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Companion Plant Finder: Best Plants to Grow Together

Use the HerbVity Companion Plant Finder to quickly search for a plant and see which companions are a good fit. Type in a vegetable, herb, flower, fruit tree, berry plant, or ornamental, and the tool will return compatible plants, the likely benefits, practical planting notes, and related HerbVity companion guides when available.

HerbVity tool

Companion Plant Finder

Type a plant name to find compatible companion plants, why they help, and the relevant HerbVity companion guide when one exists.

Supports common aliases like eggplant/aubergine, cilantro/coriander, jalapeño/jalapeno, and Brussels/brussel sprouts.
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Source and methodology notes

This tool uses the HerbVity sitemap as the internal-link backbone and combines it with conservative companion-planting principles: pollinator support, beneficial insect habitat, allium pest-confusion pairings, legumes for nitrogen cycling, living mulch/space efficiency, and care-requirement matching.

    Gardener note: companion planting is not a substitute for crop rotation, spacing, local pest monitoring, soil testing, or choosing plants that share light and water needs.

    How to use the companion plant finder

    Start by typing the plant you want to grow. For example, you can search for tomatoes, basil, carrots, roses, hydrangeas, peppers, cucumbers, or blueberries.

    Once you choose a plant, the tool will show companion options along with the main reason each pairing can work. You can also use the benefit filters to narrow the results by pollinator support, beneficial insects, pest confusion, soil support, living mulch, shade fit, care compatibility, ornamental value, and more.

    Use the Show only companions with HerbVity pages checkbox when you want results that already have a full HerbVity guide attached.

    What the results mean

    Each companion plant result includes three important details:

    1. Companion plant name — the plant that may grow well near the plant you searched.
    2. Potential benefits — the practical reason the pairing may help, such as attracting pollinators, filling space, supporting beneficial insects, matching soil needs, or adding aromatic diversity.
    3. Planting note — a quick reminder about spacing, airflow, watering, light, or how to place the companion in the bed.

    When HerbVity has a full guide for that pairing, the tool links to it so you can keep reading.

    What makes a good companion plant?

    A good companion plant is not just a plant that appears on a list. It should make sense in the real garden bed. The best pairings usually share compatible light, water, spacing, and soil needs while adding at least one useful benefit.

    Common companion planting benefits include:

    • attracting pollinators near fruiting crops
    • supporting beneficial insects with flowers or habitat
    • using aromatic herbs and alliums for plant diversity
    • covering bare soil with low-growing plants
    • pairing shallow-rooted plants with deeper-rooted crops
    • adding seasonal color around shrubs, roses, and perennials
    • matching acid-loving plants with other acid-soil companions
    • using legumes and cover crops for soil-supportive planting plans

    Companion planting works best when it is paired with good spacing, crop rotation, healthy soil, consistent watering, and regular pest monitoring.

    Popular companion planting searches

    If you are planning a vegetable garden, start with these guides:

    For herbs, flowers, and ornamentals, these are useful next steps:

    For fruiting plants and edible perennials, try these guides:

    A quick note on plants to keep separate

    Some plants are better kept apart because they compete heavily, prefer very different growing conditions, or can make bed management harder. The tool includes caution notes where they are useful, but local conditions still matter. A pairing that works in one garden may need more spacing, irrigation, pruning, or pest monitoring in another.

    For a broader overview of how companion planting works, read our full Companion Planting Guide. If you are designing an herb garden specifically, you may also like Herbs That Grow Well Together.

    Companion planting works best as a planning tool

    Use this companion plant finder as a starting point for smarter garden layout decisions. Before planting, check mature plant size, sun exposure, watering needs, soil preferences, and your local growing season. The best companion planting plan is one that supports plant health while still giving every plant enough room to grow.