I believe Beaucarnea is a dioecious genus. So what you may be seeing are male and female flowers. Or not:) They look fabulous anyway.
Gladiolus dalenii. Just saw some at the UC Riverside arboretum sale.
It is an Echeveria hybrid. For the winter, bring it inside give good, bright lighting and go very easy on water.
The last is a Dietes, iridiodes or grandiflora. Used extensively in Southern California for commercial landscapes. Extremely difficult to kill and...
Probably an Arctotis hybrid.
Hard to tell from the picture but here are some possibilities in order of probability. Kalanchoe luciae Crassula platyphylla Crassula argentea...
It might be an osmanthus. I say this because I hate privets. I think they stink. Osmanthus tend to have flowers in leaf axils, while privets have...
Oriental poppy Rosa rugosa Peony
Aeonium arboreum atropurpureum. They don't like to freeze and are otherwise very easy to grow.
Your plant doesn't look like a Salvia to me but I could be wrong. The inflorescence doesn't seem right. I don't see exserted stamens like the...