angelonia
Angelonia grows well in summer. You can plant it in less space and with zero care. The special thing is that it also flowers for 365 days.
Shrimp Plant
Shrimp Plant is world famous for its unique flowers. Its texture is exactly like that of prawns. It has colorful leaves and perennial flowers. Its copper, yellow and green varieties are also quite popular. Keep in indirect sunlight instead of direct sunlight. Do not let the soil dry out in summer.
wax begonia
This plant is quite small but gives flowers continuously. You can plant it in both garden and pot.
calancoe
Kalanchoe is also a wonderful plant in the long term, which is a plant with thick leaves. It blooms well in less water. However, it flowers more in winter than in summer.
gardenia
Gardenia plant is great for scenting the house, which works like a room air freshener. However it requires proper care. If you are planting it then use acidic soil, otherwise the plant will get damaged.