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Companions in the Garden: Alyssum Edition

companion planting alyssum

Companion Planting Alyssum

Companion planting is a popular gardening practice that involves pairing different plants to improve growth, health, and yield. One of the most beloved companion plants is alyssum.

Alyssum, also known as sweet alyssum, is a low-growing annual flower that produces small white or purple blooms. It's easy to grow, adds beauty to any garden, and attracts beneficial insects such as lacewings and hoverflies.

But what makes alyssum such an excellent companion plant? In this article, we'll explore the benefits of companion planting alyssum and how to incorporate it into your garden.

Benefits of Companion Planting Alyssum

1. Natural Pest Control

One of the primary benefits of companion planting alyssum is its ability to attract natural predators to your garden. The flowers produce a sweet fragrance that attracts lacewings, hoverflies, and other beneficial insects that feed on aphids, mites, and other pests.

By planting alyssum alongside your vegetables, you can reduce the need for chemical pesticides and promote a healthier, more balanced ecosystem in your garden.

2. Improved Soil Quality

Alyssum is a member of the Brassicaceae family, which includes broccoli, cabbage, and other cruciferous vegetables. These plants are known for their ability to improve soil quality by releasing natural chemicals that suppress harmful soil-borne diseases and pests.

When you companion plant alyssum with your vegetables, it can help keep your soil healthy and disease-free, leading to better yields and healthier plants.

3. Attractive Ground Cover

Alyssum is a low-growing plant that forms a beautiful ground cover in your garden. Its small blooms create a stunning contrast against the green foliage of your vegetables, adding visual appeal to your garden space.

In addition, alyssum is incredibly easy to grow and maintain. It's drought-tolerant, requires minimal fertilization or pruning, and can withstand a range of temperatures and soil conditions.

How to Companion Plant Alyssum

Now that you know the benefits of companion planting alyssum, how do you incorporate it into your garden? Here are some tips for companion planting alyssum with your vegetables:

1. Plant Alyssum Alongside Your Vegetables

The easiest way to companion plant alyssum is to sow seeds alongside your vegetables. Simply scatter a handful of alyssum seeds around the base of your vegetable plants, and lightly rake them into the soil.

Be sure to keep the soil moist until the alyssum seeds germinate, which usually takes about 7-14 days. Once the plants are established, they'll grow quickly and provide natural pest control and improved soil quality throughout the growing season.

2. Create Alyssum Borders

Another way to incorporate alyssum into your garden is to create borders around your vegetable beds. This not only adds visual interest but also attracts beneficial insects to your garden.

To create an alyssum border, sow seeds along the perimeter of your vegetable bed, spacing them about 6-12 inches apart. As the plants grow, they'll create a beautiful border and attract natural predators to your garden.

3. Interplant Alyssum with Your Vegetables

For a more diverse garden, you can also interplant alyssum with your vegetables. This is especially useful if you have limited garden space or want to maximize your yields.

To interplant alyssum with your vegetables, sow seeds in between your vegetable plants, spacing them about 6-12 inches apart. This creates a natural barrier against pests and diseases while promoting healthy soil and improved yields.

Tips for Growing Alyssum

If you're new to gardening or just ing with alyssum, here are some tips for growing this beautiful plant:

1. Choose the Right Location

Alyssum thrives in full sun but can also tolerate partial shade. Be sure to choose a location that receives at least 6 hours of direct sunlight per day for optimal growth.

2. Provide Adequate Water

Alyssum is drought-tolerant but still requires regular watering to thrive. Water your plants deeply once a week, or more frequently in hot, dry weather.

3. Fertilize Sparingly

Alyssum doesn't require much fertilizer to grow, but you can apply a balanced fertilizer once a month during the growing season to promote healthy growth.


Q1. Is alyssum an annual or perennial plant?

A: Alyssum is an annual plant, meaning it completes its life cycle within one year.

Q2. Can I alyssum indoors?

A: Yes, you can alyssum indoors 4-6 weeks before the last frost date in your area.

Q3. How often should I deadhead my alyssum plants?

A: You can deadhead your alyssum plants as often as you like to encourage more blooms.

Q4. Can I use alyssum in a hanging basket or container garden?

A: Yes, alyssum is an excellent choice for hanging baskets or container gardens due to its low-growing habit and attractive blooms.

Q5. What pests do alyssum plants attract?

A: Alyssum plants attract beneficial insects such as lacewings and hoverflies, which feed on aphids, mites, and other harmful pests.

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