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You can plant a wide range of herbs, vegetables, and flowers next to basil to boost its growth and flavor.
When you’re figuring out what can you plant next to basil, the goal is to find companions that share similar sunlight and watering needs.
Basil thrives in warm, well-drained soil and loves full sun, so the best neighbors are plants that enjoy the same conditions.
Planting the right things next to basil not only saves space but also helps repel pests, attract pollinators, and even improve the taste of your crops.
In this post, we’ll explore the top companions, what to avoid planting next to basil, and how to layout your garden for maximum success.
Let’s dig into the wonderful world of basil companion planting.
Why You Should Care What Can You Plant Next To Basil
Understanding what can you plant next to basil is about more than just filling empty garden beds.
Companion planting with basil creates a healthier, more productive garden ecosystem.
When you plant basil next to the right partners, you naturally reduce pest problems without harsh chemicals.
Basil’s strong aromatic oils confuse and repel many common garden pests like aphids, spider mites, and tomato hornworms.
The benefits also go the other way, as many plants can help basil by providing shade, ground cover, or attracting beneficial insects.
Knowing what can you plant next to basil helps you design a garden that works together, not against itself.
So let’s look at the specific plants that make fantastic neighbors for your basil.
1. Tomatoes Are Basil’s Best Friend
Tomatoes and basil are the classic pairing, both in the kitchen and in the garden.
You can plant basil next to tomatoes because they have identical growing requirements, full sun and regular watering.
Basil repels tomato hornworms and other pests that love to munch on tomato leaves.
Some gardeners even swear that basil improves the flavor of tomatoes when grown nearby.
Plus, basil thrives in the dappled shade that tomato plants provide during the hottest part of the day.
This pairing is a win-win for anyone asking what can you plant next to basil.
2. Peppers Love Basil Companions
Bell peppers and hot peppers are excellent choices for planting next to basil.
Peppers appreciate the same warm, sunny conditions that basil loves.
Basil acts as a living mulch, suppressing weeds and keeping the soil cool and moist around pepper roots.
The strong scent of basil also deters thrips, aphids, and spider mites that often attack pepper plants.
You can plant basil next to peppers in raised beds, containers, or traditional rows with great results.
3. Asparagus Benefits From Basil
Asparagus is a lesser-known but fantastic companion for basil.
Asparagus beetles are a major pest, and basil’s strong aroma helps keep them away.
The two plants also have complementary growth habits, with asparagus doing its thing in early spring and basil taking over in summer.
Planting basil between asparagus rows maximizes your garden space beautifully.
If you’re wondering what can you plant next to basil, asparagus is a clever, underrated answer.
Top Herbs To Plant Next To Basil
When thinking about what can you plant next to basil, don’t forget other herbs with similar needs.
Many herbs make wonderful neighbors because they share basil’s love for sun and well-drained soil.
Here are the best herb companions for basil.
1. Oregano Pairs Perfectly With Basil
Oregano and basil are both Mediterranean herbs that flourish in poor, well-drained soil.
Oregano’s low-growing habit creates a living ground cover that helps retain moisture for basil.
These two also attract beneficial pollinators like bees and butterflies to your garden.
Oregano’s strong scent further adds to the pest-repelling power of your basil patch.
2. Chives Keep Basil Healthy
Chives are another great answer to what can you plant next to basil.
Chives repel aphids and Japanese beetles, which are common basil pests.
Their purple flowers attract hoverflies and other beneficial insects that prey on harmful bugs.
Chives also grow in clumps, so they don’t compete aggressively with basil for nutrients.
You can plant basil next to chives in containers for a perfect culinary duo.
3. Parsley Is A Gentle Neighbor
Parsley and basil have similar water needs, so they get along just fine.
Parsley grows taller and can provide some afternoon shade for basil in hot climates.
The two herbs also complement each other in countless recipes.
Keep parsley from getting too dense so basil still gets plenty of airflow.
Vegetables You Can Plant Next To Basil
Beyond tomatoes and peppers, many other vegetables make great basil companions.
Let’s explore more veggies that answer the question: what can you plant next to basil?
1. Lettuce and Greens Love Basil’s Shade
You can plant basil next to leafy greens like lettuce, spinach, and arugula.
Basil’s bushy growth provides light shade that keeps these cool-season greens from bolting too quickly.
The greens, in turn, act as a living mulch, keeping the soil cool and moist for basil.
This interplanting is perfect for maximizing space in a small garden.
2. Eggplants Thrive With Basil
Eggplants are in the same family as tomatoes and peppers, so they share similar needs.
Basil repels flea beetles and other pests that commonly attack eggplant leaves.
You can plant basil next to eggplant to improve overall plant vigor and yield.
The two also look beautiful together with purple and green hues in the garden.
3. Root Vegetables Are Harmless Companions
Carrots, beets, and radishes don’t compete with basil for above-ground space.
Their underground growth means they won’t shade out your basil.
Root vegetables also help break up the soil, improving drainage for basil roots.
This is a classic example of what can you plant next to basil for a productive, space-saving garden.
Flowers That Help What Can You Plant Next To Basil
Adding flowers alongside basil isn’t just pretty, it’s incredibly functional.
Many flowers attract pollinators and beneficial insects while repelling pests.
Let’s look at the best floral neighbors for basil.
1. Marigolds Are Pest-Repelling Champions
Marigolds are the ultimate companion flower for vegetables and herbs.
Their strong scent repels nematodes, aphids, and even rabbits.
You can plant basil next to marigolds for a vibrant, pest-free garden bed.
2. Nasturtiums Trap Aphids Away From Basil
Nasturtiums act as a trap crop, luring aphids away from your basil.
These bright flowers are edible and have a peppery taste.
They also attract predatory insects like ladybugs that feast on pests.
This is one of the smartest things you can plant next to basil.
3. Chamomile Boosts Basil Essential Oils
Chamomile is known to increase the production of essential oils in nearby herbs.
That means your basil may become even more fragrant and flavorful.
Chamomile’s delicate flowers also attract hoverflies and other beneficial pollinators.
You can plant basil next to chamomile for a tea garden that benefits both plants.
What NOT To Plant Next To Basil
Just as important as what can you plant next to basil is knowing what to avoid.
Some plants can stunt basil’s growth or attract harmful pests.
Here are the worst neighbors for basil.
1. Keep Rue Far Away From Basil
Rue is a strong herb that actually inhibits the growth of basil.
It releases chemicals into the soil that slow basil’s development.
Never plant basil next to rue, as this is one of the most harmful companions.
2. Don’t Plant Basil Near Cucumbers
Cucumbers and basil don’t get along because they compete for the same nutrients aggressively.
Cucumbers also require more water, which can lead to overwatering basil.
The strong aromas of the two can confuse pollinators, reducing fruit set.
3. Avoid Fennel Next To Basil
Fennel is allelopathic, meaning it secretes chemicals that harm nearby plants.
Basil and fennel definitely don’t mix in the garden.
Keep fennel in a separate bed far away from your basil to avoid stunted growth.
So, What Can You Plant Next To Basil?
You can plant a wide range of herbs, vegetables, and flowers next to basil to boost its growth and flavor.
Tomatoes, peppers, oregano, chives, marigolds, and nasturtiums are all fantastic companions.
Just remember to avoid rue, cucumbers, and fennel for the best results.
When you plant basil next to the right partners, you create a thriving garden that’s easier to maintain.
Hope this guide helps you make the most of your basil companion planting adventure.
Happy gardening, and enjoy your lush, fragrant basil harvest.