[1~2月]播种繁殖,常采用室内盆播。洋桔梗种子细小,属喜光性种子,播后不覆土,发芽适温22℃~24℃。播后10天~14天发芽,一般矮生盆栽品种从播种至开花需120天~140天,切花品种从播种至开花需150天~180天。[3月]洋桔梗幼苗生长很慢,间苗时少伤根系,移苗不宜过深,待4片~5片真叶时,定植于10cm~15cm盆。盆栽土用泥炭土、树皮营养土和腐叶土的混 [January ~ February] sowing and breeding, often using indoor potted plants. Eustoma tiny seeds, a hi-light seeds, after sowing not covered soil, germination temperature 22 ℃ ~ 24 ℃. After sowing 10 days to 14 days germination, general dwarf potted varieties from sowing to flowering need 120 days to 140 days, cut flowers from sowing to flowering need 150 days to 180 days. [March] Eustoma is very slow growth of seedlings, seedlings less injured when the root system, the transplant should not be too deep, to be 4 to 5 true leaves, colonized in 10cm ~ 15cm pots. Bonsai soil with peat soil, bark nutrition soil and rot soil mixed