Companion planting broccoli can boost your harvest and keep pests away.

Over time, as the legumes roots decay, they release much-needed nitrogen into the soil.

Alliums can even help keep deer out of your garden when planted around the edges of your beds.

Broccoli and Purple Flowers in garden

Credit: Ed Gohlich

Sincebeetshappen to have low calcium needs, they wont compete with your broccoli for nutrients.

Celery

Cabbage worms can spell disaster for many brassica plants, including broccoli.

Chamomile flowers willattract pollinatorsand beneficial insects like predatory wasps to your garden.

‘New York White’ garlic in wicker basket

Credit:Marty Baldwin

Lured in by your dill plants, predatory wasps can hunt cabbage loopers and help protect your broccoli plants.

Lettuce

Another cool-weather vegetable, lettuce will often bolt when temperatures start to rise.

Lettuce and broccolihave similar watering needs, so growing these two plants together makes sense.

beet plant

Credit:Kindra Clineff

However, if you provide plenty of fertilizer, these plants will grow well together.

Rhubarb

Rhubarb is a large plant, so its rarely used as a companion in vegetable gardens.

Rhubarb and broccoli have similar growing needs, and rhubarb appears torepel whiteflies, which can damage broccoli leaves.

celery plant

Credit:Marty Baldwin

Rosemary

Rick Taylor

Another top broccoli companion plant isrosemary.

This herb’s strong aroma can keep a number of pests away.

When planted near your broccoli, rosemary helps repel cabbage moths and some beetles.

german chamomile matricaria recutita annual

Credit: Dean Schoeppner

You may want tokeep your rosemary in potsthough, because it prefers drier soil than broccoli.

Companion Planting & Botanical Pesticides: Concepts & Resources.

The National Center for Appropriate Technologys ATTRA Sustainable Agriculture program.

long island mammoth dill anethum graveolens

Credit: Marty Baldwin

Practice the good neighbor policy in the garden: Try companion planting.

Oregon State University Extension Service.

West Virginia University Extension.

drip irrigation system with lettuce

Credit: Helen Norman

“Planting Deer Resistant Bulbs.”

Clemson Cooperative Extension Home & Garden Information Center.

potatoes in wheelbarrow

Credit: Marty Baldwin

Better Homes & Gardens

Credit: Brie Passano

Rosemary Rosmarinus officinalis

Credit:Rick Taylor

Spinach Spinacia oleracea

Credit:Scott Little