Pluck off the colored bracts as they fade, and mass two or three poinsettia plants together as a green accent.
In 1986, the county also placed poinsettia plants and two Christmas trees around the crèche.
The infection produces more axillary shoots, which enables production of poinsettia plants that have more than one flower.
"We used several of them later on to pot up poinsettia plants for Christmas, and they did a fine job."
The new strain has been dubbed the poinsettia because it first appeared on poinsettia plants in Florida in 1986.
"But I gave our token booth a poinsettia plant last year and it looked beautiful."
The same might be said for those long-gone poinsettia plants left over from the holidays.
The cafe, decked in seasonal red ribbons and poinsettia plants, was full of leggy, excited teen-agers with modeling dreams.
The new strain of whitefly was first identified on poinsettia plants in Florida in 1987.
Christmas wreaths are made from the poinsettia plant.