How To Keep Alyssum Blooming. It has few pests and diseases. A light prune removes the spent flowers and leggy stems so the alyssum maintains its dense mounds of foliage and blooms.
Jun 18 2021 Growing sweet alyssum requires well-drained soil with moderate moisture. Inspect alyssum every two weeks during the summer flowering season. Sufficient water is key as is regular application of water-soluble balanced fertilizer 10-10-10.
Fertilize sweet alyssum grown in the ground at the beginning of the season and again in mid-summer to keep them flowering until fall.
Fertilize sweet alyssum grown in the ground at the beginning of the season and again in mid-summer to keep them flowering until fall. It should put out another flush of bloom. I do this regularly throughout the summer to keep it in flower. In mid summer to stimulate more growth and flowering shear your alyssum plants by 13rd of their height.