Plant your columbine seeds anytime between early spring and mid-summer. Columbines start easily from seed and readily multiply once established.Do not cover the seeds; as long as they are receiving plenty of light they will germinate and grow well ...
Columbine plants do not require too much care and maintenance. However, they need some substantial care before they are established. The care tips includeKeep the plant moist after planting until they are well established. Water weekly with exception of the extended period of drought where you will need additional watering.
Columbine is known to self-sow and it is recommended because these plants are short-lived with an average lifespan of about 3 to 4 years. Every 3 years you can divide the plants and re-plant them separately if you wish.