Since seed germination is so unpredictable, many gardeners prefer to buy seedlings from a garden nursery or to use plants divided from previously established asters. [title] Fill small containers with seed starting medium.
[header] How to grow asters [title] Prepare the seeds in winter. [step] If you choose to sow seeds indoors, you should do so roughly one to two months before your expected transplant date. [substeps] Note that seed germination tends to be fairly uneven, so do not expect all of the seeds you sow to grow.