United States Edition

Onion 'Stuttgart Long Keeper'

Allium cepa var. cepa

Stuttgart Long Keeper is part of the Allium genus and is a Onion variety. Its scientific name is Allium cepa var. cepa 'Stuttgart Long Keeper'. This variety is a Vegetable that typically grows as an Perennial, which is defined as a plant that matures and completes its lifecycle over the course of three years or more. Stuttgart Long Keeper is known for growing to a height of approximately 45.0 cm (that's 1.46 feet in imperial).

Stuttgart Long Keeper Onion is great for inexperienced gardeners and those that like low maintainance gardens.

This plant info is provided by the myfolia gardener's wiki. All details about Onion 'Stuttgart Long Keeper' have been kindly provided by our members.

How to grow Onion 'Stuttgart Long Keeper'

  • Full Sun

    +
  • Medium

Try to plant in a location that enjoys full sun and remember to water moderately. Keep in mind when planting that Stuttgart Long Keeper is thought of as very hardy, so this plant will survive though longer winters with little or no damage. The USDA Hardiness Zones typically associated with Stuttgart Long Keeper are Zone 3 and Zone 10. Stuttgart Long Keeper requires a soil ph of 6.0 - 7.0 meaning it does best in weakly acidic soil - neutral soil.

Growing Stuttgart Long Keeper from seed

Look to ensure a distance 1.95 inches (5.0 cm) between seeds when sowing - bury at a depth of at least 0.98 inches (2.5 cm) deep. Soil temperature should be kept higher than 13°C / 55°F to ensure good germination.

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

Transplanting Stuttgart Long Keeper

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

Harvesting Stuttgart Long Keeper

Onion 'Stuttgart Long Keeper' information

How long does Stuttgart Long Keeper take to grow?

These estimates for how long Onion 'Stuttgart Long Keeper' takes to sprout, grow and harvest are from real observations from real gardeners, right around the world. Start logging and journaling your observations to participate!

When should I sow Stuttgart Long Keeper?

Folia's when to plant Onion 'Stuttgart Long Keeper' estimates are relative to your last frost date. Enter your frost dates and we'll calculate your sowing and planting dates for you!

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