If you choose a tropical setting for your nuptials, chances are you’re crazy about vibrant, exotic blooms that thrive close to the equator. this brights-and-white cascade -- a mix of phalaenopsis, cattleya, and japhette orchids set against green sea grapes and umbrella ferns -- is inspired by Hawaiian bridal leis.

Mokuba New York ribbon #30000 (212-869-8900).

Call it natural selection at its loveliest: The reason hydrangeas have pride of place in seafront yards from Cape Cod to the Panhandle is that they thrive in salty earth. accent an atmospheric palette of blue and lavender blooms with a charcoal bow.

M&J Trimming grosgrain ribbon in grappa.

For English-cottage-style gardens, French formal lawns and terraces, or even your parents’ beautiful backyard, enlist the kinds of flowers that landscapers cultivate, like roses, peonies, and the trailing vines of Virginia creeper. Then, tie them together with a patterned ribbon. After its ceremonial duties, your bouquet can dress up the dessert buffet.

Hyman Hendler & Sons ribbon #9420.

Whether your wedding is a Rocky Mountain affair or a valley fete, stay mindful of how wildflowers often grow -- loosely clustered in complementary shades. Blue nigella and delphinium, and pinkish yarrow and ixia mix here with orangey nasturtium, peppergrass, and exploding grass. An earthy length of suede provides the finishing touch.

Mokuba New York suede tape (212-869-8900).

Saying “I do” in an urban locale? The incredible flower markets will be your new best friends. This unexpected bouquet fits any edgy, elegant venue. White calla lilies and anemones, white-and-purple clematis, Japanese maple leaves, and variegated sweet peas provide modern drama and light-and-dark contrast. A hand-dyed silk ribbon completes the chic clutch.

M&J Trimming ribbon in Misty.