Rettmann is a long, slim Japanese radish (Minowase type) for the entire outdoor growing season, especially for early cropping. Around 30-40 cm in length, smooth-skinned and snow white. Pleasant very mild taste.Long, slim Japanese radish (Minowase type) for the entire outdoor season. The snow-white roots grow to about 30-40 cm in length and are smooth-skinned. Rettmann has a very mild taste, with juicy and crisp flesh.
Planting Calendar
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Direct sowing outdoor
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Characteristics
Suitable for growing: open groundBotanical name: Raphanus sativus var. niger
Cultivation
Amount of seed needed: for bunching: 30-60 g/a; ca. 12 seeds per running metre
single roots: 30-60 g/a; 5-7 seeds per running metre
Planting distance: for bunching ca. 25 x 8 cm
single roots ca. 25 x 20 cm
Note: sow more thickly and thin out to the required spacing
Optimal amount of plants: for bunching ca. 50 plants/m²
single roots ca. 20 plants/m²
Sowing depth: 1-2 cm
bred by
Heinz-Peter Christiansen
Current breeding location: Silberstedt, Schleswig-Holstein
Bioorganic bred varieties from Heinz-Peter Christiansen:
The Demeter farm De Beersche Hoeve is a propagation and breeding farm located at Gut Baest in the south of the Netherlands. It is a former monastery farm that has been in operation for 800 years.
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