Developed from Ishikura Long White, the Bunching onion variety Ischikrona, instead of onions, forms long white and thick stems. Leaves are fresh green and stand very upright. Sowing time bunching onion: Successional beginning of March till mid July. For throughout the season and reasonably frost hardy.
Cultivation
Raise in seed bed: for open ground: successional mid of January for planting out from mid of March, last sowing end of June for planting out end of July
for greenhouse: mid of July for planting out mid of August
Sowing depth: ca. 2 cmAmount of seed needed: ca. 50 g/a; 60-70 seeds per running metreSeed germination temperature: ca. 20 °CPlanting distance: direct sowing 25-30 x 2 cm
planting 30 x 20 cm
Direct sowing: open ground: successional beginning of March till beginning of July
overwintering in greenhouse: beginning till end of August
Optimal amount of plants: ca. 100 plants/m², 5-7 seeds per soil block
Sowing calendar
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Sowing Outdoor
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Harvest
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Origin
Multiplier: Saatzucht RoseBreeder: A. MaaßCerifications: Demeter
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