The Colorful Plant That Will Thrive Alongside Petunias In The Garden

The Colorful Plant That Will Thrive Alongside Petunias In The Garden

Planning the layout of your garden involves a combination of plant knowledge, color choices, and creating a harmonious space. Some plant pairings can help your garden thrive while also creating a visually appealing environment. When planting petunias, you can consider adding salvia as a companion plant in your garden. This pairing is great because it not only looks stunning but also has added benefits, such as attracting pollinators and controlling pests and weeds naturally.

The tall, upright spikes of salvias, with their colorful blossoms, create a unique contrast to the low-growing, trailing petunias. This difference in form creates an interesting visual display of heights and textures. The bright flowers of both plants add a pop of color to your garden, and you can choose complementary or opposite shades for each plant. Salvia flowers come in red, purple, pink, and white, while petunias are available in a wide range of colors, including bi-colored and tri-colored options. This variety of colors can help prevent your garden from looking dull or monotonous.

Petunias and salvias provide mutual benefits

Hummingbird flying near salvia plant

Dan Kitwood/Getty Images

Beyond their visual appeal, salvia and petunias offer a supportive partnership. In fact, the partnership between salvia and petunias is a testament to the benefits of companion planting since they each bring their own strengths to the gardens, which often complement each other. Salvias, with their aromatic foliage, act as natural pest deterrents, protecting both themselves and their petunia companions from unwanted pests. Petunias, in turn, act as ground covers, helping retain moisture and suppress weeds around the salvia’s base, promoting healthy growth for both. Additionally, they both plants bring pollinators to your yard, which benefits not only both of these plants but all the plants in your yard.

Getting your salvia and petunia started in your garden is simple. Choose a sunny location with well-drained soil, dig holes according to individual plant sizes, and then pat them well in their new garden spots. Provide regular watering, especially during the initial weeks, and occasionally remove any dead flowers to keep them thriving throughout the season.

Caring for petunias and salvias

Planting petunias in garden bed


Both salvia and petunias require minimal care. Among the things you should know before planting petunias is that they are resistant plants and need basic care to bloom, including watering once a week and fertilizer once a month. Their colorful flowers may need a little sprucing up by mid to end of summer if they get leggy. Similarly, salvias don’t require any extra care beyond being planted in well-draining soil and being left under a full sun. They don’t require much fertilizer, are drought-resistant, and need basic watering. Amazingly, these hardy plants can grow up to 5 or 6 feet in one season and 1 to 4 feet wide.

One of the greatest strengths of this partnership is its extended blooming season. Both salvia and petunias grace the garden with their stunning flowers from spring all the way until frost. This provides a continuous display of color in your garden throughout the warmer months. It also prevents those dreaded periods of bare patches, keeping your garden vibrant and inviting.

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Dr Heidi Parkes

By Dr Heidi Parkes

Senior Information Extension Officer QLD Dept of Agriculture & Fisheries.