Best Companion Plants for Agapanthus

What to plant alongside agapanthus

January 22, 2025 | 8 min read
Beautiful agapanthus flowers in a garden setting

Agapanthus, commonly known as the African Lily, is a stunning addition to any garden with its striking blue or white flowers. As a professional gardener based in Staffordshire, I've spent many years perfecting plant pairings to make gardens truly shine. If you're looking to enhance the beauty of your agapanthus, choosing the right companion plants is key.

Quick Answer

Great companion plants for agapanthus include lavender, crocosmia, and ornamental grasses. These plants complement agapanthus beautifully and thrive in similar conditions.

Why Choose Companion Plants?

Companion planting is more than just aesthetics; it's about creating a thriving ecosystem in your garden. Some plants can enhance each other's growth, deter pests, or attract beneficial insects. In the Midlands, with its variable climate, choosing the right companions can also help manage moisture levels and maintain soil health.

Top Companion Plants for Agapanthus

Lavender

Lavender is a fantastic choice to plant alongside agapanthus. Both plants enjoy sunny spots and well-drained soil. Lavender's aromatic foliage and purple flowers provide a lovely contrast to the bold blooms of agapanthus.

  • Lavender helps repel pests naturally.
  • Both plants thrive in similar soil conditions.
  • Provides a colour contrast that enhances garden aesthetics.

Crocosmia

Crocosmia, with its fiery orange and red flowers, pairs well with agapanthus. Both plants enjoy full sun and can tolerate dry periods, making them suitable for the UK's unpredictable summer weather.

  • Crocosmia blooms at a similar time to agapanthus, extending the flowering season.
  • Its vibrant colours create a dynamic visual display.
  • Easy to care for and requires minimal maintenance.

Ornamental Grasses

Ornamental grasses add texture and movement to your garden. Their gentle sway complements the upright stems of agapanthus, creating a harmonious balance.

  • Grasses help improve soil drainage.
  • They offer a year-round structure to the garden.
  • Combine well with the bold flower heads of agapanthus.

Planting and Care Tips

When planting these companions, ensure you space them adequately. Agapanthus can grow quite large, so leave at least 30-40 cm between plants. This spacing allows for good air circulation and prevents diseases.

In Staffordshire, the best time to plant agapanthus and its companions is late spring, after the last frost has passed. This timing ensures that the plants establish well before the peak growing season.

Plant Spacing (cm) Best Planting Time
Agapanthus 30-40 Late Spring
Lavender 30-40 Spring
Crocosmia 20-30 Spring
Ornamental Grasses 50+ Spring to Early Summer

Frequently Asked Questions

Can agapanthus grow in shade?

Agapanthus prefers full sun but can tolerate partial shade. However, too much shade can reduce flowering.

How often should I water agapanthus?

Water regularly during the growing season, but allow the soil to dry out between waterings. In the Midlands, rainfall is often sufficient.

Do I need to divide agapanthus plants?

Yes, dividing agapanthus every 3-4 years can help maintain their vigour and flowering performance.

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