Swede Companion Planting Guide

What to grow alongside swede

November 09, 2025 | 8 min read
Swede plants growing in a garden alongside companion plants

Swedes, also known as rutabagas in some parts of the world, are a staple in many British gardens due to their hardiness and versatility in the kitchen. In this guide, I'll share my insights on what plants thrive alongside swede and how you can set up your garden for success.

Quick Answer

Swedes grow well with peas, beans, and nasturtiums. Avoid planting near potatoes or brassicas to prevent pest issues.

Understanding Swede Growth

Swedes prefer cooler climates, making them perfect for the UK, especially here in the Midlands. They thrive in well-drained soil with plenty of organic matter. Plant them in early spring or late summer for an autumn harvest. It's vital to keep the soil consistently moist but not waterlogged.

Best Companion Plants for Swede

Companion planting involves growing plants together that can mutually benefit each other. Here are some ideal companions for swede:

  • Peas and Beans: These legumes fix nitrogen in the soil, which is beneficial for swedes' growth.
  • Nasturtiums: These attract aphids away from swedes, acting as a natural pest control.
  • Chives and Onions: Their strong scent can deter pests that commonly affect swedes.

Plants to Avoid

While some plants are beneficial companions, others can hinder growth or attract pests.

  • Potatoes: They can compete for nutrients and attract similar pests.
  • Brassicas (like cabbage and broccoli): Swedes are part of the same family and can share diseases and pests.

Seasonal Planting Calendar

Plan your garden activities with this simple calendar:

Month Activity Notes
March-April Plant swedes Ensure soil is well-drained and not waterlogged
June Check for pests Introduce nasturtiums as a trap crop
September-October Harvest swedes Best harvested after a frost for sweetness

Practical Tips for Companion Planting

  • Rotate your crops yearly to prevent soil diseases and nutrient depletion.
  • Space swedes about 30cm apart to allow room for growth and companion plants.
  • Mulch around swedes to retain moisture and suppress weeds.

Frequently Asked Questions

Can I plant swedes in pots?

Yes, swedes can be grown in large pots with a depth of at least 30cm, ensuring adequate drainage.

What pests should I watch out for with swedes?

Common pests include cabbage root fly and aphids. Companion planting with nasturtiums can help manage these pests.

How do I know when my swedes are ready to harvest?

Swedes are ready to harvest when they are about the size of a tennis ball and the leaves start to yellow. A light frost can sweeten their flavour.

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