Grow them in a sunny spot that has fertile, well-drained soil with a pH of 6.0 to 6.8. Improve your native soil by mixing in several inches of aged compost or other rich organic matter. Onions aren't great at taking up water, so it's important to keep soil moist so their shallow roots can drink up.
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May 9, 2024 · Onions grown from seed require the soil to be at least 50°F to germinate, so these should be started indoors about 6 weeks before transplanting ...
Mar 21, 2023 · They require consistently moist, well-drained soil with a pH between 6.0 and 7.0. Loamy soils high in organic matter are best though onions ...
Onions grow best in well-drained soil with pH between 6.0 and 7.0, and high organic matter. Apply phosphorus (P) and potassium (K) according to soil test ...
Apr 24, 2024 · The optimal growing conditions for onions are between 68 to 77 degrees Fahrenheit. Humidity typically isn't an issue as long as soil ...
Jul 20, 2018 · Onion grows best in an area that has full sun, loose, well-drained, fertile, sandy-loam to silt-loam soils soil with plenty of organic matter.
May 6, 2022 · Basically, different types of onions require different amounts of sunlight hours to trigger them to bulb up. Make sure you have the right kind ...
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Onions prefer full sun, especially during the afternoon hours. The heat and light are necessary for proper growth. Onion plants can't be grown in full shade, ...
Sep 28, 2022 · Plant these in autumn or spring, 10-15cm apart in well-prepared, moisture-retentive, fertile soil in full sun. Keep the area weed free and water ...
Aug 22, 2023 · Plant seeds thickly, then thin, using thinnings as green onions. Full sun requires at least 6 hours direct light/day; prefers 8 - 10 hours/day.