Nandina 'Lemon Lime' has lime green new foliage which shimmers electric in the garden.

Nandina 'Murasaki' Flirt has dramatic wine-red new growth and lusty blue older foliage.

Nandina domestica ‘Plum Passion’ has deep purplish red new foliage and rich reddish-purple winter colour. Evergreen.

Nandina 'Seika' Obession has firey red new growth that lights up the garden.

Nandina 'Seika' Obession has firey red new growth that lights up the garden.

Neomarica 'Regina' is an exquisite iris relative with lush foliage and delicately detailed flowers.

Nerium 'Dwarf Pink Ice' is a dwarf oleander with clusters of tropical-looking, baby pink, tubular and whorled flowers in summer.

Olea europaea 'Arbequina' is a popular Spanish olive variety that offers delicious fruit and oil.

Olea europaea 'Arbosana' makes for an excellent table olive or a rich, fruity, delectable oil with a lovely mild flavour.

Olea europaea Black Pearl produces abundant crops of flavourful, early-ripening fruit that will turn jet black on the tree.

Olea europaea Bountiful has very good cold hardiness in zone 8 and produces abundant crops of flavourful, early-ripening fruit.

Olea 'Chemlali' is a popular Tunisian olive that offers delicious fruit and oil. It is cold tolerant and self-fertile.

Olea europaea 'Coratina' is an Italian olive considered a rustic varietal with moderate vigor and a dense canopy. Use for fruit or oil.

Olea europaea 'Frantoio' along with 'Leccino' are the two principal olive cultivars of Tuscany.

Olea europaea Harvest Joy produces abundant crops of large, flavourful fruit for table olives or olive oil.

Olea europaea 'Koroneiki' is from the Peloponnese area of Greece and produces small olives that yield exceptional oil.

Olea europaea 'Leccino' is thought to be the hardiest of all olives.

Olea europaea 'Maurino' is an excellent Tuscan olive oil cultivar that produces a delicate and aromatic oil.

Olea europaea Midnight offers excellent cold hardiness likely to zone 7 with fruit that ages to jet black.

Olea europaea 'Mission' is a distinctive Californian cultivar developed in the 1780s by Franciscan monks .

Olea europaea Nikita Jubilee is hardy to zone 7 and produces abundant crops of very large, flavourful, early-ripening fruit.

Olea europaea 'Nocellara' hails from the Valle de Belice area of Sicily and is used to produce Castelvetrano olives.

Olea europaea 'Pendolino' is an old Italian variety with nice pendulous branches and high fruit production.