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Home | Growing Guides | How to Grow Dill in Pots: From Seed to Harvest
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How to Grow Dill in Pots: From Seed to Harvest

  • Dina Davidov
  • 3 March 2025
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There’s nothing quite like snipping fresh dill for your morning salad, whether you’re growing it on your balcony, backyard patio, or indoors. That amazing smell, the slightly sour and sweet taste – it’s real pleasure! I’ve spent years cultivating dill in pots, and I’ve learned some great tips that transform a pot with not much dill into a healthy and good-smelling plant. In this dill growing guide, I’m sharing all my secrets, step-by-step, so you can enjoy the taste of homegrown dill very easily.

Ready to grow your own fresh dill from seed? Here are simple, step-by-step instructions that anyone can follow. I’ve learned so much growing dill in my own backyard, and I’m excited to share all my tips with you.

Table of Contents Show
  1. What You’ll Need
  2. Best Growing Conditions for Dill
  3. Preparing Your Container & Soil Mix
    1. Choosing the Right Pot For Growing Dill
    2. Creating the Perfect Soil Mix for Growing Dill
  4. Sowing Dill Seeds
  5. Initial Care and Germination
  6. Thinning Dill Seedlings
  7. Dill Plant Care & Ongoing Maintenance
  8. Harvesting Dill
  9. Encouraging Continuous Harvests
  10. Storage Tips for Fresh Dill
  11. Common Dill Growing Problems and Solutions
  12. Expert Tips for Container Dill Success
  13. FAQs

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What You’ll Need

Before you begin, gather the following materials:

  • Dill seeds – choose a variety that resonates with you. From ‘Bouquet’ to ‘Fernleaf,’ each offers a unique flavor profile.
  • Planter – at least 10 inches (25 cm) deep with drainage holes
  • High-quality Potting Mix with compost or organic matter
  • Spray Bottle or Watering can
  • Labels for Pots – optional but useful if growing multiple herbs

Best Growing Conditions for Dill

Dill is a hardy herb that thrives in the right environment. Ensuring optimal growing conditions will give you a strong, productive plant that you can harvest multiple times throughout the season.

Light Requirements

5-6 hours hours direct sunlight

Water Requirements

Consistently moist,
but not soggy

Temperature

temperature icon

Between 60–75°F (16–24°C)

Light
Requirements

5-6 hours hours direct sunlight

Water
Requirements

Consistently moist,
but not waterlogged

Temperature

temperature icon

Between 60–75°F (16–24°C)

Preparing Your Container & Soil Mix

The foundation of successful dill cultivation starts with proper preparation. This initial setup determines how well your plants will grow throughout their lifecycle.

Choosing the Right Pot For Growing Dill

Dill develops a long taproot, meaning it needs a deep pot to grow properly. Choose a container that’s at least 10 inches (25 cm) deep, though a slightly deeper pot is even better. If you plan to grow multiple plants, opt for a wide container with enough space for proper plant spacing.

Drainage is crucial – always make sure your pot has drainage holes to prevent water from sitting at the bottom, which can lead to root rot.

Tip: Thoroughly clean any previously used containers before using, to prevent disease.

Creating the Perfect Soil Mix for Growing Dill

Fill your container to about an inch below the rim with quality potting mix, ideally one formulated for herbs or vegetables. Good potting soil should already have enough drainage capability built in, which is crucial for preventing water buildup that can lead to root rot.

After filling, I gently tap the container to settle the soil and create a level, smooth surface for seeding. This simple step helps eliminate air pockets that might cause uneven moisture distribution later.

Potting Soil

You can also Make Your Own Potting Soil – Here’s a recommended blend:

  • 60% high-quality potting soil – Provides structure and retains moisture.
  • 30% compost or worm castings – Adds essential nutrients.
  • 10% perlite – Improves aeration and prevents soil compaction.

Avoid heavy garden soil, as it retains too much moisture and may cause root problems.

soil mix

Sowing Dill Seeds

Dill has specific seeding requirements that differ from many other herbs. The most important thing I’ve learned is that dill seeds need light to germinate effectively.

Unlike some herbs that do well with transplanting, dill prefers to be directly sown into its final pot. Transplanting can disturb the taproot, slowing down growth or even causing the plant to fail.

sowing dill seeds

I scatter seeds thinly across the soil surface, aiming for about 1/4 inch between seeds. This might seem close, but I’ll thin them later. Unlike many other seeds, I don’t bury dill seeds in the soil. Instead, I sprinkle just a very thin layer of soil – about 1/4 inch (6 mm) on the top and lightly press the soil to ensure good seed-to-soil contact.

Initial Care and Germination

The germination period is when your diligence truly matters. Water the newly planted seeds using the gentlest setting on your watering can or a spray bottle to avoid displacing them. The soil should be consistently moist during germination, which typically means light watering once or twice daily depending on your climate.

Germination

For faster germination, I’ve found these techniques helpful:

  • Place pots in a warm, well-lit location – dill germinates best at 60-70°F (16-21°C)
  • Cover with clear plastic to create a mini greenhouse effect
  • Remove covering as soon as the first sprouts appear to prevent damping off
  • Expect germination in 7-14 days (sometimes as quick as 5 days in warm weather)

The magic moment arrives when those tiny, thread-like seedlings emerge. Their first leaves won’t look like typical dill fronds – these initial “seed leaves” are simple in shape. The characteristic feathery dill leaves will develop as the true leaves emerge.

Thinning Dill Seedlings

Thinning seedlings is the step I used to dread most, as it feels wasteful to remove perfectly good plants. However, I’ve learned that overcrowded dill produces weak stems and sparse foliage, so this step is absolutely essential for robust growth.

When seedlings reach about 2 inches tall and have developed several true leaves (the feathery ones that look like miniature versions of mature dill), it’s time to make some tough choices. I examine the seedlings carefully to identify the strongest specimens, looking for thick stems and vibrant color.

Dill Seedlings

Gently pull out the weaker seedlings from the soil, taking care not to disturb the roots of the remaining plants. This method removes unwanted seedlings without leaving cut stems behind. Alternatively, use small, sharp scissors to snip the weaker seedlings at soil level, minimizing root disturbance. Keep the strongest seedlings spaced about 2-3 inches (5-7 cm) apart, as dill is an herb that can grow relatively densely.

After thinning, I add a light layer of compost around the remaining seedlings to give them a nutrient boost as they enter their rapid growth phase.

Don’t waste those thinned seedlings – they can be used as flavorful microgreens in garnish for salads or soups!

Learn more about Growing Microgreens here.

Dill

Dill Plant Care & Ongoing Maintenance

With the foundation work complete, maintaining dill becomes relatively straightforward. The key is consistent care that mimics the herb’s natural growing conditions.

As dill plants mature, they thrive in full sun, requiring at least 6 hours of direct sunlight per day for optimal growth. In hot climates, providing partial afternoon shade can help prevent premature bolting. Dill is a cool-season herb that grows best in spring and fall, though in mild climates, it can continue growing throughout the winter. To encourage prolonged leaf production, pinch off flower buds as they appear, delaying the plant’s transition to seed.

Dill

My watering routine adjusts as plants mature:

  • Mature dill has deeper roots and can tolerate slightly drier conditions
  • I water when the top 1-2 inches of soil is dry (I stick my finger about an inch into the soil every morning – if it feels dry at that depth, it’s time to water)
  • I always water at the base of plants to keep foliage dry
  • I reduce watering slightly when flowering begins

If growing in a hot climate, using a layer of mulch can help retain soil moisture and regulate temperature.

I’ve found that dill rarely needs additional fertilizing if started in good-quality soil amended with compost. However, if growth seems slow or leaves look pale, you can apply a diluted liquid seaweed fertilizer once a month.

Harvesting Dill

The moment we’ve been waiting for – harvest time! I’ve discovered that how and when you harvest dramatically affects both yield and flavor. Proper harvesting techniques can extend your dill’s productive life significantly.

Harvesting Dill

Start harvesting when plants reach about 6-8 inches tall (15-20 cm), which typically occurs 40-45 days after planting. For the freshest flavor and highest essential oil content, harvest in the morning after the dew has dried but before the day heats up.

For regular kitchen use, I prefer these harvesting methods:

  • Snip outer leaves first, working toward the center
  • Use sharp scissors for clean cuts that don’t damage the plant
  • Take no more than one-third of the plant at once
  • Harvest from multiple plants rather than depleting a single one
Dill Harvest

For larger harvests, perhaps when making pickles or preserving dill, cut entire stems about 1-2 inches (2.5-5 cm) above the soil. As long as some foliage and the growing point remain intact, the plant will regenerate and provide additional harvests.

Fresh dill leaves have the most intense flavor just before the plant flowers. Once flowering begins, the leaves become slightly more bitter, though they remain usable. The flowers themselves are edible too – they add a mild dill flavor and beautiful yellow color to salads.

Encouraging Continuous Harvests

Dill has the potential to keep growing after harvests if properly maintained. Continue watering and trimming regularly to promote fresh growth.

To maintain a steady supply, sow new dill seeds every 2–3 weeks, ensuring that as one batch matures, another is ready to take its place.

Storage Tips for Fresh Dill

Freshly harvested dill can be used immediately or stored for later:

  • Short-term storage: Wrap sprigs in a damp paper towel and place them in a plastic bag in the refrigerator.
  • Long-term storage: Freeze chopped dill in ice cube trays with a little water, or dry the leaves for future use.
Dill Storage

Common Dill Growing Problems and Solutions

Even with attentive care, challenges can arise. Below are some of the most common dill-growing problems and effective solutions.

❌Yellow Leaves: The most common issue I’ve faced is yellowing leaves, which typically indicates a watering problem. When lower leaves start turning yellow, check the soil moisture immediately. In most cases, the culprit is overwatering, which can lead to root rot. Allow the soil to dry out more between watering and ensure adequate drainage. If the container lacks sufficient drainage holes, consider drilling additional ones.

❌Leggy, Sparse Growth: If dill appears stretched out with long stems and minimal foliage, it likely needs more light. Move the pot to a sunnier location or supplement with grow lights if growing indoors. A few weeks in better light conditions usually results in more compact, bushier growth.

❌Premature Flowering (Bolting): Dill naturally flowers quickly in hot conditions as part of its survival strategy. Once bolting begins, it cannot be reversed, and the leaves become more bitter.

To manage this natural tendency:

  • Plant new batches every 3-4 weeks during growing season
  • Harvest regularly to delay flowering
  • Provide afternoon shade during the hottest months
  • Consider heat-resistant varieties like ‘Dukat’ or ‘Bouquet’

❌Pest Problems: Dill generally has good pest resistance, but it’s not immune. I’ve occasionally battled aphids, which seem particularly attracted to the tender growth near flower heads. If aphids are spotted, spray affected plants with a solution of water and a few drops of dish soap, ensuring the undersides of leaves – especially the inner side where they often hide – are treated. For persistent infestations, introducing ladybugs to the container garden can help, as they effectively control aphid populations.

Expert Tips for Container Dill Success

After growing dill for years in various containers and conditions, I’ve developed some insider techniques that take my harvests from good to exceptional.

✅Companion Planting: I’ve experimented extensively with companion planting and discovered dill has some strong preferences about its neighbors. It grows particularly well alongside lettuce, onions and members of the cabbage family (such as broccoli, cauliflower, and kale), attracting beneficial insects that help control common cabbage pests.

However, dill should be kept away from carrots, as it can inhibit their germination if planted too close. While mature dill can attract pollinators and predatory insects that benefit carrots, it’s best to keep them separated during the early growth stages. Additionally, dill is not a good companion for tomatoes or potatoes, as compounds released by its roots may interfere with their growth.

✅Flower Benefits: While many herb growers consider flowering a disappointment, I’ve learned to appreciate dill’s yellow blooms for multiple reasons. The flowers attract beneficial insects like butterflies, hoverflies, and predatory wasps that help control garden pests. Additionally, allowing some plants to flower and set seed ensures I have a fresh supply for next season.

When collecting seeds for replanting:

  • Wait until seed heads turn brown
  • Snip whole heads and hang upside down in paper bags
  • Seeds will fall into the bag as they dry
  • Store in airtight containers in a cool, dark place
Dill Flowering

Remember: Seeds have a viability period, typically up to 3-5 years, depending on storage conditions. Before sowing saved seeds, check their germination rate using the Paper Towel Method to ensure they’re still viable

✅Flavor Enhancement: I’ve conducted side-by-side taste tests and consistently found that container-grown dill has more concentrated flavor than garden-grown specimens. This intensity likely results from slightly restricted root growth, which concentrates the essential oils that give dill its distinctive taste and aroma.

To maximize flavor development:

  • Harvest during dry weather
  • Don’t overwater before harvesting
  • Pick young, tender growth for the most delicate flavor
  • Use immediately or preserve properly to maintain taste

✅Year-Round Growing: Fresh dill can be enjoyed year-round by bringing a pot indoors before the first frost. A sunny south-facing windowsill is ideal, though indoor dill tends to be less robust than outdoor plants. However, it still provides enough fresh snippings to enhance winter dishes.

For successful indoor dill:

  • Choose compact varieties like ‘Fernleaf’ or ‘Dukat Dwarf’
  • Provide at least 4-6 hours of direct sunlight or use grow lights
  • Maintain higher humidity around plants with a pebble tray
  • Rotate pots regularly for even growth

FAQs

Can dill be grown indoors?

Yes! As long as it receives at least 4-6 hours of direct sunlight or is supplemented with grow lights.

How often should I water my dill plants?

Keep the soil moist but not soggy. Water when the top inch feels dry.

Will my dill plant regrow after cutting?

Yes! Regular harvesting encourages new growth and prolongs the plant’s lifespan.

How long does it take dill to grow from seed to harvest?

Dill typically takes 40-45 days from seeding to the first harvest. You can begin harvesting when the plant reaches 8 inches (20 cm) tall with several well-developed fronds. The full growing cycle, from seed to seed production, takes about 90 days, though leaves can be harvested throughout much of this period.

Can dill be grown indoors year-round?

Yes! Dill can be grown indoors, but it requires at least 4-6 hours of direct sunlight or 10-12 hours under grow lights. South-facing windows work best, but for better results, supplement with grow lights and maintain higher humidity using a pebble tray. Indoor dill tends to be less dense and more delicate than outdoor plants.

Why does my dill die after harvesting?

If too much of the plant is removed at once, it may not recover. Always leave at least two-thirds of the plant intact when harvesting to encourage regrowth. Additionally, dill is a biennial but is often grown as an annual, meaning it naturally completes its life cycle after flowering and setting seed.

Why does my dill flower too quickly (bolt)?

Bolting is a natural response to heat, drought, or sudden temperature fluctuations. Once flowering begins, the leaves become more bitter.

To delay bolting:

  • Keep soil consistently moist to reduce stress;
  • Provide afternoon shade in hot weather;
  • Harvest regularly to encourage leafy growth;
  • Make successive plantings every 3-4 weeks for a continuous supply.
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