Low Cost Mexican Fiesta Centerpiece

They look nice by themselves, but it looks extra nice with the pot wrapped in brightly colored tissue paper and finished off with a ribbon, raffia or twine.
After the party consider letting guests take one home as a favor. The cactus's below have couples names and initials on a card. They are meant to be favors below. They could also be used as a placecard telling guests where to sit.
A Fun Centerpiece
Add punch to a Southwestern- or Mexican-themed dinner with a centerpiece of blooming cactus. Fill a clay pot with Spanish moss, and top it with a green cabbage. Use a toothpick to add a flower head. Or wrap Spanish moss around the end of a trio of zucchinis, stuff the moss-wrapped end in a clay pot, and insert a bloom.