6. Chrysanthemum
These perennial plants are known to be hardy or half-hardy and flower during September and October. They can be easily kept as house plants in containers, or you can always plant them outside, and they will be more than happy.
What is amazing about chrysanthemums is that their flowers have a large variety of colors, such as lavender, red, yellow purple, and many more. There are chrysanthemums that flower during winter, and this is the most common type that is grown indoors as a house plant.
These plants have great air-purifying qualities and can remove toxins from the air easily. By doing this, you breathe cleaner air, and as a result, you will feel more relaxed. Chrysanthemums can make any space more beautiful and will relieve your stress and worry in a jiffy.