What does the change in Hardiness Zones mean for the Garden? North Carolina Botanical Garden Polka Dot Plant Growing & Care Guide Garden Design Plant Spotlight: Strawflower Strawflowers (Xerochrysum bracteatum previously known as: Bracteantha bracteataHelichrysum bracteatum) are a long blooming annual plant that thrives in sunny garden beds and borders but will also work well in Cassava, Yuca, Manihot and many other names, this plant is a primary food source for many people around the world. Its much easier to grow in Florida than potatoes and more versatile Ageratum 'Monarch Magic' plants Dyeing with Weld Wild Colours natural dyes