In colder climates, seeds can be fostered by planting them in healthy soil and in small germination cups within a hothouse to be transplanted as the soil in the garden thaws enough in spring.

• 在寒冷气候下，种子可在温室中用小小的萌芽杯装入营养土栽培，当天气转暖时土壤充分解冻时再移栽到花园中。