Best Companion Plants for Impatiens

What to plant alongside impatiens

September 30, 2024 | 8 min read
A colourful garden bed with impatiens and companion plants

Today we want to share some insights into one of my favourite flowering plants—impatiens—and the best companion plants to grow alongside them. Impatiens are brilliant for adding a splash of colour to shaded areas, but they do best with the right companions.

Quick Answer

Companion plants like ferns, hostas, and begonias complement impatiens by enhancing their growth and beauty, especially in shaded areas.

Why Choose Companion Plants?

Companion planting is about selecting plants that support each other's growth, enhance aesthetics, and promote a healthier garden environment. For impatiens, this means choosing plants that thrive in similar conditions—partial to full shade and moist, well-drained soil.

  • Enhances garden aesthetics with complementary colours and textures
  • Improves pest resistance through natural biodiversity
  • Maximises use of space and sunlight in shaded areas

Top Companion Plants for Impatiens

Ferns

Ferns are an excellent choice for pairing with impatiens. They share a love for shaded, moist environments, which makes them ideal companions. The lush, green fronds of ferns provide a lovely contrast to the vibrant hues of impatiens.

Hostas

Hostas are another superb companion due to their broad, attractive leaves. They thrive in similar shaded conditions and offer a striking visual contrast with their various green and variegated leaf patterns.

Begonias

Begonias and impatiens make a fantastic duo, sharing similar growing conditions and blooming periods. The wide range of begonia flower colours can complement or contrast with impatiens, creating a dynamic display.

Planning and Planting

When planning your garden, consider the spacing and timing of planting. Impatiens can be planted in late spring after the last frost, usually around May in the Midlands. Ensure you provide enough space for each plant to grow without overcrowding.

Plant Spacing (cm) Best Planting Time
Impatiens 15-20 May
Ferns 30-45 Spring
Hostas 60-90 Spring
Begonias 20-30 Late Spring

Care Tips for Your Impatiens and Companions

Maintaining the health of your impatiens and their companions involves regular watering, especially during dry spells typical in the Midlands summer. Ensure the soil remains moist but well-drained to prevent root rot.

  • Water regularly, especially during dry periods
  • Apply mulch to retain soil moisture and suppress weeds
  • Fertilise with a balanced, slow-release fertiliser in the spring

Frequently Asked Questions

Can impatiens grow in full sun?

While impatiens prefer partial to full shade, some varieties can tolerate morning sun. However, they generally thrive better in shaded areas.

What pests should I watch out for?

Impatiens can be prone to aphids and spider mites. Regular inspection and natural pest control methods can help manage these issues.

How often should I water impatiens?

Impatiens need regular watering, especially in dry spells. Aim for moist, not soggy, soil to prevent root rot.

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