Lupine Flower First Year. Lupine seeds seem to germinate better after cold treatment. Lupine seeds seem to germinate better after cold treatment.
The leaves are very attractive and you must put up with the first years growth in order to have a continuum of blooms for ever after. 48 USDA Native Area. Pick the lupine seeds from plants when the seed pods turn yellow and rattle inside the pod when shaken somewhere from June through August.
29032020 How do you deadhead lupine flowers.
They come up year after year shrubs which start into growth after the last frosts produce their first flush of flowers in late May June and can continue flowering into early August if dead-headed correctly see below. Lupines planted from seed in spring wont bloom until late summer or fall. The blooming plant dies off and you have to rely on the baby plants to keep the blooms going. Carefully pick the pods so they do not explode.