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Supertunia Silver: The Ultimate Guide to Growing and Caring for These Stunning Plants


supertunia silver
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Supertunia Silver is a beautiful plant that has become increasingly popular among gardeners in recent years. With its stunning silver foliage and delicate blooms, Supertunia Silver is an excellent choice for adding color and texture to any garden or landscape. In this article, we'll take a closer look at this amazing plant and provide you with all the information you need to grow and care for it successfully.

What is Supertunia Silver?

Supertunia Silver is a type of petunia that is known for its silvery-white foliage and delicate pink flowers. It's a hybrid plant that was developed by Proven Winners, a company that specializes in breeding high-quality plants for home gardeners. Supertunia Silver is a low-maintenance plant that's easy to grow and care for, making it an ideal choice for beginners and experienced gardeners alike.

Benefits of Growing Supertunia Silver

There are many benefits to growing Supertunia Silver in your garden or landscape. Here are just a few:

1. Beautiful Foliage

Supertunia Silver is prized for its stunning silvery-white foliage, which adds a touch of elegance and sophistication to any garden or landscape. The leaves are slightly fuzzy to the touch, which gives them a unique texture.

2. Delicate Blooms

While the foliage is certainly eye-catching, Supertunia Silver also produces delicate pink blooms that add a pop of color to any setting. The flowers are relatively small, but they're prolific and long-lasting.

3. Low Maintenance

Supertunia Silver is a hardy plant that requires minimal maintenance. It's tolerant of a wide range of growing conditions and can thrive in both full sun and partial shade. Additionally, it's resistant to many common pests and diseases, so you won't have to worry about spraying it with chemicals.

4. Versatile

Supertunia Silver is a versatile plant that can be used in a variety of settings. It looks great in hanging baskets, window boxes, and containers, as well as in garden beds and borders. Whether you're looking to add some color to your patio or spruce up your front yard, Supertunia Silver is an excellent choice.

How to Grow Supertunia Silver

Now that you know why Supertunia Silver is such a great plant to grow, let's take a look at how to do it successfully. Here are the steps you'll need to follow:

1. Choose the Right Location

Supertunia Silver can grow in full sun or partial shade, but it prefers a location with plenty of sunlight. Make sure to choose a spot that gets at least six hours of direct sunlight each day.

2. Prepare the Soil

Supertunia Silver prefers soil that is rich, well-draining, and slightly acidic. If your soil is heavy or clayey, amend it with organic matter like compost or peat moss to improve drainage.

3. Plant the Seeds

You can grow Supertunia Silver from seeds or transplants. Plant the seeds about 1/8 inch deep in moist soil and keep them warm and moist until they germinate. If you're using transplants, plant them in the prepared soil at the same depth they were growing in their containers.

4. Water Regularly

Supertunia Silver likes to be kept moist but not waterlogged. Water it regularly, especially during hot, dry weather, but don't let the soil get soggy.

5. Fertilize Occasionally

Supertunia Silver doesn't require a lot of fertilizer, but you can give it a boost by applying a balanced, slow-release fertilizer every four to six weeks.

6. Prune as Needed

To keep your Supertunia Silver looking neat and tidy, you can prune it back occasionally. This will encourage new growth and help prevent the plant from becoming too leggy.

Tips for Caring for Supertunia Silver

Here are a few additional tips to help you care for your Supertunia Silver:

1. Deadhead Regularly

To keep your Supertunia Silver blooming all season long, deadhead it regularly. This means removing spent blooms before they have a chance to set seed.

2. Watch for Pests and Diseases

While Supertunia Silver is relatively pest- and disease-resistant, it's still a good idea to keep an eye out for common problems like aphids, spider mites, and powdery mildew. If you notice any issues, treat them promptly with an organic insecticide or fungicide.

3. Mulch Around the Base

Mulching around the base of your Supertunia Silver can help retain moisture and keep weeds at bay. Use a layer of organic mulch like shredded leaves or bark chips, being careful not to pile it up against the stem.

Supertunia Silver FAQs

1. How often should I water my Supertunia Silver?

You should water your Supertunia Silver regularly, but be careful not to overwater it. Aim to keep the soil moist but not waterlogged.

2. How tall does Supertunia Silver grow?

Supertunia Silver typically grows to a height of 10-14 inches and has a spread of 18-24 inches.

3. Can Supertunia Silver tolerate heat and drought?

Yes, Supertunia Silver is tolerant of both heat and drought. However, it performs best when it's kept consistently moist.

4. What's the best way to propagate Supertunia Silver?

Supertunia Silver can be propagated by taking stem cuttings in late summer or early fall. Root the cuttings in a well-draining soil mix and keep them warm and moist until they establish roots.

5. What other plants pair well with Supertunia Silver?

Supertunia Silver looks great when paired with other annuals like verbena, zinnias, and marigolds. It also pairs well with foliage plants like coleus and sweet potato vine.


Supertunia Silver is a beautiful and low-maintenance plant that's perfect for adding color and texture to any garden or landscape. With its stunning silver foliage and delicate pink blooms, it's sure to impress even the most discerning gardener. By following the tips and techniques outlined in this article, you'll be able to grow and care for your Supertunia Silver successfully for years to come.


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