What Are the Best Companion Plants for Lavender?
Lavender grows best with rosemary, thyme, oregano and sage. 4 plants in our chart pair well with lavender, mostly by using space and time efficiently; none of those pairings are research-supported.
| Plant | Why | Evidence |
|---|---|---|
| RosemarySpace & timing | Rosemary and lavender both want full sun, lean soil and sharp drainage, so they share a dry herb bed without competing for water. | Practical |
| ThymeSpace & timing | Thyme and lavender both want full sun, lean soil and sharp drainage, so they share a dry herb bed without competing for water. | Practical |
| OreganoSpace & timing | Oregano and lavender both want full sun, lean soil and sharp drainage, so they share a dry herb bed without competing for water. | Practical |
| SageSpace & timing | Sage and lavender both want full sun, lean soil and sharp drainage, so they share a dry herb bed without competing for water. | Practical |
Good companion plants for lavender, strongest evidence first.
What Should You Not Plant With Lavender?
Don't plant lavender near blueberries. The conflicts come mainly from conflicting soil or water needs; none of the 1 are research-supported and the rest are practical or traditional rules.
| Plant | Why | Evidence |
|---|---|---|
| BlueberriesConflicting needs | Blueberries need acidic, moist soil around pH 4.5 to 5.5; lavender needs dry, neutral to alkaline soil. | Practical |
Plants to keep away from lavender.
Which Lavender Companion Claims Are Backed by Research?
None of the 5 lavender pairings in our data has direct research support: 5 rest on practical horticulture and none are traditional claims passed down in gardening books.
Research-supported pairings rest on documented biology: shared pathogens, pollination, nematode suppression or insects that feed on specific flowers. Practical pairings are plain logic about space, shade and timing. None of the good companions for lavender rely on folklore alone.
How Should You Plant Lavender With Companions?
Plant lavender 18 to 24 inches (45–60 cm) apart along a sunny, well-drained border or path edge, close enough for bees to move on to the vegetable beds.
Companions still need room of their own, so work out how many lavender and partner plants fit in a bed with the plant spacing calculator. Lavender is perennial, so check winter survival in your USDA hardiness zone by ZIP code before choosing a permanent spot for it and its companions.
Watering, feeding, light and harvest timing for lavender are covered in the lavender plant care guide.
Which Crops Share Companions With Lavender?
Rosemary, thyme and borage share companion plants or growing conditions with lavender, so their companion guides help plan the same bed or rotation.
- The guide to companion plants for rosemary overlaps with this one: both crops grow well with thyme, oregano and sage, and rosemary is a good companion for lavender too.
- The guide to companion plants for thyme overlaps with this one: both crops grow well with rosemary, oregano and sage, and thyme is a good companion for lavender too.
- The guide to companion plants for borage covers a crop grown in similar conditions.
To check lavender against every other plant at once, or test a whole bed plan, use the companion planting chart and garden checker.
Frequently Asked Questions
- What is the best companion plant for lavender?
- Rosemary is one of the best-supported companions for lavender. Rosemary and lavender both want full sun, lean soil and sharp drainage, so they share a dry herb bed without competing for water.
- What should you not plant with lavender?
- Avoid planting lavender near blueberries. The most important conflict is with blueberries: Blueberries need acidic, moist soil around pH 4.5 to 5.5; lavender needs dry, neutral to alkaline soil.
- Can you plant lavender and rosemary together?
- Yes, lavender and rosemary are good companions. Rosemary and lavender both want full sun, lean soil and sharp drainage, so they share a dry herb bed without competing for water.
- Does companion planting really work for lavender?
- Partly. None of the 5 lavender pairings in our data are backed by research, 5 are practical space or timing rules, and none are traditional. Flowers that feed beneficial insects and separating crops that share diseases have the strongest evidence.
Companion data: PlantoScan's own editorial compilation, written from general horticultural knowledge, plant pathology and published intercropping research. Evidence labels are our editorial judgment; results vary with climate, soil, variety and pest pressure.