Why is my potted Mandevilla dying from bottom up?
Plant has full Sun, potting soil plus African violet soil, great drainage, periodic MiracleGro water-mixed fertilizer, and a metal and plastic trellis. Recent weather dry, then rain. No bugs seen on plant or in soil.
Certified GKH Gardening Expert
These are very sensitive to full sun. This needs to be in a shaded area, or dappled sunlight. This is the reason that it is dying. This article will help: https://www.gardeningknowhow.com/ornamental/vines/mandevilla/mandevilla-plant.htm