Sweet Orchid Terrarium in Westport, CT Blossom + Stem Floral Design These 4 flowers grow really well in my zone 8 garden zone. They make a lovely flower arrangement, and they have a long vase life. I have already started the seeds for the Zinnias, Sunflowers, and What type of cactus is this? : r cactus Caring For Cacti & Succulents The Glasshouse Nursery Chlorophytum (Spider) Homestead Gardens, Inc.