Rainbow Shamrock

 is a seed in FarmVille. seeds could be planted on the land plots of all farms without a special license. It cost US$ to plant and gives when planted. It took time to grow, and could be harvested for.

Acquisition
was introduced on 20150305 as part of Bob's Berry Farm.

Using a Bushel grants the player a 2 hour license to plant, if they cannot already access the seed.