Celeriac: A Guide to Growing Celeriac in Your Garden


Introduction: Why Grow Celeriac?

Celeriac, also known as celery root, is a root vegetable that is not as well-known as its popular cousin, Florence fennel. However, this versatile and nutritious vegetable is a great addition to any home garden. With a mild celery flavor and a dense, starchy texture, celeriac is a delicious and healthy ingredient for soups, stews, gratins, and more.

One of the main benefits of growing celeriac is its long storage life. After harvesting, it can be stored for up to six months if kept in a cool and moist environment. This makes it a great option for those who want to have fresh, homegrown produce available throughout the winter months.

Another advantage of growing celeriac is its versatility. It can be cooked in a variety of ways, such as roasting, boiling, mashing, or frying. It can also be grated raw and added to salads for a crunchy and flavorful texture.

If you’re interested in growing celeriac in your garden, it’s important to choose the right variety and provide the right growing conditions. It prefers well-drained soil with a pH between 6.0 and 7.0, and needs regular watering and fertilization. With some care and attention, you can enjoy a bountiful harvest of this delicious and healthy root vegetable.

Choosing the Right Varieties of Celeriac for Your Garden

When it comes to selecting the ideal celeriac cultivars for your garden, there are several important factors to keep in mind. Among these factors are root size, shape, texture, and flavor, as well as the maturity period of each cultivar.

One popular variety of celeriac is ‘Giant Prague’, which yields large and spherical roots that can weigh up to 3 pounds (1.4 kg). This cultivar is known for its nutty and sweet flavor and its creamy, white flesh. Another favored variety is ‘Brilliant’, which has smoother skin and a slightly milder taste than ‘Giant Prague’. ‘Brilliant’ also matures earlier than ‘Giant Prague’, making it an excellent option for gardeners who prefer an earlier harvest.

If you prefer celeriac with a longer storage life, then ‘Monarch’ might be the cultivar for you. This variety boasts a thick, rough skin that helps to safeguard the root during storage. Additionally, ‘Monarch’ has a slightly sweeter taste than some of its counterparts, making it a favored option for soups and stews.

If you are in search of a cultivar that is especially flavorful and aromatic, then you may want to try ‘Prinz’. This variety has a strong celery taste and a slightly softer texture than some other cultivars, making it a great addition to salads and other raw dishes.

Ultimately, the choice of celeriac cultivar for your garden will depend on your individual preferences and growing conditions. Some cultivars may be better suited to specific climates or soil types, so be sure to conduct thorough research before making a final selection.

Site Selection and Preparation for planting

The success of your celeriac crop depends largely on the site you choose and how well you prepare it for planting. Celeriac prefers a sunny location with well-drained soil that is rich in organic matter. When selecting a site, keep in mind that it has a long growing season of approximately 120 days, so it’s important to choose a location that will provide consistent moisture throughout the growing period.

Before planting, it’s recommended to conduct a soil test to determine the pH level and nutrient content of your soil. Celeriac thrives in soil with a pH range of 6.0 to 7.0. If your soil is too acidic, you can raise the pH level by adding lime. On the other hand, if your soil is too alkaline, you can lower the pH level by adding sulfur.

To prepare the soil for planting, begin by removing any weeds and debris from the area. Using a garden fork, loosen the soil to a depth of at least 8 inches (20 cm) to improve drainage and aeration. Incorporate a 2- to 3-inch (5-8 cm) layer of compost or well-rotted manure into the soil to provide your plants with the necessary nutrients.

If your soil is heavy clay or tends to retain too much moisture, consider building raised beds to improve drainage. Raised beds should be at least 8 inches (20 cm) tall and 3 feet (91 cm) wide. Fill the beds with a mixture of equal parts compost, topsoil, and perlite or vermiculite to create a loose, well-draining growing medium.

In addition to soil preparation, it’s important to select the right time of year to plant your celeriac. It is a cool-season crop that prefers temperatures between 60-70°F (15-21°C). In most regions, celeriac is best planted in the spring after the last frost, or in the late summer for a fall harvest.

By selecting a suitable site and properly preparing the soil, you can provide your celeriac plants with the ideal growing conditions they need to produce a bountiful harvest.

Starting Seeds Indoors: Tips and Tricks

Starting celeriac from seed indoors is a great way to get a head start on the growing season. By starting your seeds indoors, you can ensure that they get the right amount of warmth, light, and moisture needed for successful germination and early growth. Here are some tips and tricks for starting celeriac seeds indoors:

  1. Start your seeds 8-10 weeks before the last frost date in your area. This will give your celeriac plants enough time to grow strong before transplanting them outdoors.
  2. Use a good quality seed starting mix. The seeds require a fine, well-draining soil mix to germinate properly. You can make your own mix using equal parts peat moss, vermiculite, and perlite.
  3. Sow your seeds thinly and cover them lightly with soil. Celeriac seeds are tiny, so it’s important not to sow them too thickly. Aim for a spacing of around 1/4 inch (0.6 cm) between seeds.
  4. Keep your soil moist but not waterlogged. The seeds need consistent moisture to germinate, so make sure to water them regularly. Avoid overwatering, which can lead to damping off disease and other problems.
  5. Provide ample light and warmth. They require plenty of light and warmth to germinate and grow properly. Aim for a temperature of around 70°F (21°C) during the day and 60°F (15°C) at night. Use a grow light or place your seedlings near a bright, south-facing window.
  6. Transplant your seedlings carefully. Once your seedlings have grown to around 2 inches (5 cm) tall and have developed their first true leaves, they are ready to be transplanted into individual pots. Handle the seedlings gently to avoid damaging their delicate roots.

By following these tips and tricks, you can successfully start your celeriac seeds indoors and give your plants the best possible start in life. Happy growing!

Planting Celeriac Seedlings: Techniques for Success

Once your celeriac seedlings are sturdy and healthy, it’s time to transplant them into the garden. Here are some tips and techniques for successfully planting your celeriac seedlings:

  1. Timing is crucial: Celeriac seedlings are delicate and sensitive to cold temperatures, so it’s important to plant them at the right time. Wait until the soil temperature is at least 50°F (10°C) before transplanting.
  2. Choose a sunny and well-drained spot: It requires full sun to thrive, so choose a location that receives at least 6 hours of direct sunlight per day. The soil should also be well-drained to prevent waterlogging and root rot.
  3. Amend the soil: Before transplanting your seedlings, add compost or well-rotted manure to the soil to improve its structure and fertility. Celeriac prefers a soil pH of 6.0-7.0, so if your soil is too acidic or alkaline, add lime or sulfur accordingly.
  4. Dig the holes: Dig holes that are deep enough to accommodate the seedlings’ root system, but not so deep that the crown of the plant is buried. Space the holes at least 12 inches (30 cm) apart to allow for proper air circulation and growth.
  5. Transplant the seedlings: Carefully remove the seedlings from their containers, being careful not to damage the roots. Place each seedling into its respective hole and backfill with soil, gently firming it around the base of the plant.
  6. Water thoroughly: After planting, water the seedlings deeply to settle the soil and ensure proper hydration. Water regularly, but be careful not to overwater, as this can lead to rotting.
  7. Mulch: To retain moisture and prevent weed growth, add a layer of organic mulch around the base of the plants. This will also help to regulate soil temperature and prevent fluctuations.

By following these tips and techniques, you can ensure that your celeriac seedlings are transplanted successfully and have the best chance of thriving in your garden.

Celeriac Care and Maintenance: Watering, Fertilizing, and Pruning

Celeriac requires regular care and maintenance to ensure healthy growth and high-quality yields. Proper watering, fertilizing, and pruning techniques are essential for keeping your celeriac plants healthy and productive.


Consistent and adequate watering is crucial for celeriac to develop strong roots and healthy foliage. Celeriac needs moist, well-drained soil that is kept consistently moist but not waterlogged. Overwatering can lead to root rot, while under watering can result in stunted growth and tough, woody roots.

To ensure proper watering, check the soil moisture regularly and water deeply whenever the top inch (2.5 cm) of soil feels dry to the touch. During hot, dry weather, celeriac may require more frequent watering to prevent drought stress. Water at the base of the plants, avoiding wetting the leaves or stems.


Celeriac requires regular fertilization to maintain healthy growth and produce high-quality roots. Before planting, amend the soil with organic matter such as compost or well-aged manure to provide essential nutrients and improve soil structure. Once the plants are established, fertilize every 3-4 weeks with a balanced fertilizer such as a 10-10-10 or 5-10-10 blend.

Be careful not to over-fertilize, as this can lead to excessive foliage growth at the expense of root development. Always follow the manufacturer’s instructions for application rates and timing.


Pruning celeriac plants is not necessary, but removing the outer leaves as the plant grows can help promote healthy root development and reduce the risk of disease. Remove any yellow or damaged leaves promptly to prevent the spread of disease.


Celeriac is typically harvested in the fall when the roots are mature and have reached the desired size, usually 3-4 inches (7.6-10.2 cm) in diameter. To harvest, carefully dig up the roots with a garden fork, being careful not to damage the roots. Brush off any excess soil and trim the foliage to within 1-2 inches (2.5-5.1 cm) of the root.

Following these care and maintenance tips will help ensure healthy and productive celeriac plants in your garden.

Companion Planting with Celeriac

Companion planting is a gardening technique in which different plants are grown near each other to benefit one another. By planting certain plants next to each other, gardeners can help to deter pests, attract beneficial insects, and even improve the flavor of certain crops. Celeriac can benefit from companion planting just like any other vegetable.

One of the best companion plants for celeriac is celery. Since celeriac and celery are related, they share many of the same pests and diseases. By planting them together, the strong scent of celery can help to deter pests and prevent the spread of disease. Additionally, celery can help to provide shade for celeriac, which can be beneficial in hot weather.

Another great companion plant is onions. Onions can help to repel pests like carrot flies and aphids, which can be harmful to celeriac. Additionally, onions are a good source of sulfur, which can help to improve the flavor of celeriac.

Carrots are also a good companion plant for celeriac. The two plants have similar growing requirements and can be planted together in the same bed. Additionally, carrots can help to loosen the soil around celeriac, making it easier for the roots to penetrate and grow.

When planning your companion planting scheme, it’s important to choose plants that have similar growing requirements and complement each other. For example, celeriac prefers a moist, fertile soil, so it’s best to choose plants that have similar moisture needs. Additionally, it’s important to consider the spacing requirements of each plant to ensure that they have enough room to grow and thrive.

Overall, companion planting can be a great way to improve the health and productivity of your garden. By choosing the right companion plants, you can help to deter pests, improve soil health, and even enhance the flavor of your celeriac crop.

Growing Celeriac in Containers

Celeriac, also known as celery root, is a nutritious and flavorful root vegetable that can be easily grown in containers. It is a cool-season crop that requires a long growing period of around 120 days. Container gardening allows you to control the growing environment and produce healthy and delicious celeriac even in limited spaces. Here are some tips for growing celeriac in containers:

  • Choosing the right Container: Select a large container that is at least 12 inches (30 cm) deep and 12 inches (30 cm) wide. Celeriac has a deep root system, so the container should be deep enough to accommodate the roots.
  • Soil Preparation: It prefers well-draining soil that is rich in organic matter. Fill the container with a mixture of potting soil and compost. You can also add some sand to improve drainage.
  • Sowing Seeds: Sow the seeds directly into the container in early spring, around 8-10 weeks before the last frost date in your area. Plant the seeds 1/4 inch (0.6 cm) deep and 2-3 inches (5-7.5 cm) apart. Cover the seeds with soil and water gently.
  • Lighting and Temperature: Celeriac requires full sun or partial shade and prefers cool temperatures. The ideal temperature for growing celeriac is around 60-65°F (15-18°C). Place the container in a sunny spot and protect it from strong winds.
  • Watering and Fertilizing: Keep the soil evenly moist but not waterlogged. Water the container deeply once a week or as needed. It requires regular feeding to produce healthy roots. Use a balanced fertilizer every 4-6 weeks.
  • Pest and Disease Control: Celeriac is susceptible to a few pests and diseases, such as aphids, slugs, and root rot. Inspect the plants regularly and treat any issues promptly. You can use organic insecticides and fungicides to control pests and diseases.
  • Harvesting: Celeriac is ready for harvest in late fall or early winter, around 120 days after sowing. Lift the plants carefully from the container and remove the soil. Cut off the leaves and store the roots in a cool, dry place for up to several months.

By following these tips, you can grow healthy and tasty celeriac in containers without much hassle.

Managing Pests and Diseases in Your Celeriac Crop

Celeriac, or celery root, is a nutritious and delicious vegetable that can be prone to various pests and diseases. To ensure a healthy and productive crop, it’s crucial to take measures to manage these issues. Here are some tips for managing pests and diseases in your celeriac crop:

  • Prevention: Prevention is the key to managing pests and diseases in your celeriac crop. Start by selecting healthy, disease-free plants and maintaining a clean growing area. Rotate your crops each year to prevent the buildup of pests and diseases.
  • Aphids: Aphids are small, pear-shaped insects that can cause stunted growth and yellowing leaves by sucking the sap from the plant. To control aphids, you can spray the plants with a mixture of water and dish soap or neem oil. You can also introduce natural predators such as ladybugs and lacewings to your garden.
  • Slugs: Slugs are common pests that feed on the leaves and stems of the plant, causing damage and reducing yield. To control slugs, you can place copper tape around the container or use slug pellets. A beer trap can also be an effective method for controlling slugs.
  • Root Rot: Root rot is a fungal disease that affects the roots of the plant, causing wilting and yellowing leaves. Root rot is typically caused by overwatering and poorly-draining soil. To prevent root rot, avoid overwatering and ensure proper drainage. You can also treat the soil with a fungicide to control root rot.
  • Leaf Blight: Leaf blight is a fungal disease that affects the leaves of the plant, causing brown spots and yellowing. This disease is typically caused by humid and wet conditions. To prevent leaf blight, ensure proper ventilation and avoid overhead watering. You can also treat the plants with a fungicide to control leaf blight.

By following these tips, you can manage pests and diseases in your celeriac crop and produce a healthy and productive harvest.

Harvesting Celeriac: Knowing When and How to Pick Your Crop

Celeriac, also referred to as celery root, is an amazing crop that adds a unique and exquisite flavor to your dishes. However, harvesting celeriac can be tricky as it is essential to pick it at the right time to enjoy its maximum flavor and texture. In this chapter, we will discuss how to recognize the optimal time to harvest celeriac and how to pick it like a pro.

  • Recognizing the Optimal Time to Harvest: It is crucial to harvest your celeriac at the right time to ensure it has developed a pleasant, savory taste and soft texture. Generally, it is ready for harvest between 100 to 120 days after planting, but this can vary based on the variety of the plant and the growing conditions. To check if your celeriac is ready, look at the size of the root. It should have a diameter of about 3 to 4 inches (7.5 to 10 cm) before harvesting. It’s worth noting that leaving celeriac in the ground for too long can make the root tough and less flavorful.
  • Preparing for Harvest: Before you start the harvesting process, it’s essential to prepare your celeriac crop. You can do this by trimming the foliage to about an inch (2.5 cm) above the root, which will make it easier to lift the plant from the soil without causing any damage to the root.
  • How to Pick Celeriac: You can use a garden fork or shovel to gently loosen the soil around the root. Then, use your hand to pull the root from the soil while holding the foliage with the other hand. It is important to avoid damaging the root, as this can impact the taste and texture of the celeriac.
  • Cleaning and Storage: After you have picked your celeriac, remove any remaining soil and cut off the foliage and roots. Rinse the root thoroughly with water to remove any dirt or debris. Once cleaned, store the celeriac in a cool and dry place. It is important to keep the roots in a single layer in a wooden box or crate lined with newspaper or straw, which will help to prevent any damage during storage. Check your celeriac periodically for signs of spoilage or decay.

In conclusion, harvesting celeriac is an exciting experience that requires you to know when and how to pick it to ensure the best flavor and texture. By following the tips we have outlined in this chapter, you can pick your celeriac crop at the right time and enjoy the best taste and texture.

Storing and Preserving Celeriac: Tips for Long-Term Use

Once you have harvested your celeriac, you’ll want to make sure that you store it properly so that it lasts as long as possible. The key to storing celeriac is to keep it cool and dry. Here are some tips for long-term storage and preservation of celeriac:

  1. Trim the leaves: First, remove the leaves from the celeriac root. This will help to prevent moisture loss and reduce the risk of spoilage. Leave about 1 inch (2.5 cm) of stem on the root to help prevent it from drying out.
  2. Clean and dry the root: Use a soft brush or cloth to remove any dirt or debris from the celeriac root. Then, dry the root thoroughly with a towel or let it air dry.
  3. Store in a cool, dry place: Store your celeriac in a cool, dry place with good air circulation. A root cellar, cold basement, or refrigerator crisper drawer can work well. The ideal storage temperature is around 32-40°F (0-4°C) and the ideal humidity is around 90%. Make sure to store the celeriac away from other fruits and vegetables, as they can release ethylene gas which can cause the celeriac to spoil more quickly.
  4. Store in sand or sawdust: Another option is to store the celeriac in a container filled with sand or sawdust. This will help to keep the celeriac cool and dry while also providing a protective layer to prevent damage. Make sure to cover the container with a lid to prevent moisture from getting in.
  5. Preserve by freezing: If you have more celeriac than you can use before it spoils, consider freezing it for long-term use. First, peel and cut the celeriac into small pieces. Then, blanch the pieces in boiling water for 3-4 minutes and immediately transfer to an ice water bath to stop the cooking process. Once the celeriac is cool, drain and pack it into freezer-safe containers or bags. Label with the date and freeze for up to 10-12 months.

By following these tips, you can enjoy the delicious taste of celeriac even after the growing season has ended.

Delicious Celeriac Recipes: Cooking with Your Homegrown Harvest

Congratulations on growing your own celeriac! Now that you have harvested and stored your crop, it’s time to get cooking. Celeriac is a versatile vegetable that can be used in a variety of dishes, from soups and stews to salads and roasts. Here are some delicious celeriac recipes to try:

Celeriac Soup


  • 1 large celeriac, peeled and chopped
  • 1 onion, chopped
  • 2 cloves of garlic, minced
  • 4 cups of chicken or vegetable stock
  • 1/2 cup of heavy cream
  • Salt and pepper to taste
  • Chopped parsley for garnish


  1. In a large pot, sauté the onion and garlic until softened.
  2. Add the chopped celeriac and stock to the pot and bring to a boil. Reduce the heat and let simmer until the celeriac is tender.
  3. Using an immersion blender or regular blender, blend the soup until smooth.
  4. Add the heavy cream and salt and pepper to taste. Garnish with chopped parsley.

Roasted Celeriac


  • 1 large celeriac, peeled and cut into 1-inch cubes
  • 3 tablespoons of olive oil
  • 2 cloves of garlic, minced
  • 1 teaspoon of dried thyme
  • Salt and pepper to taste


  1. Preheat the oven to 400°F (200°C).
  2. In a bowl, toss the celeriac cubes with olive oil, garlic, thyme, salt, and pepper.
  3. Spread the celeriac cubes in a single layer on a baking sheet.
  4. Roast in the oven for 25-30 minutes, or until the celeriac is tender and golden brown.

Celeriac and Apple Salad


  • 1 small celeriac, peeled and julienned
  • 1 Granny Smith apple, julienned
  • 1/4 cup of chopped walnuts
  • 1/4 cup of raisins
  • 1/4 cup of olive oil
  • 2 tablespoons of apple cider vinegar
  • Salt and pepper to taste


  1. In a large bowl, combine the julienned celeriac, apple, walnuts, and raisins.
  2. In a small bowl, whisk together the olive oil, apple cider vinegar, salt, and pepper.
  3. Pour the dressing over the salad and toss to combine.

Celeriac Gratin


  • 2 large celeriac, peeled and sliced into 1/4-inch thick rounds
  • 2 cups of heavy cream
  • 2 cloves of garlic, minced
  • 1/2 cup of grated Parmesan cheese
  • Salt and pepper to taste


  1. Preheat the oven to 375°F (190°C).
  2. In a large bowl, mix together the heavy cream, minced garlic, grated Parmesan cheese, salt, and pepper.
  3. Arrange the sliced celeriac in a single layer in a greased baking dish.
  4. Pour the cream mixture over the celeriac slices.
  5. Bake in the oven for 40-45 minutes, or until the celeriac is tender and the top is golden brown.

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