from turtle import *

def square():
    for i in range(36):
        forward(2)
        right(10)

def grass_blade():
    color("black")
    left(80)
    forward(20)
    right(160)
    forward(20)
    left(80)

def lawn():
    for i in range(100):
        grass_blade()

###########################################################
# Draws a lawn followed by a square
###########################################################
speed(0)

goto(0,0)
lawn()

mainloop()