As marijuana becomes legal in more States, the States where is it still illegal (Texas) are happily continuing to arrest and prosecute those that possess it. As you come back from Colorado with your legally purchased marijuana, you should know that not all marijuana is treated the same in Texas.
Possession of marijuana in its plant form will most likely be a misdemeanor – you have to work to get to a felony – we are talking over 4oz. If you are interested you can look at the statute here: Health and Safety Code section 481.121. This visual guide found on Leafly.com gives you an idea of how much marijuana you can carry and still be in the misdemeanor range.
<—That is one ounce. You can have 4x that and still be in the misdemeanor range