When to Plant Celery: Reap a Bountiful Harvest with These 8 New Tips From Gardening Experts

When to Plant Celery

When to Plant Celery
When to Plant Celery

Have you ever wondered when is the right time to plant celery? Growing this crunchy and nutritious vegetable requires careful timing and conditions.

This article will guide you through everything from the ideal planting seasonsoil temperature requirements and tips for successful cultivation in various regions.

Read on to discover how mastering your celery garden is easier than you think!

Key Takeaways

  • The best time to plant celery in cooler regions is early spring or mid-to-late summer in warmer areas.
  • Starting celery seeds indoors 10 – 12 weeks before the last frost date helps them develop into healthy seedlings ready for transplanting.
  • Transplant celery seedlings when the soil temperature reaches at least 50°F (10°C) to ensure optimal growth.
  • Providing adequate moisture and regular fertilization are key factors for successful celery cultivation.

Best Time to Plant Celery

Are you a fan of fresh, crisp celery in your salads, soups, or stews? Then you’ll want to know the best time to plant celery!

According to The Old Farmer’s Almanac, the ideal time to plant celery is in the early spring, about two to four weeks before the last frost date.

But don’t worry if you missed that window because Tips Bulletin says you can also plant celery in the late summer or early fall for a second harvest.

And if you live in a tropical climate, Northern Nester recommends planting celery during the cooler months in your area.

So whether you’re a seasoned gardener or a beginner, now you know the best time to plant celery for a bountiful harvest of this versatile and nutritious vegetable!

celery seeds for planting
Gaea’s Blessing Seeds – Celery Seeds
How to Plant Celery

1. In cooler regions, early spring

Cold areas are significant for celery in the early spring. The seeds can take a bit of chill. It’s best to start celery seeds inside 10-12 weeks before the last frost date.

Move them outside after this period ends and once the soil is at least 50°F (10°C).

This usually happens around April or May, depending on where you live. Planting rows should be two feet apart.

Celery plants need much water as they grow, so keep your hose ready! Warm summer days can cause seedlings to die off, so be mindful.

2. In warmer areas: mid-to-late summer

In warmer areas, such as the low desert of Arizona, it’s best to plant celery in mid- to late summer.

This timing allows the celery plants to avoid extreme heat and gives them a longer growing season before the arrival of cooler temperatures.

Celery requires cool weather for about 16 weeks to fully mature and be ready for harvest.

Planting in mid-to-late summer allows you to enjoy the warm weather without risking damage from the scorching heat or frost.

Remember to start celery seeds indoors around 10-12 weeks before transplanting them into your garden when appropriate soil temperatures are around 50°F (10°C).

Factors to Consider When Planting Celery

When planting celery, there are a few important factors to consider. These include the average last frost date in your region, soil temperature, and the length of your growing season.

Celery Farming Details

3. Average last frost date

The average last frost date is an important factor to consider when planting celery. It refers to when you can expect the season’s last frost in your area.

Knowing this date helps determine when it’s safe to plant celery outdoors.

Starting celery seeds indoors 10-12 weeks before the last frost date allows them to develop into healthy seedlings ready for transplanting.

By keeping track of this information, you can ensure that your celery plants have a better chance of thriving in optimal growing conditions without being damaged by late spring frosts.

4. Soil temperature

The soil temperature is an essential factor to consider when planting celery. Celery seeds should be transplanted into the garden when the soil temperatures reach at least 50°F (10°C).

This ensures that the seeds have optimal conditions for germination and growth. To determine the soil temperature, use a soil thermometer or check with your local gardening extension office.

It is crucial to wait until the soil has warmed up sufficiently before transplanting your celery seedlings, as colder temperatures can stunt their growth.

So, monitor the soil temperature and plant celery at the right time for successful cultivation.

5. Growing season length

Celery requires a long growing season of about 16 weeks of cool weather to come to harvest.

This means you’ll need to plan and start celery seeds indoors about 10-12 weeks before the last frost date in your area.

Starting the seeds early gives them enough time to grow into seedlings before they’re transplanted outdoors.

It’s important to note that celery is typically grown as a cool-weather crop and needs those cooler temperatures for optimal growth.

So check your local climate and planting zone to determine the best time for planting celery in your garden.

Tips for Successful Celery Planting

Start celery seeds indoors 10-12 weeks before the last frost date, then transplant seedlings when soil temperatures reach 50°F (10°C).

Provide adequate moisture and regular fertilization to ensure healthy growth.

How to Grow Celery

6. Start celery seeds indoors 10-12 weeks before the last frost date

Plant celery seeds indoors 10-12 weeks before the last frost date to have a successful celery harvest.

This allows the seeds to germinate and grow into healthy seedlings before being transplanted in your garden.

Starting early gives your celery plants a head start and increases your chances of a bountiful harvest.

Ensure they have adequate sunlight, water, and fertilization to help them grow strong and healthy.

7. Transplant seedlings when soil temperatures reach 50°F (10°C)

When it’s time to transplant your celery seedlings, ensure the soil temperature reaches 50°F (10°C). This is important because celery prefers cooler temperatures for optimal growth.

So wait until the soil warms up to this temperature before moving your seedlings from indoors to the garden.

Doing so gives them the best chance of thriving and producing delicious stalks of celery.

Regular moisture and fertilization will help your celery plants grow strong and healthy. Happy gardening!

8. Provide adequate moisture and regular fertilization

To help your celery plants grow strong and healthy, it’s important to provide them with enough water and nutrients.

Celery needs a lot of water, so keep the soil consistently moist.

Water deeply, but don’t let the soil become waterlogged. Regularly check the moisture level by sticking your finger about an inch into the soil – if it feels dry, it’s time to water.

In addition to watering, fertilizing celery plants is crucial for their growth. Use a balanced fertilizer that contains nitrogen, phosphorus, and potassium.

Apply the fertilizer according to package instructions or as recommended for vegetables. This will provide the necessary nutrients for your celery plants to thrive.

Concluding Thoughts on When to Plant Celery

In cooler regions, like the low desert of Arizona, it’s best to plant celery in early spring. In warmer areas, mid-to-late summer is the ideal time.

Remember to start celery seeds indoors about 10-12 weeks before the last frost date and transplant them when the soil temperature reaches around 50°F (10°C).

Give your celery plenty of water and fertilizer for successful growth. Happy planting!

General Facts:

  1. Start celery seeds indoors 10-12 weeks before the last frost date.
  2. Transplant celery seedlings or cut off celery bases when the soil temperature is appropriate.
  3. Celery is usually started from seed planted around February 1st and then transplanted in April or early May, depending on the area.
  4. The rows of celery should be spaced at least 2 feet apart.
  5. Celery requires a long growing season of about 16 weeks of cool weather to come to harvest.
  6. Celery seeds should be sown in May or June for a fall crop.
  7. Celery seeds should be sown in September or early autumn for a winter crop.
  8. Celery plants must be watered regularly as they require a lot of water.
  9. Celery is typically grown as a cool-weather crop and is considered a hardy biennial grown annually.
  10. Sow celery seeds thinly and apply a thin layer of compost to help with germination.

Source URLs:

  1. https://growinginthegarden.com/five-tips-for-growing-celery/
  2. https://extension.usu.edu/yardandgarden/research/celery-in-the-garden
  3. https://gardenerspath.com/plants/vegetables/grow-celery/
  4. https://harvesttotable.com/how_to_grow_celery/
  5. https://www.growveg.com/guides/growing-celery-from-sowing-to-harvest/
  6. https://www.gardeningknowhow.com/edible/vegetables/celery/tips-on-how-to-grow-celery.htm
  7. https://www.rhs.org.uk/vegetables/celery/grow-your-own

FAQs About When to Plant Celery

When is the best time to plant celery?

The proper celery planting time varies. Some prefer early spring planting right after the anticipated frost, others opt for mid-to-late summer planting for a fall crop.

How do I sow celery seeds in my garden?

You can start sowing celery seeds outdoors when outdoor temperatures are steady. Growing celery stalks from seed requires careful attention and might need help from a good celery planting guide.

Can I grow celery indoors?

Yes, you can grow celery indoors! It’s not bound to zone gardening and is flexible for growing in specific climates or regions.

What should I know about transplanting celery plants?

Transplanting involves moving grown ones to accommodate more growth or prepare them for outdoor temperature conditions if they were started indoors.

What season is ideal for harvesting my planted Celery?

Typically, Celery takes quite a while before being ready for harvest; it could be as late as winter, depending on your initial Celery planting schedule and instructions followed.


Grow It In A Box is a passionate kitchen garden author who believes that everyone should have access to fresh, healthy produce grown by there own hands.

Newsletter Updates

Enter your email address below and subscribe to our newsletter

Leave a Reply

Your email address will not be published. Required fields are marked *