Platikodon Tsar-Kolokol, seeds Russian vegetable garden 8pcs

Herbaceous perennial with large flowers up to 5-8 cm in diameter. It looks most impressive in groups and on alpine slides. Photophilous, drought-resistant, winter-hardy. It is unpretentious, but it is better to place it in open, well-heated areas with light, moderately moist soils. Growing conditions. Sowing seeds in a light peat substrate, Ph 5.5-6.0. At a germination temperature of + 20-22 ° C, seedlings appear within 15-20 days. Young plants dive 6 weeks after sowing. The optimum temperature for plant growth is + 20-25 ° C during the day and + 1b ° C at night.