To propagate primrose, the most common method is to divide established plants after flowering by carefully lifting the clump and separating the individual rosettes with roots, then replanting each section in fresh soil; you can also propagate primroses by collecting seeds when the pods are dry and sowing them in a light soil mix, ensuring they are not buried too deep for germination;.
Key points about propagating primrose:
Best time to divide: After flowering in spring or early fall.
Division process: Dig up the plant, carefully separate the root crowns into smaller sections, making sure each section has roots and shoots.
Seed propagation: Harvest seeds when the pods are dry, sow them on the soil surface in a light potting mix, and lightly press them in.
Light requirements for seeds: Most primrose seeds require light to germinate, so do not cover them with soil.
Leaf cuttings: While less common, some gardeners also propagate primroses using leaf cuttings, but this method requires more attention to maintain humidity and light conditions.