Are these features any different, though, from sweet alyssum, which is easier to find? While candytuft might have an edge because it's a perennial, sweet alyssum might be better for some gardens ...

Although its hardy in USDA growing zones 5 to 9 it's not always perennial. This is an undemanding plant that performs best and can be grown almost anywhere as an annual. Sweet alyssum works ...

Most popular alyssum variety for good reason. It can be planted quite easily from seed either indoors or out, and produces bunches of lovely white flowers. Plant Alyssum "Carpet of Snow" virtually ...

Although they start blooming a little bit later, perennial golden alyssum adds that third layer of early colour. Traditional seedling varieties are brilliant, but Darwin Plants in the Netherlands ...