, some leaves appear to have discolor around the edges I live in a pretty warm climate but the real warm days has not gotten here
I'm thinking you mean allamanda, so I'm sending you a link for an article about how to care for it. It would probably respond to a few treatments with neem oil. Check your growing conditions with this article:
https://www.gardeningknowhow.com/houseplants/golden-trumpet/allamanda-indoors.htm
HAs yellowing, withered leaves and undeveloped blooms. This plant has been in the same location for 20 years but has always had a lot of beautiful blooms.
I can't tell if it is in a container or planted outside. If it's in a container, try changing the soil. If it's outside, check closely for insects or mite damage. They are prone to spider mites and white flies. Spraying with Neem Oil may help.
https://plants.ces.ncsu.edu/plants/allamanda-cathartica/
https://www.gardeningknowhow.com/plant-problems/pests/insects/spider-mite-treatment.htm