u003e\u003c\/h3\u003e \n \n \u003cp\u003eElevate your gardening experience with Long Day White Sweet Spanish Onion seeds from \u003cb\u003eDhara Seeds\u003c\/b\u003e—a big, trusted name in the seed world, offering a wide range of high-quality, non-GMO varieties to gardeners everywhere. Whether you're a novice gardener or a seasoned horticulturist, this heirloom variety provides a rewarding and delicious addition to your garden, combining ease of cultivation with versatile culinary uses.\u003c\/p\u003e \n \n \u003ch3\u003e\u003cu\u003eFAQ\u003c\/u\u003e\u003c\/h3\u003e \n \n \u003ch4\u003e\u003ci\u003eHow do I grow Long Day White Sweet Spanish Onions from seeds?\u003c\/i\u003e\u003c\/h4\u003e \n \u003cp\u003eStart seeds indoors 8–10 weeks before the last frost date. Sow seeds ¼ inch deep in seed-starting mix, maintaining soil temperatures between 60–75°F (16–24°C). Transplant seedlings outdoors when they are pencil-thick and after the danger of frost has passed. Space transplants 4–6 inches apart in rows 12–18 inches apart.\u003c\/p\u003e \n \n \u003ch4\u003e\u003ci\u003eWhen is the best time to plant Long Day White Sweet Spanish Onions outdoors?\u003c\/i\u003e\u003c\/h4\u003e \n \u003cp\u003eTransplant seedlings outdoors in early spring, as soon as the soil can be worked and after the danger of frost has passed. In regions with mild winters, seeds can also be sown directly in the fall for a spring harvest.\u003c\/p\u003e \n \n \u003ch4\u003e\u003ci\u003eAre Long Day White Sweet Spanish Onions easy to grow?\u003c\/i\u003e\u003c\/h4\u003e \n \u003cp\u003eYes, Long Day White Sweet Spanish Onions are relatively easy to grow, making them suitable for gardeners of all experience levels. They thrive in full sun and well-drained, fertile soils, requiring consistent moisture and minimal maintenance.\u003c\/p\u003e","brand":"Seed Mantra","offers":[{"title":"100 Pcs","offer_id":44985551421509,"sku":"SM-002-Vgt-SA5-3073","price":16.99,"currency_code":"USD","in_stock":true},{"title":"500 Pcs","offer_id":44985551454277,"sku":"SM-002-Vgt-SA5-3074","price":59.99,"currency_code":"USD","in_stock":true},{"title":"1000 Pcs","offer_id":44985551487045,"sku":"SM-002-Vgt-SA5-3075","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/9697\/9781\/files\/71KRu5HGYZL.jpg?v=1778225096","url":"https:\/\/seedmantra.com\/products\/long-day-white-sweet-spanish-onion-seeds","provider":"Seed Mantra","version":"1.0","type":"link"}