This information will also be used by the communities of Thurston County to update. existing floodplain regulations as part of the Regular Phase of the National Flood. Insurance Program (NFIP), and by local and regional planners to further promote sound. land use and floodplain development.
Plant morning glory 8 to 12 inches apart. Propagating morning glory vine: Start new vines from seed. Soak the seeds in water for 24 hours before planting to speed germination. In the North, earlier bloom can be achieved by starting indoors in peat pots 4 to 6 weeks before planting out. Germination takes 5 to 7 days at 70 to 80 degrees Fahrenheit.
Goldstrike, a cultivar with yellow flowers, matched Debbie by only remaining in bloom for about 39 days. At the other extreme, there is Nathalie, a salmon/peach that blooms for 66 days. This study looked at 28 different cultivars, and ranked them based on the length of their blooming period.