холодная стратификация

Features of seed germination of Prunella grandiflora (L.) Scholl. in vitro

Results the data of laboratory studies of seed germination characteristics of Prunella grandiflora. Seeds was collected on extending 12 years. Highest index of seed germination was fixed for fresh seeds at indoor temperature. Stratification at low temperature and hormonal stimulation of fresh seeds produced no positive results.