How to Care for Persian Shield

Persian Shield

When I first stumbled upon the mesmerizing purple and silver hues of the Persian Shield, I was captivated. This tropical gem, with its iridescent leaves shimmering under the sunlight, is not just a treat for the eyes but also a delightful addition to any indoor garden.

My experience in nurturing this vibrant plant has taught me that with a little love, care, and understanding, you can help the Persian Shield flourish and thrive in your space.

Let’s dive deep into the mysteries of its care and learn about the art of propagation. Also, here is a detailed article on how to propagate Persian Shield

Care Basics Of The Persian Shield

For those who like to have a snapshot before delving into the specifics, here’s a concise table that outlines the essential care and maintenance needs of the Persian Shield:

AspectRequirementDifficulty LevelNecessary Tools & Supplies
LightBright, indirect lightModerateLight diffusing curtains, grow lights
WaterKeep soil consistently moistEasyWatering can, moisture meter
Temperature60°F – 75°F (15°C – 24°C)EasyThermometer
Soil pH6.5 to 7.5ModeratepH testing kit
Soil TypeWell-draining, rich soilEasyOrganic potting mix, perlite
FertilizerBalanced liquid fertilizer (10-10-10)ModerateLiquid fertilizer, measuring cup
PruningRemove old or damaged leavesEasyPruning shears
Growth PeriodSpring and Summer
PropagationStem cuttingsModerate to DifficultSharp knife, rooting hormone, pots

Light Requirements for the Persian Shield

The beauty of the Persian Shield’s iridescent leaves is unmatched, and with the right light exposure, it can thrive and maintain its brilliant colors. Understanding the light needs of this tropical gem is crucial for its well-being.

A. Light Requirements for This Plant

The Persian Shield prefers bright, indirect sunlight. It’s a classic understory plant in its native habitat, meaning it thrives beneath the canopy of larger plants. This characteristic means it’s adapted to diffused light, rather than direct sunlight.

Persian Shield

B. Types of Light Exposure

  1. Direct Sunlight: This refers to the unfiltered, strong rays of the sun. While the Persian Shield can handle a little bit of direct sunlight, prolonged exposure can scorch its leaves, causing them to lose their vibrant hues.
  2. Indirect Sunlight: This is sunlight that’s filtered, either through a sheer curtain or bounced off other surfaces. It’s the ideal lighting condition for the Persian Shield. The light is bright enough to support growth without the harmful effects of direct rays.
  3. Shade or Low Light: While the Persian Shield can tolerate low light conditions, it might lose some of its vibrant coloration. It’s not the optimal condition but can be manageable for short periods.

C. How to Provide Proper Light to This Plant

  1. Positioning: Place your Persian Shield near a bright window with filtered light. East or North-facing windows are often ideal. If the sun’s rays are too strong, use sheer curtains to diffuse the light.
  2. Rotation: Rotate your plant every week or so. This ensures all sides receive equal light, promoting even growth.
  3. Artificial Lighting: In spaces with inadequate natural light, fluorescent grow lights can be beneficial. Place them about a foot away from the plant and keep them on for around 12-14 hours a day.
  4. Monitor and Adjust: Keep an eye on your Persian Shield’s leaves. If they begin to look washed out or pale, it may be getting too much direct sunlight. Conversely, if the leaves start stretching out or losing their vibrant color, it might need more light.

Planting Techniques for the Persian Shield

Planting and positioning the Persian Shield rightly can set it on a path of healthy growth and ensure its iridescent leaves stay vibrant for longer.

How to Plant This Houseplant

  1. Pot Selection: Choose a pot with good drainage holes to prevent waterlogged soil which can lead to root rot. A size larger than its current container usually works best to give it room to grow.
  2. Soil Mix: A well-draining potting mix combined with perlite or sand ensures the roots have access to both moisture and air. You can purchase a pre-mixed blend or create your own with equal parts potting soil, perlite, and peat moss.
  3. Planting Depth: When repotting, ensure the plant sits at the same depth in its new pot as it did in its previous one. Fill the pot with soil, leaving about an inch from the top to allow space for watering.

Location for Planting This Plant

  1. Indoor Placement: Near bright windows as discussed above. If you have pets, ensure the plant is placed where they can’t access it, as it’s not pet-friendly.
  2. Outdoor Placement: If you live in a warmer climate and wish to place it outside, choose a shaded area where it gets dappled sunlight. Ensure it’s protected from strong afternoon sun.
Persian Shield

Other Planting Requirements

  1. Watering After Planting: Once you’ve potted the Persian Shield, water it thoroughly. This helps the soil settle and ensures the roots are in contact with moist soil.
  2. Mulching: If you’re planting outdoors, consider adding a layer of mulch around the base. This helps retain moisture and keeps the roots cool.

Watering the Persian Shield

The water you provide for your Persian Shield, like the touch of a skilled artist, can either make its colors pop or lead to a dull display. Understanding its water needs is key to maintaining those vibrant hues and promoting overall health.

Water Requirements

The Persian Shield prefers consistently moist soil, a nod to its tropical origins. While it doesn’t enjoy sitting in water, neither does it appreciate drying out too much.

How Often to Water

The frequency of watering varies based on environmental conditions. Typically:

  1. During Growing Seasons (Spring & Summer): Water when the top inch of soil is dry to the touch.
  2. During Dormant Seasons (Fall & Winter): The plant’s water needs decrease. Wait until the top 1-2 inches of soil are dry before watering.

Signs of Overwatering and Under-Watering


  1. Yellowing leaves, especially the lower ones.
  2. A stagnant, musty odor from the soil, signaling potential root rot.
  3. Mushy or soft stems.


  1. Dry, crispy edges on leaves.
  2. Wilting or drooping leaves.
  3. Soil pulling away from the sides of the pot.

Tips for Proper Watering Techniques

  1. Water Deeply: Make sure water reaches the deeper root zones. This encourages the plant to develop a robust root system.
  2. Avoid Wet Leaves: Watering the soil directly prevents the chances of fungal diseases which can occur if the leaves remain wet for extended periods.
  3. Morning Watering: Doing so allows any splashes on the leaves to dry throughout the day.
  4. Use a Saucer: Place one under your pot to catch any excess water, but remember to empty it regularly.

Soil and Fertilization for the Persian Shield

Getting the soil and fertilizer right for the Persian Shield ensures that the plant has a strong foundation and receives the nutrients it needs to flourish.

Soil Requirements for This Houseplant

A well-draining potting mix is ideal for the Persian Shield. A mix of peat moss, perlite, and general potting soil usually does the trick. It provides a balance of moisture retention while ensuring adequate aeration to the roots.

Importance of Proper Soil Drainage

Proper drainage is paramount for a few reasons:

  1. Root Health: Roots sitting in stagnant water become susceptible to rot, a deadly condition for plants.
  2. Oxygen Access: Well-draining soil ensures that the roots can breathe. Oxygen is as vital for roots as it is for leaves.
  3. Avoid Pests: Stagnant, overly wet soil can attract pests like fungus gnats.
Persian Shield

Fertilization Requirements and Tips


  1. Use a balanced liquid fertilizer, like a 10-10-10 (Nitrogen-Phosphorus-Potassium).
  2. During the growing seasons (Spring and Summer), fertilize once a month.

Tips for Proper Fertilization:

  1. Dilute Fertilizer: Always follow the label instructions, and consider diluting it slightly more than recommended to avoid chemical burns.
  2. Water Before Fertilizing: This prevents the fertilizer from coming into contact with dry roots, which can cause damage.
  3. Monitor the Plant: If the leaves start to turn brown or get spots, it could be a sign of fertilizer burn. Consider reducing the frequency or dilution.
  4. Annual Refresh: Once a year, refresh the topsoil in the pot. This replenishes some of the nutrients the plant has consumed.

Temperature and Humidity for the Persian Shield

The Persian Shield hails from the tropical regions of Myanmar, and to thrive, it requires an environment that mimics its native habitat. Achieving the right balance of temperature and humidity can make all the difference in its health and appearance.

Optimal Temperature Range for This Plant

Daytime: The Persian Shield prefers temperatures between 60°F (15°C) and 75°F (24°C). Nighttime: A slight drop is tolerable, but it’s essential to keep it above 50°F (10°C).

Prolonged exposure to temperatures below this range can stress the plant, leading to slowed growth and potential leaf damage.

Humidity Requirements

Given its tropical origins, the Persian Shield thrives in higher humidity levels. Ideally, a humidity range of 40-60% is most beneficial for the plant. During drier months or in arid regions, it may require additional measures to maintain these levels.

How to Adjust Temperature and Humidity for Optimal Growth


  1. Placement: Keep the plant away from drafty windows or doors, especially during the colder months.
  2. Heaters and Air Conditioners: Ensure it’s not directly under or in front of heaters or AC units, as these can create rapid temperature fluctuations.


  1. Humidifier: Using a room humidifier can help maintain the desired humidity levels.
  2. Pebble Tray: Place a tray with water and pebbles underneath the plant. As the water evaporates, it increases the humidity around the plant.
  3. Misting: Regularly misting the leaves can boost humidity, especially during drier periods. However, ensure the leaves don’t stay wet for extended periods to avoid fungal issues.
  4. Grouping Plants: Placing plants together can create a micro-environment with higher humidity, benefiting all the plants.

Pests and Diseases of the Persian Shield

The vibrant leaves of the Persian Shield are not just attractive to humans. Pests and diseases can also find it appealing. Being proactive about prevention can save a lot of distress down the line.

Persian Shield

Common Pests and Diseases


  1. Aphids: Tiny insects that suck sap from the plant, weakening it over time.
  2. Spider Mites: These can be identified by the fine webbing they leave on the plant. They suck out cell contents, leading to stippled or yellow leaves.
  3. Whiteflies: Small, white-winged insects that feed on plant sap.


  1. Root Rot: Caused by overwatering, leading to fungal growth that damages the roots.
  2. Leaf Spot: Fungi or bacteria cause this, leading to discolored patches on leaves.

Prevention and Treatment Methods


  1. Regular Inspection: Check the undersides of leaves and stem junctions regularly for pests.
  2. Neem Oil: An organic solution, it acts as a repellent for many pests.
  3. Insecticidal Soaps: Effective against many pests. However, always test on a small portion of the plant before full application.
  4. Predatory Insects: Introduce beneficial insects like ladybugs that naturally control pests.


  1. Proper Watering: Ensure you’re not overwatering, and the soil drains well to prevent root rot.
  2. Air Circulation: Good airflow reduces the risk of fungal diseases. Avoid overcrowding plants and ensure sufficient spacing.
  3. Fungicides: If you notice fungal issues, consider applying a suitable fungicide, following the product’s guidelines.

Pruning the Persian Shield

For many plants, pruning is akin to a spa day – it rejuvenates, reshapes, and revitalizes. When it comes to the Persian Shield, with its striking colors and bushy growth, pruning can be particularly beneficial.

Reasons for Pruning These Plants

  1. Shape and Size Control: Over time, the Persian Shield can become leggy or too expansive for its space. Pruning helps maintain its shape and size, ensuring it fits harmoniously in your space.
  2. Health: Removing dead or dying foliage prevents potential diseases and pests from settling.
  3. Promote Growth: Pruning encourages bushier growth, ensuring your plant remains lush and vibrant.
  4. Propagation: If you’re planning to propagate, pruning provides the needed cuttings.

How to Prune Them

  1. Choose the Right Time: The best time for pruning is during late winter or early spring, just before the new growth season starts.
  2. Use Sharp, Sterilized Tools: This ensures clean cuts and reduces the risk of transmitting diseases.
  3. Trim Leggy Stems: Cut back stems that are too long or stretching out, ensuring you’re making your cut just above a leaf node.
  4. Remove Dead or Yellowing Leaves: This helps the plant focus its energy on new growth.
  5. Control Size: If the plant is too tall or wide, prune it back to your desired size. A general rule is not to remove more than one-third of the plant at once.
  6. After Care: After pruning, give the plant a thorough watering and ensure it’s in favorable growing conditions.

Recommended Varieties

The classic Persian Shield is a beauty in its own right, but there are several varieties that gardeners might find appealing, each with its unique flair:

  1. Strobilanthes dyerianus ‘Acolyte’: A slightly more compact version, it boasts shimmering silver leaves with a touch of purple.
  2. Strobilanthes dyerianus ‘Silver’: As the name suggests, this variety has a silvery sheen, with purple undertones that are especially pronounced under low light.
  3. Strobilanthes dyerianus ‘Blaze’: For those who like it bright, ‘Blaze’ offers striking neon purple foliage.
Persian Shield

Common Problems Faced in Care and Maintenance of This Plant

1. Leaf Discoloration: Often a sign of improper lighting. If leaves turn green, it might be receiving too much light, whereas fading colors might mean it needs more light.

2. Dropping Leaves: This can result from temperature stress, either from cold drafts or sudden temperature changes.

3. Legginess: If the plant starts to grow tall with sparse leaves, it’s likely not receiving enough light.

4. Pests: As previously mentioned, the Persian Shield can be susceptible to aphids, spider mites, and whiteflies.

5. Slow or Stunted Growth: Typically a result of inadequate fertilization or unfavorable soil conditions.

Tips For Better Care of the Persian Shield

Properly caring for the Persian Shield ensures you can enjoy its shimmering hues for years to come. Whether you’re a novice looking for the basics or an experienced grower seeking to refine your care techniques, here are some tailored tips:

Basic Level Tips

  1. Correct Placement: Choose a spot with bright, indirect light to maintain its vibrant colors.
  2. Avoid Temperature Extremes: Shield the plant from cold drafts and sudden temperature changes.
  3. Consistent Watering: Keep the soil consistently moist, but avoid overwatering.
  4. Clean the Leaves: Gently wipe the leaves with a damp cloth occasionally to remove dust. This enhances its appearance and allows for better photosynthesis.

Advanced Level Tips

  1. Rotating for Even Growth: Turn the plant periodically to ensure all sides get uniform light exposure. This promotes balanced growth.
  2. Monitor Humidity Levels: Especially during winter, when indoor air can be dry. Use a hygrometer to check humidity levels and adjust accordingly.
  3. Soil Quality: Every 1-2 years, consider repotting with fresh soil to replenish lost nutrients.
  4. Pruning for Propagation: If you’re interested in propagating, prune the healthiest stems and use them as cuttings.

Frequently Asked Questions (FAQs)

Why is my Persian Shield losing its purple color?

This typically results from either too much direct sunlight or not enough light. Ensure your plant is placed in bright, indirect light. If the leaves turn more green, consider reducing direct sunlight exposure.

Can the Persian Shield be grown outdoors?

Yes, but it’s frost-sensitive. It’s best grown outdoors in USDA zones 9-11. In colder regions, consider it as an annual or bring it indoors during colder months.

How often should I fertilize my Persian Shield?

During its growing season (spring and summer), fertilize once a month using a balanced liquid fertilizer. In fall and winter, reduce or skip fertilization.

Why are the tips of my Persian Shield’s leaves turning brown?

This could be due to inconsistent watering, low humidity, or a buildup of salts in the soil from excessive fertilization. Check your watering routine, and if needed, increase humidity around the plant.

Can the Persian Shield thrive in low-light conditions?

While it can tolerate lower light levels for a short time, extended periods in low light can make it leggy and cause it to lose its vibrant colors. Ensure it receives bright, indirect light for optimal growth.

How do I propagate the Persian Shield?

The best method is stem cuttings. Cut a healthy stem just below a node, remove the lower leaves, and place it in water or moist soil. With proper care, it should root within a few weeks.

About Christopher Evans

Hello, I'm Chris, the green-thumbed Founder of I'm passionate about bringing the beauty of nature indoors through houseplants and indoor gardening. Let's create healthier and more beautiful living spaces, one plant at a time!

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