Skip to content Skip to sidebar Skip to footer

5 Bad Companion Plants for Squash

bad companion plants for squash

Squash is a popular and versatile vegetable that can be grown in many different climates. However, not all plants are good companions for squash. In this article, we'll explore some of the bad companion plants for squash and why they should be avoided.

Why Companion Planting Matters:

What is Companion Planting?

Companion planting is the practice of growing certain plants together to benefit each other in various ways. Some plants have natural properties that repel pests or attract beneficial insects, while others may provide shade or nutrients to nearby plants.

Benefits of Companion Planting

Companion planting has several benefits, including:

  • Improved soil health and fertility
  • Reduced pest and disease problems
  • Increased crop yields
  • Better use of garden space

Bad Companion Plants for Squash:

1. Potatoes

While potatoes and squash are both members of the nightshade family, they should not be planted together. This is because potatoes can attract pests like potato beetles, which can also attack squash plants. Additionally, potatoes require more water than squash and can compete with them for resources.

2. Fennel

Fennel is another plant that should not be grown near squash. Fennel produces a chemical called anethole, which can inhibit the growth of nearby plants. In addition, fennel attracts pests like aphids and spider mites, which can harm squash plants.

3. Melons

Squash and melons are both members of the cucurbit family, so they may seem like natural companions. However, they should not be planted together because they are susceptible to many of the same pests and diseases. In addition, melons require more water than squash and can compete with them for resources.

4. Brassicas

Brassicas, such as broccoli, cabbage, and kale, should not be grown near squash because they can attract the same pests, including aphids and flea beetles. Additionally, brassicas require a lot of nitrogen, which can deplete the soil of nutrients that squash plants need.

5. Corn

Corn and squash were traditionally grown together by Native Americans in a technique called the Three Sisters. However, this method is not ideal for modern gardens because corn can shade out squash plants and compete with them for nutrients. In addition, squash borers, a common pest of squash plants, are attracted to corn.

When planning your garden, it's important to consider which plants make good companions for each other. Squash plants have specific needs and preferences, and planting them with the wrong companions can lead to poor growth and yield. By avoiding these bad companion plants for squash, you can help ensure a healthy and productive garden.


1. Can I plant zucchini and yellow squash together?

Yes, zucchini and yellow squash are both types of summer squash and can be planted together without any problems.

2. What are some good companion plants for squash?

Good companion plants for squash include beans, peas, radishes, and marigolds. These plants can help repel pests, fix nitrogen in the soil, and provide shade or support for squash plants.

3. Can I plant squash and tomatoes together?

No, squash and tomatoes are not good companions because they attract the same pests and diseases.

4. How far apart should I plant squash?

Squash plants should be spaced about 24-36 inches apart to allow for adequate air circulation and prevent overcrowding.

5. Can I grow squash in a container?

Yes, squash can be grown in a container as long as the container is at least 12 inches deep and wide. Be sure to use a well-draining potting mix and water regularly.

Post a Comment for "5 Bad Companion Plants for Squash"