Regularly removing spent flowers encourages new blooms of this straw flower. Once dried, the flowers retain good color. Drying is done when the flower buds are half open. And you do this by tying the flowers in bunches and hanging them upside down in a dry, airy and dark place. While drying, the flowers will open further by themselves.
The Gold Straw Flower is an easy plant that thrives in a variety of conditions. The plant is native to Australia, which explains its preference for warmth and not too wet soil.
General care tips can be found here