Lemon, Citrus limon.
The lemon is a small evergreen tree or shrub with spiny branches and oval, dark green leaves.
From spring into summer they bloom with fragrant white flowers which then produce yellow fruits. These are best grown in a temperate greenhouse as they prefer full sun.
Kaffir Lime, Citrus hystrix.
This citrus is native to southeast Asia, the leaves on this plant are doubled with an aromatic scent.
Orange, Citrus sinensis.
Oranges are a hybrid between pomelo and mandarins, it is commonly a cultivated fruiting tree that produces white petalled flowers along with the vibrant modified berry.
Grapefruit, Citrus paradisi.
Grapefruit is a subtropical tree producing large, sour-sweet fruit that can be quite bitter.
Satsuma, Citrus unshiu.
The fruit from this plant is known by many different names, essentially this is an orange but is commercially known as satsuma, mandarin, tangerine and clementine.