Diffusion. A drop of food coloring in a plate of gelatin gradually spreads as molecules of the dye diffuse. How would the third plate look if diffusion continues? Figure 2â¦take a look at this . You should have a picture of dye spread in a wider circle
Zip code 32011, Callahan FL is in USDA Hardiness Zone 8b: 15F to 20F. Using updated climate data through 2010, 32011 is in the Plantmaps Hardiness Zone 8b: 15F to 20F. The average first frost in 32011 is between December 1 - 10, while the average last frost occurs between February 21 - 28. 32011 is part of Ecoregion 75f - Sea Island Flatwoods. 32011 averages 121 - 150 days per year where the temperatue exceeds 86Â°F.
This is clearly demonstrated by comparing the various attempts over this period to delineate between Zones 9 and 10 in Florida. In the 1995 Florida Climate Center update to the 1990 USDA Map St. Petersburg is in Zone 10a, Tampa is just over the line in Zone 9b and Orlando is squarely in the middle of Zone 9b. Note, the Florida Climate Center Web site recently went through a major revision and the Hardiness Zone Map is no longer available.