Cosmos Flower Growing Stages. Thin to 1218 inches apart when seedlings are a few inches tall. Water and wait for a new crop.
Just sow seeds lightlyno more than -inch deep. How to Plant Cosmos. Daisy-like flowers of the cosmos plant appear atop tall stems with lacy foliage.
Various factors can make a plant resistant to deer.
Inch across and stems grow up to 6 inches long. Cosmos are multi-branching plants with hollow tubular stems. The annuals are particularly effective when massed and provide flowers for cutting over a period of months. Jun 03 2021 Cosmos Sea Shells with pale fluted petals like a sea shell its a great planting partner for dark-flowered dahlias and chrysanthemums.