Seed Swaps

Onion 'Yellow'    

Allium cepa var. cepa

  • 150 plantings
  • 2 available for swap
  • 8 wanted
  • 23 stashed

'Yellow' is a Onion variety in the Allium genus with a scientific name of Allium cepa var. cepa. When ripe, fruit appear in these approximate colours:   Medium champagne and   Floral white. Leaves appear approximately as a   Cal Poly green colour. Yellow grows as a Perennial and is a Vegetable. Being a Perennial, it tends to grow best over several years (approx 3 years and greater). Yellow is known for growing to a height of approximately 45.0 cm (that's 1.46 feet in imperial).

Yellow Onion is normally quite a low maintenance plant and is normally very easy to grow - great for beginner gardeners!

This variety plant info is provided by the myfolia gardener's wiki. All details about Yellow have been kindly provided by our members.

How to grow Yellow

  • Full Sun

  • Medium

Plant in a location that enjoys full sun and remember to water moderately. Keep in mind when planting that Yellow is thought of as very hardy, so this plant will tend to survive through freezing conditions. Use USDA Hardiness Zone 3 - 10 as your guideline for the appropriate climate for this plant. Ideally plant in loamy, clay and sandy soil and try to keep the ph of your soil between the range of 6.0 and 7.0 as Yellow likes to be in weakly acidic soil to neutral soil.

Growing Yellow from seed

Try to aim for a seed spacing of at least 1.95 inches (5.0 cm) and sow at a depth of around 0.98 inches (2.5 cm). Soil temperature should be kept higher than 13°C / 55°F to ensure good germination.

By our calculations, you should look at sowing Yellow about 28 days before your last frost date.

Transplanting Yellow

Ensure that temperatures are mild and all chance of frost has passed before planting out, as Yellow is a very hardy plant.

Harvesting Yellow

This variety tends to be ready for harvesting by early autumn.