Lobularia maritima is also called Allysum maritimum, Sweet Allysum, Sweet Allison, or just Allysum. It is an annual ground cover with beautiful small white flowers. They also look beautiful on a border, or especially in a rock garden. It is part of the Brassicaceae family of plants. It forms a round mound of flowers. It is native to Southern France and Macaronesia.
Lobularia maritima grows to 30cm or 1ft tall. It has branched stems. Allysum has alternate, oval leaves. The tiny flowers are fragrant, sweet scent of honey. They are usually white sometimes pink, yellow, or purple. The flowers have four round petals, six stamens, and yellow anthers. They are pollinated by insects. It flowers profusely. The fruits are elongated seedpods and seeds are usually spread by the wind.
How to grow Sweet Allysum:
Allysum is ideal for borders as well as containers or trailing in baskets. Grow them in the sun in moist but well-drained soil. Allysum tolerates most types of soil. Easy to grow and propagate from seed.