pɹˌɑːpɐɡˈeɪʃən ɪz baɪ dᵻvˈɪʒən ɪn spɹˈɪŋ, sˈɛpɚɹˌeɪɾɪŋ ðə smˈɔːl kɹˈaʊnz fɹʌmðə lˈɑːɹdʒɚ kɹˈaʊnz, ɔːɹ baɪ spˈoːɹz.
Propagation is by division in spring, separating the small crowns from the larger crowns, or by spores.