Long storage adversely affects the germination rate, for example after three weeks it decreases by 10%.
lˈɔŋ stˈoːɹɪdʒ ædvˈɜːsli ɐfˈɛkts ðə dʒˌɜːmᵻnˈeɪʃən ɹˈeɪt, fɔːɹ ɛɡzˈæmpəl ˈæftɚ θɹˈiː wˈiːks ɪt dˈiːkɹiːsᵻz baɪ tˈɛn pɚsˈɛnt.