Updated: June 11, 2023

Geraniums are a popular type of flowering plant that can be found in gardens, balconies, and windowsills all over the world. They are easy to grow, and with proper care, they can bloom for many months. One of the most common questions about geraniums is how much water they need. In this article, we will answer this question and provide some tips on how to properly water your geraniums.

Understanding Geranium Water Needs

To understand how much water a geranium plant needs, it is important to know the natural habitat of this plant. Geraniums are native to South Africa, where they grow in dry, arid conditions. They have adapted to these conditions by developing a deep root system that allows them to access water from deep within the soil.

However, when grown in pots or containers, geraniums cannot access water from deep within the soil. This means that they depend entirely on the water you provide them with. Overwatering or underwatering can both cause damage to your geraniums.

How Often Should You Water Geraniums?

The frequency of watering your geranium plants depends on various factors, such as:

  • The size of the pot: Smaller pots dry out faster than larger ones.
  • The location of the plant: If your plant is located in a sunny spot, it will need more water than if it is in a shady spot.
  • The temperature and humidity: Higher temperatures and lower humidity levels will cause the soil to dry out faster.

As a general rule, you should water your geraniums when the top inch of soil feels dry to the touch. This usually means watering every 3-4 days in hot weather and every 5-7 days in cooler weather.

How Much Water Should You Give Your Geraniums?

The amount of water your geranium needs depends on the size of the pot and the stage of growth. As a general rule, you should water your geraniums until water starts to drain out of the bottom of the pot. This ensures that the soil is thoroughly moistened.

For small pots (6 inches or less), you will need to use less water compared to larger pots. A 6-inch pot will need approximately 1 cup of water, while a 12-inch pot will need around 2-3 cups of water.

During the growing season, your geraniums will need more water than during the dormant season. This is because they are actively growing and producing flowers. Be sure to increase the frequency of watering during this time.

Tips for Watering Geraniums

Here are some tips to help you properly water your geraniums:

  • Water early in the morning: This allows the plant to absorb water before the heat of the day sets in.
  • Avoid getting water on the leaves: Wet leaves can lead to fungal diseases.
  • Use room temperature water: Cold water can shock the roots of your geraniums.
  • Use a well-draining soil mix: This allows excess water to drain away from the roots.
  • Use a pot with drainage holes: This allows excess water to drain out of the pot.

Frequently Asked Questions

How do I know if I am overwatering my geraniums?

Overwatering can cause yellowing leaves, root rot, and wilting. If you notice these symptoms, it may be a sign that you are overwatering your geraniums.

How often should I fertilize my geraniums?

You should fertilize your geraniums every 4-6 weeks during the growing season. Use a balanced fertilizer with equal amounts of nitrogen, phosphorus, and potassium.

Can I use tap water to water my geraniums?

Yes, you can use tap water to water your geraniums. However, if your tap water is high in minerals, it may be beneficial to use distilled or rainwater instead.

Can I water my geraniums from the top?

Yes, you can water your geraniums from the top. However, it is best to water at the base of the plant to avoid getting water on the leaves.

Can I grow geraniums indoors?

Yes, geraniums can be grown indoors. They require bright light and well-draining soil. Be sure to water them regularly and fertilize them during the growing season.

Conclusion

Geraniums are easy to grow plants that add color and beauty to any garden or home. Proper watering is essential for their health and longevity. By following the tips outlined in this article, you can ensure that your geraniums grow strong and healthy all season long.

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