Best online horticultural degree

Hello Folks,

Does anybody have experience with online horticultural degrees of a permie or at least alternative flavor? I'm looking for a course that would be interesting and informative to take, but would still give me a recognized degree. It would help if it was affordable.

Grow a truckload of vegetables. Take them to the farmer's market and arrange them in huge piles on a table. Spread your arms wide and say, "Here is my portfolio and my credentials." In my world view, that's the best horticultural degree that anyone could ever hope to acquire.

Here's my horticultural degree: