Watering:
For the first month or two, water the plant every 4-5 days. Agaves only need to be watered 2-3 times a month in the summer, or more if you live in a low desert area.
Fertilizer:
Use all-purpose fertilizers like N-P-K fertilizer in a 10-10-10 ratio for landscape method. When growing in pots, fertilize the plant once every two months using liquid fertilizers.
Re-potting:
Re-pot the agave plants to bigger pots every year which can boost the plant growth without any damage to the roots.
Temperature:
The best temperature to grow century plants is 10 degree Celsius.