Watering:
Water regularly to keep the plant from wilting.
Fertilizer:
During the main growing season feed the plant with organic fertilizer once a month.
Re-potting:
Late in the fall, you can take cuttings and root them in damp sand and perlite or vermiculite mix. Alternanthera clumps should be divided in the spring if cultivated as a perennial.
Temperature:
The temperature requirement is between 16 to 32 Degree Celsius.