The Best Companion Plants for Roses in Pots

Roses are often thought of as the beauty queens of the flower garden, but these lovely blooms get along with others and don’t mind sharing the spotlight. When it comes to combining roses with other plants, there are many that make great costars. Some offer a welcome contrast in color, texture, and form. Others are beneficial to rose health by warding off pests and attracting beneficial insects. There are also a lot of plants that look great when roses aren’t in bloom because they have bright flowers and leaves that fill in the gaps.

When choosing plants to grow with roses, the most important thing to keep in mind is that they should need the same amount of water, fertilizer, soil, and sun. Also look for well-behaved plants that won’t aggressively compete with your roses or detract from their beauty. Even considering these constraints, that still leaves you with a long list of potential rose-friendly companions. Here are some of our favorites, along with some plants that you should not put in your rose garden.

Growing roses in containers is a great way to enjoy these beautiful flowers even if you don’t have space for an in-ground rose garden With the right companion plants, potted roses can be an attractive focal point on your patio, deck or balcony

When pairing companion plants with container roses, choose varieties that have similar needs in terms of sunlight, water and fertilizer Compact annuals, perennials and herbs with brightly colored flowers or foliage that complement your roses are ideal You’ll also want plants that attract pollinators like bees and butterflies but deter common rose pests.

Here are some of the best companion plants for roses in pots:

Annuals

Sweet Alyssum – These low-growing annuals have clusters of tiny, fragrant white or pink flowers that bloom all season long. They help suppress weeds and look beautiful spilling over the edges of containers.

Superbells Calibrachoa – Also called million bells these colorful trailing plants bloom prolifically in shades of blue purple, red and yellow. Deadhead to encourage more flowers.

Angelonia – Heat and drought tolerant, these “summer snapdragons” produce spiky flowers in white, pink, purple or blue from spring until fall. Good for hot climates.

Verbena – Available in upright and trailing types, verbenas have clusters of small flowers in vibrant colors. Trailing verbenas make great spillers in mixed containers.

Marigolds – Cheerful marigolds bloom abundantly in yellow, orange, red and white. Some varieties have a strong scent that deters rabbits and other pests.

Perennials and Herbs

Catmint – With aromatic gray-green foliage and blue or white flowers, catmint repels aphids, rabbits and deer. It blooms for weeks in summer. Choose compact varieties like ‘Walker’s Low’.

Salvia – Also called sage, salvia has spiky flowers that attract hummingbirds and butterflies. Combine with roses in blue, purple, red, pink or white. Prefers full sun.

Lavender – The scent of lavender flowers and foliage helps deter pests. It looks beautiful with pink or white roses. Needs good drainage.

Oregano – This culinary herb has pink or white flowers and a pungent scent that repels aphids and other insects. Let some go to flower.

Chives – The purple flowers are edible and help attract pollinators. Like other alliums, chives help deter pests. Cut back regularly to prevent self-seeding.

Thyme – Another edible herb, thyme has flowers in white, purple or pink that bees love. The fragrant leaves fend off aphids, whiteflies and other pests.

Care Tips

  • Use containers at least 12-16 inches wide and deep to provide room for rose roots.

  • Make sure containers have drainage holes to prevent soggy soil.

  • Use a good quality potting mix for container roses. they need soil that drains well.

  • Fertilize regularly with a balanced fertilizer to encourage blooms.

  • Water when the top inch of soil is dry. Don’t let pots completely dry out.

  • Place containers in full sun (at least 6 hours per day).

  • Prune roses and companion plants as needed to keep them tidy.

Good Companion Plant Combinations

  • Trailing verbena, sweet alyssum and calibrachoa around the edges of a pot with an upright rose in the center.

  • Rose with catmint and sage – the colors and textures complement each other nicely.

  • Lavender and thyme planted around the base of a rose.

  • Marigolds and oregano paired with roses to help repel pests.

  • Rose with purple salvia and yellow coreopsis for contrast.

  • White roses with blue or purple companion plants like salvia, catmint or verbena.

With the right selection and care, it’s easy to create beautiful container rose gardens that will flourish all season long. Be sure to choose compact plants suited to containers and pay close attention to soil, sunlight and watering needs. Then sit back and enjoy the lovely combination of roses and companion plants!

ANGELONIA (Angelonia spp. and hybrids)

Full sun Height and width: 1 to 3 feet tall and 1 to 2 feet wide Bloom time: late spring to fall

This annual flower, which is also called summer snapdragon, blooms all summer long and has spires of colorful flowers that stand out between rose blooms. The flowers can also handle heat and do well in full sun, which makes them a great choice for places that are warmer. Learn more about growing angelonia flowers.

Photo by: Proven Winners

It needs full sun and should be 4 to 10 inches tall and 10 to 48 inches wide. It should bloom from planting time until frost.

These tiny flowers, which look a lot like petunias and are also called “million bells,” come in many colors and patterns. They trail down, which makes them a good choice for filling in between taller shrub roses. Like roses, they needed to be fertilized regularly to keep them in bloom. Learn more about growing calibrachoa plants.

Photo by: Proven Winners

Plants that get full sun grow 6 to 12 inches tall and 1 to 3 feet wide. They bloom from spring to fall.

With its small flower clusters in bright colors, verbena is a lovely plant to grow with all kinds of roses and a good way to hide their bare lower branches. Varieties that bloom in shades of blue and purple partner beautifully with yellow, pink, and white roses. Learn more about growing verbena.

SWEET ALYSSUM (Lobularia maritima)

Plants that get full sun grow 4 to 10 inches tall and 10 to 48 inches wide. They bloom from spring until the first hard frost.

Small honey-scented flowers in soft shades of white, pink, rose, and lavender make a pretty carpet of flowers around the base of roses and fill the air with a delicious scent. Unlike sweet alyssums of the past, newer hybrids bloom nonstop and need no deadheading. Learn more about growing sweet alyssum.

Photo by: Proven Winners

7 Rose Companion Plants For A Healthy And Beautiful Rose Cottage Garden

FAQ

What can I plant with container roses?

Good rose companions are those that hide their bare legs. Traditionally, lavender (Lavandula), catmint (Nepeta), and tall growing pinks (Dianthus) all make good partners.

What should you not plant next to roses?

Avoid plant companions with extensive root systems, such as large shrubs, that will deplete the soil of the resources your roses need to stay healthy. Roses, like many plants, won’t flourish if they have to compete for water and nutrients.

What is the best underplant for roses?

Nepeta and hardy geraniums are frequently used to underplant roses, their varied colours and form making attractive combinations, but there is another group of plants which is becoming increasingly popular in this situation. Salvias, or sages, have a distinct advantage in that they help control blackspot.

Do roses in pots like full sun?

Container cultivation Roses love sunshine and should receive sun for at least half the day. However it is important that container-grown plants do not dry out or they will become prone to powdery mildew. If possible position the container so that it is shaded for part of the day, leaving the plant itself in full sun.

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