Q.Florida summer plants
What is the best flowering plant for hot Florida western exposure.
It is best to determine your growing zone first, before making plant selections.
This link will help you.
https://www.gardeningknowhow.com/planting-zones/florida-planting-zones.htm
Check with local garden centers or greenhouses for plants that suit your growing location.
You can also get a list of plants for your landscape from your County Extension Office.
https://www.gardeningknowhow.com/extension-search/
https://www.gardeningknowhow.com/ornamental/flowers/fgen/full-sun-plants.htm