Cosmos Flower Cold Tolerance. Alyssum Calendula Cosmos Diascia Lobelia Nasturtium Snapdragon Phlox Torenia. Pot the plants up and find or make a very sheltered spot in your garden - preferably near the back door.
If the early spring has been cold soil temperatures will remain cool also. This cheerful easy-care annual doesnt let cool temperatures dampen its spirits. Just sow seeds lightlyno more than -inch deep.
Annual Cosmos are highly sensitive to frost and freezing conditions and will die back naturally once temperature drops.
There are numerous popular cultivars of C. This cheerful easy-care annual doesnt let cool temperatures dampen its spirits. These flowering plants include. They make attractive backgrounds additions to meadow gardens or borders to walkways.