Top down image of different colors of petunia flowers.


Petunias are one of the most popular flowers in home gardens. They grow easily, they come in a variety of colors and are suitable to be grown as annuals in almost any climate. Find tips in our guides below on planting and caring for your own petunia flowers, cultivar selection, pest and disease prevention, and more. Happy gardening!

Reasons and Fixes for Leggy Petunias

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Petunias provide a mass of marvelous, seemingly never-ending color in the summer garden, but sometimes they can become a bare, scraggly mess. Learn more about why petunias grow leggy and what to do about it, so you can restore your plants and continue to enjoy the colorful blossoms, in this guide. Read more now.

How to Grow Petunias in Containers

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A mainstay in garden containers, easy-care petunias add bright colors, fragrance, and fantastic forms wherever they’re planted. Use mounding ones for planters and trailing ones for pretty spillers in hanging baskets and window boxes. Get all the details in our how-to guide to petunia container care. Read more.

Grow Mexican Petunias (Ruellia Simplex) for a Heat and Shade Tolerant Perennial


If you’re looking for a versatile, low-maintenance shade plant that does well in the sun, too, consider Mexican petunia, aka Ruellia simplex. Sporting purple, pink, or white blooms, this easy-care hardy perennial comes in varieties short and tall, and you’ll love its slender, droopy leaves and sometimes-purple stems.

17 of the Best Red Petunias for Your Garden

A horizontal image of Tidal Wave 'Red Velour' flowers growing in the garden pictured in bright sunshine.

Petunias are known for their long-lasting, vibrant flowers and for being resistant to pests and disease. It’s no wonder they’re so popular. Looking for a little crimson? Longing for some speckled cardinal blossoms? In this guide, we share 17 red petunia options that will add bold color to your garden all season long.

How to Grow and Care for Petunias

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With eye-popping colors and an extra-long blooming season, petunias are popular annuals. The blooms can be blue, purple, yellow, or even striped. Plant petunia seeds or starts to grow in hanging baskets, borders, and containers. Our guide provides the best step-by-step instructions to care for these flowering beauties.

How to Propagate Petunias from Seed

A close up horizontal image of colorful petunias growing in wide plastic pots.

They’re colorful, flower for a long time, and are a cinch to grow. As if there wasn’t enough to love about petunias already, they’re also fun to grow from seed as long as you know how to keep them happy. Learn how to propagate petunias from seed now, from picking the right pots to providing the right light exposure.

19 of the Best Purple Petunia Varieties

A close up horizontal image of purple petunia flowers growing in a hanging wicker basket spilling over the side.

Petunias are tender perennials in Zones 9 to 11 and annuals elsewhere. Their velvety, trumpet-like flowers are charming in containers, borders, and beds, where they attract a host of beneficial pollinating insects and hummingbirds. Read on to discover 19 of the best purple petunias for outstanding spring-to-fall color.

How to Identify and Manage Common Petunia Pests

A close up horizontal image of purple petunia flowers growing in a container pictured on a soft focus background.

Is something eating your petunia plants? Your garden is filled to the brim with pests that would love to dine on the flowers and foliage. Luckily, most of the pests you’ll deal with are very manageable with a few easy steps. This guide covers everything you need to know about petunia pests and control strategies.

What Are the Different Types of Petunia Plants?

A close up horizontal image of red and yellow petunias growing in a hanging basket.

Colorful and long-blooming petunias come in many types, with different growing habits and flowers of various sizes. Our guide explains 5 common categories of petunias, including one with oversize blooms, ground cover options, and self-cleaning varieties that don’t require any deadheading. Discover your favorites now.

Are Petunias Cold Hardy? Tips for Outdoor Winter Care

A close up horizontal image of petunias covered in a dusting of snow.

Petunias are not cold hardy, and they grow as perennials only in Zones 9-11. But even in cooler climates, you can maximize their blooming season outdoors with a few preparations. Follow these strategies for preparing petunias for cool weather, and you’ll have waves of blooms well into autumn. Read more now.

Your Complete Guide to Overwintering Petunias

A close up horizontal image of colorful petunias growing in the garden.

Most of us toss our petunias at the end of the growing season because they can’t survive freezing weather. But there’s another option. You can overwinter petunias in a protected spot so you can enjoy their vibrant color again next season. There are two ways to do it, and this guide will show you how. Read more.