Which protea?

Which protea?

Observation - Which protea? - Southern Africa. Description: Bought as a young plant from a grower at Kirstenbosch Craft Market some years ago, it is now just over two metres high. It flowers attractively but tightly and the colours don't last for long. Is this its natural life cycle or is there anything I can do t

Bought as a young plant from a grower at Kirstenbosch Craft Market some years ago, it is now just over two metres high. It flowers attractively but tightly and the colours don't last for long. Is this its natural life cycle or is there anything I can do to make the flowers open more or last longer?