Can You Plant Cucumbers And Tomatoes Together?

When planning your garden, you might wonder if certain vegetables like cucumbers and tomatoes can be planted together to save resources.

Well, you're in luck because cucumbers and tomatoes make great garden companions!

These two popular garden plants can not only coexist but actually thrive together, benefiting each other in various ways.

Both plants have similar growing needs when it comes to sunlight, soil conditions, and watering, making them compatible neighbors in your garden.

In this article, we'll explore the ways in which these plants can benefit from each other's company and how to properly plant them together.

Tomatoes slowly getting ripe, Can You Plant Cucumbers And Tomatoes Together?

Tomatoes slowly getting ripe, Can You Plant Cucumbers And Tomatoes Together?

Tomatoes slowly getting ripe, Can You Plant Cucumbers And Tomatoes Together?

Tomatoes slowly getting ripe, Can You Plant Cucumbers And Tomatoes Together?

Cucumbers and Tomatoes as Companion Plants?

Both cucumbers and tomatoes have similar growing needs when it comes to sunlight, soil conditions, and watering.

By planting them together, you can make the most of your garden space and provide mutual support for their growth.

Up close photo of a Cucumber vine at the backyard garden

The close proximity of these plants can make it harder for pests to adapt to their defenses as well as provide food and shelter for beneficial insects.

With proper planting techniques and care for their individual growth habits, you'll see that cucumbers and tomatoes can indeed be successful garden companions.

Watch this video below showing that cucumber and tomato companion planting really works! Check out the bountiful harvest!

Companion Planting and its Benefits

Can you plant cucumbers and tomatoes together? The answer is yes.

Companion planting is a gardening technique where you plant different crops in proximity to one another to maximize their benefits.

These benefits include increasing yield, suppressing weeds, enhancing flavor, and keeping pests at bay.

Cucumbers and tomatoes can be great companions in your garden, as they both hold mutual benefits for one another.

Some of the benefits of companion planting include:

Increased yield

Attracting pollinators helps in increasing the yield of your plants.

By planting cucumbers and tomatoes together, you create a diversified planting environment that attracts more pollinators to your garden.

Weed Suppression

Planting certain crops together helps in suppressing weeds by utilizing available space effectively.

This also increases plant competition for sunlight, water, and nutrients, hence keeping weeds at bay.

Flavor Enhancement

Some plants, when grown together, can enhance the flavor of one another.

For example, growing basil next to tomatoes can improve their flavor, whereas planting aromatic herbs like sage and peppermint near cucumbers might not be a good idea.

Pest and Disease Management

Companion plants can help in naturally repelling insects and deterring certain diseases.

In the case of cucumbers and tomatoes, they have a symbiotic relationship where they make it difficult for pests to adapt to their defense mechanisms, thereby protecting each other.

To make the most out of this companion planting technique, here are a few tips:

  • Ensure your garden has an ample amount of sunlight, as both cucumbers and tomatoes love the sun.
  • Provide support structures for your plants, like a trellis or stakes, as both cucumbers and tomatoes are climbing plants.
  • Keep an eye on moisture levels, as cucumbers require consistent moisture, whereas tomatoes can thrive in slightly drier soil.
  • Maintain a healthy balance between the two plants by giving them enough space to grow and not overcrowd one another.

By keeping these tips in mind and understanding the benefits of companion planting, you can successfully grow cucumbers and tomatoes together, boosting your garden's productivity and overall health. 

Growing Needs of Cucumbers and Tomatoes

Fresh harvested cucumbers in small plastic crates

If you're a gardening enthusiast, it's beneficial to know about the growing needs of cucumbers and tomatoes.


Both cucumbers and tomatoes thrive in well-draining soil with a pH of 5.8 to 6.5.

You can test your soil pH using a soil test kit and amend it with appropriate soil conditioners like lime, sulfur, or organic matter if needed.

Good soil preparation is essential for a successful harvest.

See this complete soil test kit on Amazon.


A well-balanced fertilizer is vital for the healthy growth of cucumbers and tomatoes.

Choose a fertilizer high in phosphorus and potassium, such as 5-10-10, and apply it to your soil following the manufacturer's instructions.

Both plants benefit from additional organic matter, like compost and well-rotted manure, which can be mixed into the soil before planting.

Choose a good quality 5-10-10 fertilizer like the Lilly Miller on Amazon.


Consistent and deep watering is crucial for both cucumbers and tomatoes, as it helps their fruit develop properly.

Make sure that you water the base of the plants, avoiding the foliage, to prevent the spread of diseases.

A drip irrigation system or soaker hose can be an efficient way to provide the necessary water without wetting the leaves.


These two warm-season crops love the sun! Ensure that your garden location provides them with at least 6 to 8 hours of direct sunlight per day. Good sunlight exposure will promote healthy growth and fruit development.

Air Circulation

Proper air circulation is essential for preventing diseases and maintaining plant health, especially in a garden with cucumbers and tomatoes grown together.

Ensure that there is sufficient space between the plants, and consider using stakes, cages, or trellises to improve air movement while supporting their growth.

Read more about the benefits of staking your plants here: Do You Need To Stake Cucumbers? Essential Tips For Better Yield

Can You Overwater Tomatoes and Cucumbers?

Yes, both tomatoes and cucumbers can be overwatered, which can lead to problems such as nutrient deficiency, suffocation, and root rot.

Tomatoes are particularly susceptible to problems due to poor watering, and a condition called "blossom end rot" can occur due to a calcium deficiency that is usually the result of inconsistent watering.

To avoid overwatering, it is recommended to provide tomatoes and cucumbers with 1-2 inches of water per week and to use the deep watering method to encourage a stronger root system

In case this happens to you, read here for a possible remedy: Don’t Let Blossom End Rot Ruin Your Tomato Crop: Tips and Tricks for a Healthy Harvest

Ready to Try Companion Planting?

Companion planting is a fantastic way to get the most out of your garden, and planting cucumbers and tomatoes together is a perfect example of this.

By taking advantage of their similar growing habits, you can save space and increase your yield.

Not only that, but companion planting can also improve the overall health of your garden by attracting beneficial insects and repelling harmful ones.

Ripe tomatoes at the backyard garden

With a little bit of planning and consideration for each plant's nutritional needs, you can create a thriving ecosystem in your garden that will reward you with a bountiful harvest.

So why not give companion planting a try and see the difference it can make in your garden?

Thank you very much for reading through!

And while we have your attention, do check out these articles on caring for tomatoes and cucumbers:

Do You Need To Stake Cucumbers? Essential Tips For Better Yield

How To Replenish Soil After Tomatoes [Inc. Amending Soil Or What To Plant]

Tomatoes slowly getting ripe, Can You Plant Cucumbers And Tomatoes Together?

Tomatoes slowly getting ripe, Can You Plant Cucumbers And Tomatoes Together?

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