Mandevilla Plant Grow Indoors. Mandevilla is tropical not hardy. During this time youll need to grow it like a house plant.
The plant needs to be trimmed regularly and kept in the sunlight. First of all keep in mind that Mandevilla vine can take up some space. Repot the mandevilla plant to a slightly larger pot with a drainage hole every spring.
Sandy soil with good drainage is better for Mandevilla plants for this use rich soil which contains a lot of organic matter.
Repot the mandevilla plant to a slightly larger pot with a drainage hole every spring. Repot the mandevilla plant to a slightly larger pot with a drainage hole every spring. Are often attractive to pollinators like bees. In the nature these plants can grow up to 30 feet in height and length.