In a small bowl, whisk together lime juice, lime zest, cannabis oil, cumin, and chili powder. Set aside.
In a medium bowl mix together black beans, corn, bell pepper, jalapeno pepper, garlic, green onions and cilantro. Pour dressing over the bowl and toss to coat ingredients in the dressing. Season to taste with salt and pepper.
Serve at room temperature or chilled. Leftovers keep well in the refrigerator for up to 3 days.