Updated: August 7, 2022

Century plants, also known as Agave Americana, are beautiful succulent plants that can live up to 30-40 years. They are easy to care for and can thrive in a variety of conditions. However, if you notice that your century plant is starting to look sickly or dying, it’s important to take action immediately to save it. Here are some tips on how to save a dying century plant.

Identify the Problem

The first step in saving a dying century plant is identifying the problem. There are several reasons why a century plant might start to die, including:

  • Overwatering
  • Underwatering
  • Pest infestation
  • Disease

Once you have identified the problem, you can take steps to address it and save your plant.

Overwatering

Overwatering is a common problem with century plants. These plants are native to arid regions and are used to surviving long periods without water. If you water your century plant too frequently, the roots can become waterlogged and start to rot. Signs of overwatering include yellowing leaves, mushy stems, and a foul odor.

To save an overwatered century plant:

  1. Stop watering the plant immediately.
  2. Remove the plant from its pot and examine the roots. If they are brown or black and mushy, they are rotting.
  3. Cut away any rotted roots with a clean pair of scissors or pruning shears.
  4. Repot the plant in fresh, well-draining soil.
  5. Water the plant sparingly until it starts to recover.

Underwatering

Underwatering can also be a problem for century plants. If you don’t water your plant enough, it can start to wilt and dry out. Signs of underwatering include yellow or brown leaves that curl up at the edges.

To save an underwatered century plant:

  1. Water the plant immediately, making sure to thoroughly saturate the soil.
  2. If the soil is extremely dry, you may need to water the plant several times over the course of a few hours to fully hydrate it.
  3. Mist the leaves with water to help them recover.
  4. Once the plant has recovered, make sure to water it regularly but not too frequently.

Pest Infestation

Pests like mealybugs and spider mites can also be a problem for century plants. These tiny insects can suck the sap from the leaves and stems, causing them to wilt and die.

To save a century plant from a pest infestation:

  1. Identify the type of pest that is affecting your plant.
  2. Use an insecticidal soap or neem oil spray to kill the pests.
  3. Repeat the treatment every few days until all of the pests are gone.
  4. Remove any dead leaves or stems from the plant.

Disease

Diseases like root rot and bacterial leaf spot can also cause a century plant to die. These diseases are often caused by overwatering or poor drainage.

To save a century plant from disease:

  1. Identify the type of disease that is affecting your plant.
  2. Remove any infected leaves or stems from the plant.
  3. Treat the plant with an appropriate fungicide or bactericide.
  4. Make sure to improve drainage and avoid overwatering in the future.

FAQ

How often should I water my century plant?

Century plants should be watered sparingly, once every 2-3 weeks during the growing season (spring and summer) and once a month during the dormant season (fall and winter).

Can I grow a century plant indoors?

Yes, century plants can be grown indoors as long as they receive plenty of bright, indirect sunlight and are not overwatered.

How do I know if my century plant is too big for its pot?

If the plant looks crowded in its pot or if the roots are starting to grow out of the drainage holes, it’s time to repot the plant into a larger container.

In conclusion, saving a dying century plant requires identifying the problem and taking appropriate action. Whether your plant is suffering from overwatering, underwatering, pest infestation, or disease, there are steps you can take to save it. With proper care and attention, your century plant can continue to thrive for many years to come.