Can You Plant Cilantro and Basil Together? Yes!

By Robert Taylor · February 18, 2026

Yes, you can plant cilantro and basil together. Both herbs thrive under similar growing conditions, including full sun, well-drained soil, and consistent moisture, making them excellent companions in gardens or containers. However, proper spacing and attention to watering needs are essential to prevent competition and disease.

Why Cilantro and Basil Make Good Garden Companions

Cilantro (Coriandrum sativum) and basil (Ocimum basilicum) are popular culinary herbs often grown together due to their complementary growth habits and environmental preferences. When planted side by side, they benefit from shared care routines and can enhance each other's garden performance.

Shared Growing Requirements

Both prefer at least 6–8 hours of direct sunlight daily
They grow best in loamy, well-drained soil with a pH between 6.0 and 7.0
Moderate watering is ideal—neither herb tolerates soggy roots
Warm temperatures (70°F–85°F) support optimal growth

Potential Challenges When Planting Them Together

Despite compatibility, some considerations can affect success:

Different harvest timelines: Cilantro bolts quickly in heat, while basil thrives through summer.
Spacing needs: Overcrowding reduces airflow, increasing fungal risk.
Water sensitivity: Basil prefers slightly drier conditions than cilantro post-establishment.

Growing Conditions Comparison Table

Factor	Cilantro	Basil
Optimal Temperature	50°F–85°F	70°F–90°F
Sunlight Required	6–8 hours	6–8 hours
Soil pH	6.2–6.8	6.0–7.0
Water Frequency	Every 2–3 days (consistent)	Every 3–4 days (moderate)
Maturity Time	30–45 days	60–90 days
Spacing (inches)	6–8	10–12

Table data source:1, 2

The data shows cilantro and basil have overlapping but not identical needs. While both require full sun and similar soil pH, basil needs more space and slightly higher temperatures. Cilantro’s faster maturity means it may be harvested before basil reaches full size, reducing long-term competition.

Tips for Successful Co-Planting

Choose the Right Container or Bed

Use a wide planter or garden bed to accommodate basil’s broader spread. A minimum 12-inch diameter pot works for one of each herb; larger beds allow group planting.

Monitor for Bolting and Pests

Cilantro tends to bolt (go to seed) in high heat, which can reduce leaf production. Pinch off flowers early. Both plants attract beneficial insects, but watch for aphids and spider mites. Interplanting with marigolds may deter pests naturally.

Harvest Strategically

Begin harvesting cilantro leaves early to delay bolting. For basil, use the pinch-pruning method above leaf nodes to encourage bushiness. Regular harvesting benefits both herbs’ health and yield.

Frequently Asked Questions About Planting Cilantro and Basil Together

Can cilantro and basil grow in the same pot?

Yes, they can grow in the same pot if it’s large enough—at least 12 inches wide and deep—with good drainage. Ensure proper spacing (6–8 inches apart) and monitor moisture to avoid root rot.

Do cilantro and basil help each other grow?

While they don’t directly boost each other’s growth like nitrogen-fixing companions, their similar care needs reduce maintenance stress. Their aromatic foliage may also help repel certain pests.

Will basil shade out cilantro?

Basil can grow taller and bushier, potentially shading shorter cilantro plants. Position cilantro on the sun-facing side or prune basil regularly to ensure both receive adequate light.

What should I not plant with cilantro and basil?

Avoid planting cilantro near fennel (cross-pollination risk) and basil near rue or sage (growth inhibition). Also, keep heavy feeders like cucumbers away to reduce nutrient competition.

How often should I water cilantro and basil when planted together?

Water every 2–3 days during hot weather, ensuring the top inch of soil dries between sessions. Use mulch to retain moisture and avoid wetting foliage to prevent mildew.