The stalks of this plant reach a height of 8 to 12 feet. Sesbania is valuable as a green manure crop because of its tremendous growth. It can be ready to plow under in 8 to 12 weeks after germination.
According to Recording Industry Association of America, an EP is defined as 3-5 songs OR under 30 minutes,this means a single is 1-2 songs and a Lp is 10 songs are more. Source(s): http://en.wikipedia.org/wiki/Extended_play.
The album would have been far better value if it had been released as a four-song EP (an idea the Beatles even considered at one point, with the addition of a bonus track in Across the Universe but ultimately discarded).