Can I Plant Basil and Cilantro Together? Expert Tips

By Michael Chen · January 24, 2026

Can I Plant Basil and Cilantro Together? Yes, with Proper Planning

Yes, you can plant basil and cilantro together in the same container or garden bed, provided their growing conditions are carefully balanced. Both herbs thrive in full sun and well-draining soil, but differ in water and temperature needs. With strategic spacing, proper drainage, and attentive care, co-planting these aromatic herbs is not only possible but beneficial for pest control and space efficiency.

Why Basil and Cilantro Are Compatible Companions

Basil (Ocimum basilicum) and cilantro (Coriandrum sativum) are popular culinary herbs often grown in home gardens. Despite subtle differences in preferences, they share enough similarities to grow successfully side by side.

Shared Growth Requirements

Sunlight: Both require at least 6–8 hours of direct sunlight daily.
Soil Type: Prefer loamy, well-drained soil with a pH between 6.0 and 7.0.
Fertilizer Needs: Moderate feeders; respond well to balanced organic fertilizers.
Companion Benefits: Basil deters thrips and mosquitoes, while cilantro attracts beneficial insects like ladybugs and parasitic wasps.

Key Differences to Manage

While compatible, basil and cilantro have distinct environmental preferences that must be managed to prevent stress or bolting.

Temperature Tolerance

Cilantro prefers cooler temperatures (50–85°F) and tends to bolt quickly in heat, whereas basil thrives in warmth (70–90°F) and is frost-sensitive.

Water Requirements

Cilantro needs consistently moist soil, while basil prefers slightly drier conditions between watering. Overwatering basil can lead to root rot.

Factor	Basil	Cilantro
Optimal Temperature (°F)	70–90	50–85
Water Frequency (Summer)	Every 3–4 days	Daily (in hot climates)
Soil Moisture Preference	Moderately dry between waterings	Consistently moist
Days to Harvest (Leaves)	60–90	30–45
Spacing (inches)	12–18	6–8

Table data source:1, 2, 3

The data shows cilantro matures faster and requires closer spacing and more frequent watering than basil. Gardeners should monitor moisture closely when growing them together, especially during summer months when evaporation rates increase.

Best Practices for Planting Basil and Cilantro Together

To maximize success when planting basil and cilantro together, follow these expert tips:

Choose the Right Container or Bed

Use a wide planter (at least 12 inches deep) with excellent drainage. Position cilantro on the shadier side if grown in a container facing west, helping delay bolting.

Stagger Planting Times

Plant cilantro first in early spring; add basil after the last frost when soil warms. This extends harvest and reduces competition.

Monitor for Bolting

Cilantro bolts rapidly under heat and long daylight. Succession planting every 3 weeks ensures a continuous supply. Pinch off flower stalks early to prolong leaf production.

Harvest Strategically

Harvest cilantro leaves from the outside first, encouraging bushiness.
Pinch basil stems above leaf nodes to promote branching and prevent flowering.
Avoid removing more than one-third of foliage at once.

Frequently Asked Questions About Growing Basil and Cilantro Together

Can basil and cilantro share the same pot?

Yes, but use a large container (minimum 12-inch diameter) with good drainage. Place cilantro where it gets slightly less intense sun to reduce bolting risk. Water carefully to balance both plants’ moisture needs.

Why does my cilantro keep going to seed?

Cilantro bolts due to heat, long days, or stress. To slow bolting, grow it in partial shade, mulch the soil to retain moisture, and choose slow-bolt varieties like 'Slo-Bolt' or 'Calypso'.

Do basil and cilantro help each other grow?

They don’t directly enhance each other’s growth, but basil repels pests like aphids and spider mites, indirectly protecting cilantro. Cilantro attracts pollinators and beneficial insects that support overall garden health.

How often should I water basil and cilantro planted together?

Water when the top inch of soil feels dry. In warm weather, this may mean every 2–3 days. Prioritize even moisture without saturation—consider using a moisture meter for accuracy.

What soil mix is best for growing basil and cilantro together?

A high-quality potting mix with perlite or vermiculite for drainage works best. A blend of 60% compost, 20% peat or coconut coir, and 20% perlite provides ideal structure and nutrients for both herbs.