10 Best (and 5 Worst) Companion Plants for Peas

companion plants for peas

I’ve always felt that gardening is more than just planting seeds and watching them grow; it involves understanding the relationships between different plants and how they can benefit each other. One of the key strategies used by seasoned gardeners to maximize the health and productivity of their garden is called companion planting.

Selecting the best Peas companion plants is key to a productive garden. Knowing what to plant next to Peas and what to plant between Peas can protect your crops from pests and diseases. Consider plants that protect Peas to maintain a healthy and thriving garden.

What is Companion Planting?

This gardening technique, known as companion planting, involves the careful placement of complementary plants to boost each other’s health and productivity, and to naturally control pest populations.

when to plant


Best Companion Plants For Peas

I’m here to walk you through everything you need to know about companion planting. From personal experience, I’ve seen how it can boost garden health and productivity, and I can’t wait to share these secrets with you

  1. Marigolds

    I’ve found that planting marigolds alongside my peas has been incredibly beneficial. The marigolds attract beneficial insects that help control pests that can damage the pea plants. Additionally, the marigolds provide some shade for the peas, helping to keep them cool during hot summer days.

  2. Radishes

    gardening for beginnersOver the years, I have found that planting radishes with peas has been a great move. The radishes help to deter pests that often target peas, such as aphids and beetles. Additionally, the radishes act as a natural weed suppressant, keeping the area around the peas clear and allowing them to thrive. Lastly, the radishes have shallow roots that help to loosen the soil, creating a better environment for the peas to grow and absorb nutrients.

  3. Beans

    I first learned about this from an old farmer who told me that planting peas alongside beans can help support the beans as they grow. I’ve found that the peas provide a natural trellis for the beans to climb, making it easier for them to reach sunlight and grow strong. Additionally, the peas can also help fix nitrogen in the soil, which can benefit the beans and improve their overall health.

  4. Cucumbers

    Over time I figured out through trial and error that planting peas alongside cucumbers is a great idea. I found that peas help to improve the soil quality by fixing nitrogen, which is beneficial for the growth of cucumbers. Additionally, the dense foliage of peas helps to provide shade and keep the soil cool, which is ideal for heat-sensitive cucumber plants.

  5. Corn

    This is a pretty common pairing – I’ve found that planting peas near corn helps support the corn stalks as they grow. Plus, the peas also help fix nitrogen in the soil, which benefits the corn plants.

  6. Potatoes

    This one comes from the book Carrots love Tomatoes, and I can tell you from personal experience that planting peas alongside potatoes has been a game-changer for my garden. The peas help to fix nitrogen in the soil, which benefits the potatoes and helps them grow healthier and more abundant. Plus, the tall, climbing nature of the peas provides natural shade for the potato plants, creating a more harmonious and productive growing environment.

  7. Lettuce

    This was a tip from a reader: I have found that planting peas by my lettuce has been a great companion planting strategy in my garden. The peas provide a natural trellis for the lettuce to climb, which helps to keep the lettuce leaves off the ground and prevents them from getting dirty or damaged. Additionally, the nitrogen-fixing properties of peas help to enrich the soil, providing the lettuce with the nutrients it needs to thrive.

  8. Spinach

    monthly gardening guideI’ve found that planting peas close to spinach has been a great companion for my spinach plants. Peas help to improve the soil quality by fixing nitrogen, which is beneficial for spinach’s growth. Additionally, the tall and climbing nature of peas provides some shade for the spinach, protecting it from excessive sunlight and heat.

  9. Tomatoes

    Another tip is to plant peas near tomatoes. I have found that peas help support tomato growth by providing just enough shade. Additionally, peas fix nitrogen in the soil, which can benefit tomato plants’ overall health and productivity.

  10. Onions

    I’ve found that planting onions alongside peas has been a good call. The onions help deter pests that often attack peas, keeping them healthy and thriving. Additionally, the strong scent of onions can mask the scent of peas, making it harder for pests to locate them. Overall, I’ve had great success with this companion planting combination in my own garden.

how to set up a garden


What Not To Plant With Peas

Just like there are plants that play well together, there are others that don’t get along. Here are some plants that you’re going to want to avoid putting into close proximity to each other. Most of these aren’t the end of the world if it happens, we only have so much garden space after all, but where it makes sense, keep these in mind.

NOTE: You’ll notice some of these plants might also be a companion plant listed above. With each pairing there are benefits and drawbacks, so I’ve listed drawbacks here if any exist.
  1. Onions

    This point is highly debated but I’ve heard that planting peas next to onions negatively impacts the growth of peas. Plus, the strong smell of onions can attract pests that can damage the pea plants.

  2. Garlic

    This one came from my neighbor, and I’ve noticed that planting peas near garlic negatively impacts the growth of the garlic. I’ve seen that the garlic plants become stunted and produce smaller bulbs when planted near peas.

  3. Shallots

    This also came from Carrots Love Tomatoes. Peas negatively impact Shallots because they release a substance that inhibits the growth of Shallots.

  4. Chives

    Another one I’ve heard around is that chives negatively impact peas by inhibiting their growth and development. This is because chives release chemicals that can stunt the growth of nearby plants, including peas.

  5. Leeks

    I’ve heard mixed things about this, but peas can negatively impact leeks by competing for nutrients and sunlight, potentially stunting their growth.

how to prepare soil for vegetable garden


What Should You Plant Near Peas

In addition to the list below, there are some common plants you likely already have in your garden that I thought you might want to know. These veggies make up much of my garden, so here is what you need to know about companion planting them with Peas.

lettuce as a companion plant

Lettuce and Peas Companion Planting

Yes, peas are a good companion plant for lettuce in a vegetable garden. They help improve soil fertility by fixing nitrogen, which benefits lettuce growth. Additionally, peas provide shade for lettuce, helping to keep it cool during hot weather.

carrots as a companion plant

Carrots and Peas Companion Planting

Yes, peas are a good companion plant for carrots in a vegetable garden. They help improve soil fertility by fixing nitrogen, which benefits the carrots. Additionally, peas provide some shade for the carrots, helping to keep the soil cool and moist.

beans as a companion plant

Beans and Peas Companion Planting

Peas are a good companion plant for beans in a vegetable garden. They are nitrogen-fixing plants, which means they help enrich the soil with nitrogen that beans need to thrive. Additionally, peas can provide shade for the beans, helping to keep the soil cool and moist.

tomatoes as a companion plant

Tomatoes and Peas Companion Planting

Yes, peas are a good companion plant for tomatoes. They help improve soil fertility by fixing nitrogen, which benefits the tomatoes. Additionally, peas provide shade for the tomato plants, helping to prevent sunscald.

cucumbers as a companion plant

Cucumbers and Peas Companion Planting

Yes, peas are a good companion plant for cucumbers in a vegetable garden. They help improve soil fertility by fixing nitrogen and providing shade for the cucumber plants, and their climbing habit allows them to grow vertically, saving space in the garden.

zucchini as a companion plant

Zucchini and Peas Companion Planting

Yes, peas are a good companion plant for zucchini in a vegetable garden. They help improve soil fertility by fixing nitrogen, which benefits zucchini plants. Additionally, peas provide shade to the zucchini plants, helping to keep the soil cool and moist.

peppers as a companion plant

Peppers and Peas Companion Planting

Yes, peas are a good companion plant for peppers in a vegetable garden. Peas help to fix nitrogen in the soil, which can benefit pepper growth. Additionally, peas can provide some shade and support for the pepper plants as they grow.

radishes as a companion plant

Radishes and Peas Companion Planting

Yes, peas are a good companion plant for radishes. They help deter pests like aphids and provide shade for radishes, which prefer cooler temperatures. Additionally, peas enrich the soil with nitrogen, benefiting the growth of radishes.

squash as a companion plant

Squash and Peas Companion Planting

Peas are a good companion plant for summer squash in a vegetable garden. They help to fix nitrogen in the soil, which benefits the squash, and their tall vines can provide shade and support for the squash plants. Additionally, peas can be harvested early in the season, leaving room for the squash to spread out as they grow.

onions as a companion plant

Onions and Peas Companion Planting

Yes, peas are a good companion plant for onions in a vegetable garden. They help deter pests that commonly affect onions, such as onion flies and onion maggots. Additionally, peas are nitrogen-fixing plants, which means they enrich the soil with nitrogen, benefiting the growth of onions.


Tips For Companion Planting With Peas

  • Incorporate flowering plants among your Peas can provide nectar and pollen throughout the growing season to keep pollinators in your garden longer.
  • Plant a few Peas each week of your planting season so you have some ready to harvest each week instead of all at once. This will make it so you can eat what is ready without going to waste or having too many at once.
  • Plan your garden so that different plants bloom consecutively alongside Peas, providing continuous attraction for beneficial insects and maintaining a balanced ecosystem throughout the growing season.
  • When companion planting Peas, pair tall plants that provide shade with lower-growing, shade-tolerant plants to make the most efficient use of space and light.
  • Plant legumes such as peas and beans near plants that require a lot of nitrogen. Legumes fix nitrogen in the soil, enriching it for plants that are heavy feeders.

guide for companion planting


Your Turn!

  • What have you learned about companion planting for Peas?

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