Radicchio PALLA ROSSA 3 400 SEEDS £1.70 Quantity: at £1.70 each Add To Basket Forms upright, red coloured heads. Mild tasting. Sowing instructions: Sow end of June to mid July in rows 30 cm apart. Growing instructions: Thin to a distance of 25 cm. Harvest in autumn. Will tolerate light frosts. Average contents:400 seeds.