#11 Sago Palm
Image Credits: Balconygardenweb
The Sago Palm prefers dry soil, once the plant establishes a deep root system, watering it once in 2-3 weeks should be fine.
#12 Rubber Plant
Image Credits: Fastgrowingtrees
The rubber Plant just needs to be watered once a month on winter days with wet weather. You should need water once every 15 days for optimum growth.
#13 Umbrella Plant
Image Credits: Desertcart
Umbrella plants need water once every 10-15 days for the best growth.
#14 ZZ Plant
Image Credits: Fastgrowingtrees
ZZ Plant just needs water once a time in 20-30 days, if too much watering can cause rhizome rot.
