40 seeds. 50-70 days.  Phaseolus vulgaris. Snap and Shell Bean.
 
Bean 'Dragon Tongue' has flat, light yellow, 7-inch bean pods with dark purple streaks. It is a tender and stringless wax bean. This striking bean is  an old Dutch heirloom from the early 19th century. 
 
Sowing Bush Bean Seeds:
 
Sow beans outdoors 2 weeks after the last frost date when the soil is warm. Sow 1 inch deep and 3 inches apart in rows spaced 2–3 feet apart. Full sun.