There is no huge pot of gold for the states to reap if pot were totally legal.
Nobody is going to get rich selling a product as easy to grow as a tomato plant. Make it legal and everyone would grow their own.
Tomatoes are a multi-billion dollar industry in the US =>
Fresh and processed tomatoes account for more than $2 billion in annual farm cash receipts.
http://www.ers.usda.gov/topics/crops/vegetables-pulses/tomatoes.aspx
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Make it legal and everyone would grow their own.
CA has allowed medical mj patients to grow their own since 1997, yet the state annually collects $100M in taxes on $1B in sales. Business is booming!