How to Balance pH for Lantana: A Comprehensive Guide

Lantana is a beautiful and vibrant flowering plant that can add a splash of color to any garden. However, to ensure that your Lantana thrives, it is essential to maintain the right soil pH balance. In this comprehensive guide, we will discuss how to balance pH for Lantana, including the ideal pH range, identification process, specific caring process, chemical uses, doses, quantity, and home remedies.

What is the Ideal pH Range for Lantana?

Lantana prefers a slightly acidic to neutral soil pH, between 6.0 and 6.5. If the soil pH is too high or too low, it can affect the plant’s ability to absorb nutrients, leading to stunted growth, yellowing leaves, and poor flowering.

How to Test Soil pH for Lantana?

lantanaImage source: Pixabay

Before making any adjustments to the soil pH, it is crucial to test the current pH level. You can purchase a soil pH test kit or meter from a garden center or online. Follow the instructions provided with the kit to collect a soil sample and test the pH level.

How to Lower Soil pH for Lantana?

If the soil pH is too high (alkaline), you can lower it using the following methods:

Chemical Methods

  1. Acidic Fertilizer: Use an acidic fertilizer, such as a 20-10-20 or 21-7-7 fertilizer, and apply it as an irrigation when the substrate pH begins to increase near the upper pH limit.

  2. Acid Water Drench: Use sulfuric acid to acidify your irrigation water to a pH of 4.0 to 4.5. Apply it as a substrate drench and rinse foliage as soon as possible.

  3. Iron Drench: Mix Iron-EDDHA, Iron-DTPA, or Iron sulfate with water and apply it as a substrate drench with sufficient volume to leach the pot. Rinse foliage immediately and use with caution on iron-efficient plants.

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Home Remedies

  1. Coffee Grounds: Mix used coffee grounds into the soil around your Lantana. The acidity in the coffee grounds will help lower the soil pH.

  2. Vinegar: Dilute one part vinegar with ten parts water and apply it to the soil around your Lantana. Be careful not to use too much, as it can harm your plants.

How to Raise Soil pH for Lantana?

lantana 2Image source: Pixabay

If the soil pH is too low (acidic), you can raise it using the following methods:

Chemical Methods

  1. Flowable Lime: Apply flowable lime as a substrate drench with sufficient volume to leach the pot. Rinse foliage immediately and avoid damage to your injector by using rates of 2 quarts per 100 gallons of water or less.

  2. Hydrated Lime: Apply hydrated lime as a substrate drench with sufficient volume to leach the pot. Rinse foliage immediately and use with caution.

  3. Potassium Bicarbonate (KHCO3): Apply potassium bicarbonate as a substrate drench with sufficient volume to leach the pot. Rinse foliage immediately and use with caution.

Home Remedies

  1. Crushed Eggshells: Crush eggshells into a fine powder and mix them into the soil around your Lantana. The calcium in the eggshells will help raise the soil pH.

  2. Wood Ash: Mix a small amount of wood ash into the soil around your Lantana. The potassium in the wood ash will help raise the soil pH. Be careful not to use too much, as it can harm your plants.

How Long Does it Take to Balance pH for Lantana?

The time it takes to balance the soil pH for Lantana depends on the current pH level and the method used. It can take anywhere from a few days to a few weeks to see results. It is essential to monitor the soil pH regularly and make adjustments as needed.

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What Temperature and Watering are Required for Balancing pH for Lantana?

Lantana prefers warm temperatures between 60°F to 80°F (15°C to 27°C). It is essential to keep the soil consistently moist but not waterlogged. Overwatering can lead to root rot and other fungal diseases. Water your Lantana deeply once or twice a week, depending on the weather conditions and soil type.

Conclusion

Balancing the soil pH for Lantana is crucial for its healthy growth and vibrant blooms. By following the steps outlined in this comprehensive guide, you can ensure that your Lantana receives the right nutrients and care it needs to thrive. Remember to test the soil pH regularly, make adjustments using chemical or home remedies, and monitor the plant’s progress. With the right care and attention, your Lantana will reward you with beautiful flowers and lush foliage.

References:

  1. https://extension.umn.edu/flowers/lantana
  2. https://www.epicgardening.com/lantana-plant/
  3. https://greg.app/lantana-fertilizer/
  4. https://www.e-gro.org/pdf/2015_402.pdf
  5. https://www.uaex.uada.edu/yard-garden/in-the-garden/reference-desk/annuals/lantana.aspx