Mastering How to Grow and Care for Calendulas – Tips & Tricks

how to grow and care for calendulas
16 min reading time

Calendulas are a popular choice for gardeners due to their vibrant colors and medicinal properties. But proper care and cultivation is essential to ensure their healthy growth and stunning blooms. In this article, we will provide a comprehensive guide on how to grow and care for calendulas, including tips for choosing the right location, preparing the soil, planting from seeds, watering and fertilizing, pruning and deadheading, managing pests and diseases, extending the blooming season, harvesting and using flowers, and overwintering.

Key Takeaways:

  • Calendulas are a popular choice for gardeners due to their vibrant colors and medicinal properties.
  • Proper care and cultivation is essential for their healthy growth and stunning blooms.
  • Key steps to growing and caring for calendulas include choosing the right location, preparing the soil, planting from seeds, watering and fertilizing, pruning and deadheading, managing pests and diseases, extending the blooming season, harvesting and using flowers, and overwintering.

Understanding Calendulas: An Introduction

Calendulas are a popular flower among gardeners, prized for their vibrant colors and various medicinal properties. This beautiful annual plant produces daisy-like flowers that come in shades of yellow, orange, and pink.

Calendulas are also known as Pot marigolds but they are different from the Marigold family. They are native to the Mediterranean region but now can be found growing in gardens all around the world. They are easy to care for and can grow in almost any type of soil.

Aside from their stunning appearance, calendulas have many benefits. They are known for their anti-inflammatory and antioxidant properties and are commonly used in herbal remedies.

Calendula Growing Guide: Choosing the Right Location

Calendulas are easy to grow and care for, but choosing the right location for planting them is crucial to their success. The ideal spot for calendula flowers is an area with plenty of sunlight, as they thrive in full sun to partial shade. They also prefer well-draining soil that is rich in organic matter.

When selecting a location for your calendulas, ensure that the area receives at least 6 hours of sunlight each day. Calendulas do not grow well in areas with too much shade, so avoid planting them in areas with overhanging trees or buildings blocking sunlight.

The soil in the chosen location should be well-draining, as calendulas are not tolerant of waterlogged soil. Amend the soil with organic matter such as compost or well-rotted manure to provide nutrients and improve drainage. The ideal pH level for calendulas is between 6.0 and 7.0.

If you are planting calendulas in containers, ensure that the pots have adequate drainage holes to prevent waterlogging. Use a quality potting soil that is formulated for containers, and place the pots in an area that receives sufficient sunlight.

How to Grow and Care for Calendulas: Preparing the Soil

Calendulas are hardy plants that can tolerate a range of soil conditions. However, for optimal growth and blooming, it’s important to prepare the soil properly before planting. Here, we’ll discuss the soil requirements for calendula plants and how to ensure they get the nutrients they need.

Soil Requirements for Calendula Plants

Calendulas thrive in well-draining soil that is rich in organic matter. They prefer a slightly acidic to neutral soil pH, around 6.0-7.0. If your soil is too acidic, you can add lime to raise the pH, or sulfur to lower it. Calendulas also require full sun to part shade, so make sure the planting location has at least 6 hours of direct sunlight per day.

Before planting, it’s a good idea to test your soil to determine its pH level and nutrient content. This will help you determine what amendments, if any, are needed to ensure your calendulas thrive. You can use a soil testing kit or send a soil sample to a lab for analysis.

Preparing Soil for Calendulas

Once you have determined your soil’s pH level and nutrient content, you can begin preparing it for planting. Start by clearing the area of any weeds or debris. If the soil is compacted, use a garden fork to loosen it up.

Next, add organic matter to the soil. This can include compost, well-rotted manure, or leaf mold. Mix the organic matter into the top 6 inches of soil to improve fertility and drainage.

If your soil is deficient in certain nutrients, you can add fertilizers to provide the necessary elements. Calendulas respond well to balanced fertilizers, such as 10-10-10 or 5-10-10. Avoid high nitrogen fertilizers, as they can promote leafy growth rather than blooming.

After adding organic matter and fertilizer, smooth the soil surface and water thoroughly. The soil should be moist but not waterlogged before planting. Calendulas can be directly sown into the soil or started indoors and transplanted.

With proper soil preparation, your calendulas will have a strong foundation for healthy growth and beautiful blooms.

Growing Calendulas from Seeds

how to  grow and care for calendulas

Planting calendulas from seeds is a cost-effective and fun way to start your very own garden of these beautiful flowers. Here are some tips to help you get started:

  1. Choose a sunny location with well-draining soil. Calendulas prefer full sun but can tolerate some shade.
  2. Prepare the soil by loosening it to a depth of 12 inches and adding organic matter like compost or aged manure for nutrients.
  3. Sow the seeds directly into the soil after the danger of frost has passed. You can also start the seeds indoors about 6-8 weeks before the last expected frost and transplant them outdoors once they have grown a few leaves.
  4. Sow the seeds thinly, about 1/4 inch deep and 6-12 inches apart. Cover the seeds with soil and water gently.
  5. Keep the soil moist but not waterlogged until the seeds have germinated. This can take anywhere from 5-14 days.
  6. Once the seedlings have emerged, thin them out by removing the weaker ones to give the remaining plants enough space to grow.
  7. Continue to water the plants regularly and fertilize every 2-3 weeks with a balanced fertilizer.

By following these simple steps, you can enjoy a stunning display of calendula flowers in your garden, all grown from seeds!

Calendula Plant Care: Watering and Fertilizing

Calendulas require consistent watering and feeding to promote healthy growth and abundant blooms. Here’s what you need to know:

Watering Calendulas

Calendulas prefer moist but well-draining soil. Water them deeply once a week, or more frequently during hot, dry weather. Be sure to water at the base of the plant to avoid wetting the foliage, which can increase the risk of disease.

It’s important not to overwater calendulas, as this can lead to root rot and other issues. Allow the soil to dry slightly between watering sessions and avoid standing water around the plant.

Fertilizing Calendula Plants

Calendulas benefit from regular feeding throughout the growing season. Use a balanced, water-soluble fertilizer every three to four weeks, following the manufacturer’s instructions for application rate.

You can also use organic fertilizers, such as compost or well-rotted manure, to provide nutrients to the soil. Apply these fertilizers in early spring and again in mid-summer.

Over-fertilizing can damage the plant, so it’s important to follow the recommended application rate and frequency.

By keeping your calendulas well-watered and fed, you can enjoy vibrant blooms and a healthy plant throughout the growing season.

Calendula Care Tips: Pruning and Deadheading

Pruning and deadheading calendulas is essential for maintaining the health and appearance of these beautiful flowers. Pruning involves cutting back branches and stems to promote better growth and shape, while deadheading refers to removing spent blooms to encourage further flowering.

Regular pruning and deadheading will not only keep your calendula plants looking attractive but will also prevent disease and extend their blooming season. Let’s explore some tips for effective pruning and deadheading of calendulas.

When to Prune Calendulas

The best time to prune calendulas is during the early spring or just after they have finished blooming. You can remove any diseased or damaged stems at any time of the year. Be sure to use clean, sharp pruning shears and make a clean cut just above a leaf node.

How to Deadhead Calendula Flowers

Deadheading is easy to do and can be performed throughout the blooming season. Simply remove the spent blossoms by pinching them off just above the first set of leaves. Doing so will encourage the plant to focus its energy on producing new blooms, rather than on seed production.

Maintaining Calendula Plants

In addition to pruning and deadheading, it’s important to maintain the overall health of your calendula plants. Be sure to water them regularly, fertilize them every few weeks, and keep an eye out for pests and diseases. If necessary, treat any issues promptly to prevent them from spreading.

By following these tips for pruning and deadheading calendulas, you’ll be able to keep your plants healthy and beautiful throughout their blooming season. So get out there and give your calendulas the care they deserve!

How to Care for Calendula Plants: Managing Pests and Diseases

While calendulas are generally low-maintenance plants, they can still be susceptible to a variety of pests and diseases that can damage or even kill them if left unchecked. Here are some tips for protecting your calendula plants:


The best way to deal with pests and diseases is to prevent them from occurring in the first place. You can do this by:

  • Choosing healthy plant specimens and avoiding those that show signs of damage or disease.
  • Keeping your garden clean and free of debris that can harbor pests and diseases.
  • Watering your plants properly and regularly to help them resist stress and disease.

Pest control for calendulas

Some common pests that can affect your calendulas include:

AphidsSticky residue and yellow, curling leaves.Wash the plants with a strong stream of water or use an insecticidal soap.
Slugs and snailsLarge holes in the leaves and slime trails.Remove them by hand or use a slug bait.
CaterpillarsHoles in the leaves and visible caterpillars.Use a BT spray or insecticidal soap.

Common diseases of calendula plants

Some common diseases that can affect your calendulas include:

  • Powdery mildew: A fungal disease that causes a white powdery coating on the leaves.
  • Root rot: A fungal disease that causes roots to rot and can lead to wilting.
  • Leaf spot: A bacterial disease that causes brown spots on the leaves.

Protecting calendula plants

To protect your calendula plants from pests and diseases:

  • Remove any infected plant material as soon as you notice it.
  • Ensure proper air circulation around your plants.
  • Use fungicides or bactericides as needed, following the label instructions carefully.

By taking these steps, you can help ensure that your calendulas stay healthy and vibrant, free from pests and diseases.

Extending the Blooming Season of Calendulas

how to  grow and care for calendulas

Calendulas are known for their bright and beautiful flowers, which bloom throughout the spring and summer months. If you want to prolong their blooming period and enjoy them for an even longer time, there are a few techniques you can use to extend their blooming season.

Succession Planting

One technique for prolonging calendula blooms is to use succession planting. This involves planting new seeds every few weeks, which will result in a continuous supply of fresh plants and flowers throughout the season. By staggering your planting times, you can ensure that you always have calendulas in bloom.


Another way to extend the blooming season of calendulas is to deadhead them regularly. Deadheading involves removing the spent blooms from the plant, which stimulates the growth of new buds and encourages continued blooming. Be sure to deadhead regularly, as leaving spent flowers on the plant can cause it to stop blooming.

Caring for Calendula Flowers: Proper Watering and Fertilizing

To keep your calendulas blooming for as long as possible, it’s important to provide them with proper watering and fertilization. Be sure to water your plants regularly, especially during hot and dry weather, and use a balanced fertilizer to promote healthy growth and blooming. Avoid overwatering and over-fertilizing, as this can result in leafy growth rather than blooming.

By using these techniques and caring for your calendulas properly, you can extend their blooming season and enjoy their vibrant flowers for an even longer time. Whether you use succession planting, deadheading, or proper watering and fertilization, your calendulas will reward you with continuous blooming and a beautiful addition to your garden.

Harvesting and Using Calendula Flowers

Calendulas are not just a pretty addition to your garden; they also offer a range of benefits when harvested and used correctly. Here are some tips for harvesting and using calendula flowers:

Harvesting Calendula Flowers

Calendula flowers should be harvested when they are fully open and at their peak freshness, usually in the morning after the dew has evaporated. Gently pluck the flowers from the plant, being careful not to damage the remaining buds or foliage. If you plan to use the flowers fresh, place them in a clean, dry container and refrigerate until ready to use.

If you wish to dry your calendula flowers for later use, tie them in small bundles and hang them upside down in a cool, dry location away from direct sunlight. Once fully dry, store the flowers in an airtight container in a cool, dark place.

Using Calendula Flowers

Calendula flowers offer a range of medicinal and culinary uses. Some common ways to use calendula flowers include:

  • Infusing fresh or dried flowers in hot water to create a soothing tea that can help with digestive issues, menstrual cramps, and anxiety
  • Adding fresh or dried flowers to salads, soups, and other dishes for a pop of color and mild, slightly bitter flavor
  • Creating an infused oil or balm for topical use on wounds, bruises, rashes, and other skin irritations
  • Adding dried flowers to homemade soap and skincare products for their skin-soothing properties

Calendula flowers are also a popular ingredient in natural, homemade cosmetics due to their anti-inflammatory properties and ability to promote healing. Whether you’re a seasoned herbalist or just starting out, consider growing calendulas and incorporating their beautiful blooms into your daily life.

Overwintering Calendulas

Protecting calendula plants during the winter months is crucial for ensuring their survival and regrowth in the following spring. Here are some techniques to help you overwinter your calendulas:

  • Mulching: Apply a layer of organic mulch, such as dried leaves or straw, around the base of the plants to insulate the soil and protect the roots from freezing temperatures.
  • Covering: Use frost blankets or burlap to cover your calendulas during harsh winter conditions. This will shield them from wind and frost and retain warmth.
  • Watering: It’s important to keep your calendulas hydrated during the winter, but be careful not to overwater as this can lead to root rot. Water deeply once per week or as needed, checking the soil moisture regularly.
  • Pruning: Cut back your calendulas in late fall before the first frost to promote new growth in the spring. Remove any dead or diseased parts of the plant.

By following these tips, you can protect your calendulas in the winter and enjoy their beautiful blooms for years to come.


Calendulas are a beautiful and versatile addition to any garden, and with proper care and cultivation, they can provide stunning blooms and medicinal benefits. By following the tips and tricks outlined in this guide, you can successfully grow and care for calendulas from seed to harvest.

Remember to choose a suitable location with adequate sunlight and well-draining soil, prepare the soil before planting, and water and fertilize the plants regularly. Don’t forget to prune and deadhead the flowers to extend their blooming period and prevent pests and diseases.

If you’re looking to enjoy the benefits of calendula flowers, try harvesting them at the appropriate time and using them in herbal remedies and culinary creations. And when winter comes around, protect your plants to ensure their survival for the next spring.

With patience and dedication, you can master the art of growing and caring for calendulas and enjoy their vibrant beauty and health benefits for years to come. Happy gardening!


How do I care for calendulas?

To care for calendulas, you should choose a sunny location with well-draining soil. Water regularly, but avoid overwatering. Deadhead spent flowers to promote continuous blooming. Protect your plants from pests and diseases, and provide fertilizer as needed.

Can I grow calendulas from seeds?

Yes, you can plant calendulas from seeds. Start seeds indoors 6-8 weeks before the last frost date, or sow them directly in the garden after the danger of frost has passed. Follow the instructions on the seed packet for proper spacing and care.

How often should I water my calendulas?

Calendulas prefer moist soil, so water them regularly. Check the moisture level by inserting your finger into the soil. If it feels dry, it’s time to water. Avoid overwatering, as it can lead to root rot.

How do I deadhead calendulas?

Deadheading calendulas is simple. Just pinch off the spent flowers at the base of the stem. This will encourage new blooms to form and promote a longer blooming period.

What pests and diseases should I watch out for with calendulas?

Common pests that can affect calendulas include aphids, slugs, and snails. Keep an eye out for signs of damage and treat infestations as soon as possible. Calendulas can also be prone to powdery mildew and leaf spot diseases. Regularly inspect your plants for any signs of disease and take appropriate measures to prevent or treat them.

How can I use calendula flowers?

Calendula flowers have various uses. You can harvest the petals and use them in herbal remedies, such as salves and creams. They can also be added to culinary creations, like salads or teas. Additionally, dried calendula flowers can be used for crafts or potpourri.

How do I protect calendulas in the winter?

To protect calendulas in the winter, you can apply a layer of mulch around the base of the plants. This will help insulate the roots from freezing temperatures. You can also cover the plants with a frost cloth or blanket during particularly cold nights.

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