Hoya pubera is a fall-bloomer with white and maroon flowers that emit a spicy scent. Silver leaves and a compact growth habit.
* Jasmine: With their heady aroma, jasmines add a magical scent to the indoors. Some flower all year. They all require a bright, sunny window, such as an eastern or southern exposure. Let the soil approach dryness between waterings. For best results, train vining types on a trellis.
Jasminum nitidum has starlike white flowers and blooms year-round. Bushy growth habit and glossy, bright green leaves.
Jasminum sambac, 'Maid of Orleans,' is known as the national flower of the Philippines. This ever-blooming jasmine has intensely scented white flowers that fade to cream. Bushy growth habit.
Jasminum sambac, 'Bell of India,' is an upright viner with double, pure-white, sweetly scented flowers throughout the year.
Jasminum grandiflorum, 'Poet's Jasmine,' produces clusters of semi-double, sweetly fragrant white flowers spring through fall. A delicate plant with small leaves and slender stems.
* Murraya Paniculata, 'Orange Jasmine': Ever-bloomer with waxy white flowers that emit an intense orange-blossom fragrance. Grow in an eastern or western window. Let it approach dryness between waterings.
* Mitriostigma axillare, 'African Gardenia': Much easier to grow indoors than standard gardenias, this produces clusters of white, star-shaped flowers with a yellow center and gardenia fragrance. Let it approach dryness between waterings.