Lupine Flower From Seed. Pick the lupine seeds from plants when the seed pods turn yellow and rattle inside the pod when shaken somewhere from June through. Check the seeds when the pods yellow and turn brown.
Snip or pick the pods from the plant. Harvest the seedpods on a cool dry day after the dew has dried on the plants. Open the pods and remove the seeds.
26042021 Lupinus texensis Texas bluebonnet is an annual species with deep bluish-purple flowers.
How to Grow Lupine Flowers. Allow lupines to bloom and set seed. Instead they revert to the blue flowers. Another way to multiply lupine is by division and this will be done in early autumn as soon as the flowering period is over.