Good & Bad Roma Tomato Companion Plants
You think about growing roma tomatoes in your garden or on your balcony but are not sure what plants to grow next to them? Great! This article will be exactly for you since I show you the best and worst roma tomato companion plants in the following chapters.
Why do I need Companion Plants to grow Roma Tomatoes?
While there are several factors that will determine the level of success of your tomato growth project, one important factor is using the right companion plants for your roma tomatoes.
Companion plants can improve the growth behavior as well as the yield of your roma tomatoes since they can attract pollinators, loosen the soil, keep away pests and can also provide shade to your tomato plants.
While planting the right companion plants next to your roma tomatoes can have those positive effects, the opposite is true for other plants that could rather harm the growth behavior of your roma tomatoes.
Thus, it is crucial that you have a look at the following tables to identify the best companion plants for your roma tomatoes and to avoid plants that may rather be bad for them.
Good Roma Tomato Companion Plants
| Companion Plant | Why is it good? |
|---|---|
| Carrots | Loosen the soil. |
| Marigolds | Deters nematodes. |
| Garlic | Keep away spider mites. |
| Onions | Keep away pests from your roma tomatoes. |
| Celery | Loosens the soil and attracts helpful insects. |
| Peppers | Help to keep away pests. |
| Melons | Loosen the soil. |
| Parsley | Attracts hoverflies. |
| Borage | Improves the flavor of your tomatoes. |
| Basil | Repels spider mites and aphids. |
| Nasturtiums | Attract pollinators. |
| Chives | Deters pests. |
| Asparagus | Loosens the soil. |
| Beans | Can provide shade to your roma tomatoes. |
| Amaranth | Keeps away pests. |
| Lemon Balm | Can improve the flavor of your tomatoes. |
| Lettuce | Covers the soil and preserves moisture. |
| Mint | Can improve the flavor of your tomatoes. |
Bad Roma Tomato Companion Plants
| Companion Plant | Why is it bad? |
|---|---|
| Corn | Attracts pests. |
| Dill | Can slow down the growth of your tomatoes. |
| Rutabaga | Attracts harmful bugs and caterpillars. |
| Kale | Take away nutrients from your roma tomatoes. |
| Cabbage | Take away nutrients from your roma tomatoes. |
| Turnips | Take away space in the soil. |
| Collard Greens | Take away nutrients from your roma tomatoes. |
| Cauliflowers | Take away nutrients from your roma tomatoes. |
| Brussels Sprouts | Take away nutrients from your roma tomatoes. |
| Broccoli | Take away nutrients from your roma tomatoes. |
| Fennel | Can slow down the growth of your tomato plants. |
| Walnut | Can slow down the growth of your tomato plants. |
| Eggplant | Can emit harmful substances to the soil. |
| Potatoes | Can emit harmful substances to the soil. |
Best & Worst Roma Tomatoes Companion Plants – Summary
| Best Companion Plants | Worst Companion Plants |
|---|---|
| Chives | Turnips |
| Asparagus | Cabbage |
| Amaranth | Kale |
| Lemon Balm | Rutabaga |
| Lettuce | Corn |
| Mint | Dill |
| Beans | Brussels Sprouts |
| Basil | Cauliflowers |
| Borage | Broccoli |
| Peppers | Walnut |
| Nasturtiums | Potatoes |
| Parsley | Eggplants |
| Melons | Fennel |
| Marigolds | |
| Garlic | |
| Celery | |
| Onions | |
| Carrots |
What should you plant with Roma Tomatoes?
Good companion plants for roma tomatoes are onions, garlic, carrots, celery, melons, parsley, marigolds, nasturtiums, borage, basil, peppers, mint, lettuce, beans, lemon balm, amaranth, asparagus and chives.
You should not plant roma tomatoes with plants of the cabbage family, eggplants, potatoes, walnut, corn, dill, turnips or fennel.
If you want to get more information on growing roma tomatoes in general, make sure to check out my grower’s guide that shows you how to grow roma tomatoes from seed to harvest.
About the Author
My name is Andreas and I’m really passionate about our environment and also about growing plants. In fact, I have grown several different plants over many years. I love to see my plants grow and also always try new things to improve my overall conditions at home.
In my blog posts, I want to share my experiences with you so that you can become successful in growing various different plants and improving your home as well, even though you might still be a beginner right now.
