If two companion plants are set side by side to complement each other, then they should grow about the same height.

For this reason, they are suitable as companion plants to tulips and the like.

Almost every widely cultivated plant of this group is a companion plant.

Almost all are adaptable and blend well with companion plants.

Tomatoes serve, or are served by, a large variety of companion plants.

Good companion plants for this one include blue salvia and red dianthus.

But check whether companion plants prefer the sunny or shady side.

Gardeners, therefore, will sometimes use companion plants to attract hoverflies.

This beneficial weed can be used as a companion plant to crops.

Flowers to please the bees act as companion plants in a vineyard.