[R] Raphanus sativus L. (Brassicaceae).
Fr: Radis; Ge: Radieschen; Sp: Rabano; It: Ravanello; Pt: Rabanete.
- Annual plant or biennal (seed production), with a thick taproot, 40 to 80 cm in height, a generally white flower with purple veining and insect pollination.
- France and Holland are the principal European producers.
- Radishes are cultivated for their roots which are consumed raw (*) .
- There are many different varieties: the varieties with small roots, round or oblong, red with a white tip, and the varieties with longer roots including the pink summer radish and the spicy black radish.
- Plant with a rapid cycle, early varieties can be harvested 18 to 20 days after seeding, other varieties, 26 to 30 days after seeding.
- Diseases: the most serious problems are the downy mildew of crucifers (Peronospora parasitica) and black scab (Rhizoctonia solani).
- Principal European pests: identical to those of turnip.
* Radish (Minost C.)
a: taproot, flesce; b: cotyledon; c: leaf , d: flowers white with lilac veins, arranged in cluster; e: fruit (pod).
HYPPZ on line: Species (scientific names), Pests (common names), Glossary, Crops.
HYP3 : HYPP Phytopathology.