Hamilton Square Perennial Garden is one of three large gardens thriving in the Sacramento Historic City Cemetery. It is an all-volunteer labor of love. The concept of a garden cemetery may strike some as unusual, but it is now a much lovelier place to rest in peace or to just visit than in its past incarnation as a derelict and vandalized city-owned property. Hamilton Square has upwards of 50 Salvias. Here are a few with qualities that bring as much joy as their flowers.