Hollyhock vs Gladiolus : Differences and Similarities

The hollyhock and the gladiolus are two of the most popular summertime flowers in the gardening community. So, anyone wanting to start their summer planting can get confused about which of the two would be better.

To tackle this very dilemma we have come up with a detailed comparison between the two. So, you can decide for yourself which one to plant.

So, Hollyhock vs gladiolus which is better?

The hollyhocks and gladiolus are both summer flowering plants and quite pretty. The main difference that they have is their plant type. They don’t have the same type of flowering cycle. They differ in cultivation methods. The plant height is also different and the number of flowers also differs.

So, let’s look at the differences between the two types of flowering plants now. 

Quick Comparison: Gladiolus vs Hollyhock

Two of the most gorgeous summer flowers are hollyhocks and gladiolus. Their vivid hues and elegant grace are well-known. The distinctions between the two, on the other hand, are crucial to understanding. If you intend to plant one of the two varieties.

The most significant difference between the two flowers covered in this section is a high-level overview.

Seed TypeSeeds or SaplingsCorms
Flowering TimeAnnuals or Year RoundsSummer Time Flowers
Plant Height4 to 6 feet3 to 4 feet
Plant TypeThin ShrubThin Stalks
Average Number of Flowers5 to 6 Flowers In Each Plant8 to 10 Flowers In Each Stalk

It will be much easier to comprehend the distinctions between the two plants. Because we have gone through the major variances between them. With this fast look, we may get a sense of what’s to come. In the subsequent sections of the article.

Detailed Differences between Hollyhock vs Gladiolus

Hollyhock Vs Gladiolus

The main issue is, are hollyhocks and gladiolus the same? No, they are not. Details of the differences will go through the points of comparison. The quick one has already been mentioned and will go into little detail. 

Despite the fact that both trees are blooming plants with shrub-like characteristics they are different. Their characteristics are vastly dissimilar from seed to flower. This section will cover the specifics of the features discussed.

  • Seed Type

There are some similarities between hollyhocks and gladiolus plants, as well as some variances. For example, the seed type of hollyhocks plants is either seeds or seedlings, depending on the variety.

Gladiolus corms, on the other hand, are the seed type of the plant. These corms are packed with all of the nutrients that the plant will require. As a result, simply planning these corms is sufficient to ensure the long-term viability of gladiolus.

Amounts of additional fertilizer are not required throughout the plant’s growth phase. However, the seedlings of seeds that the hollyhocks employ are not as long-lasting as those used by other plants.

During the growth phase, more attention and work will be required of the hollyhocks. And it is for this reason that hollyhocks can be grown in pots with relative ease. Corms, on the other hand, require an open soil environment in order to thrive well.

Hollyhocks need additional fertilizer. And for your ease of cultivation, we have suggested some good brands of fertilizer.

So these were the main comparisons between the seed types of the hollyhocks and gladiolus.

  • Flowering Time

The time it takes for the plants to flower varies as well. Hollyhock plants thrive most of the time throughout the summer months. However, depending on the cultivation time, they can be boosted to grow in a variety of seasons at the same time.

And in this circumstance, they will increase on a yearly basis or during the entire year. This means that they are not depending on the season. In contrast, the gladiolus does not produce well during the cold or rainy seasons.

We are more likely to observe them during the summer months when the weather is a little warmer. And because of this seasonal reliance, they are spring dependent. And they must be planted at the conclusion of the spring growing season.

And, as a result, they will be able to grow properly during the summer. Additionally, it is gathered during the summer months. And these were the seasonal differences between the two plants.

  • Plant Size

The planets’ sizes are also not comparable, despite the fact that they appear to be. In general, hollyhocks plants are between four and six feet in height and width.

When properly supported, they can grow even higher than they are now. Tall flowers similar to Hollyhocks will grow better in less windy areas.

And if they are cultivated in an open field, that is much better. The gladiolus, on the other hand, can grow to be three to four feet in length. The gladiolus plants have stalks that are relatively delicate given their size and shape.

As a result, they require assistance sooner rather than later. However, despite the fact that they are cultivated in an open field, they do not grow to be very tall. They are often four feet tall at the apex.

Flowers like gladiolus will need support to grow up to 3 feet. This is because the weight of the flowers can bend and snap the stalks.

  • Plant Type

Both plants are classified as separate types of plants. This means that the plants may be shrubs, but they are of a distinct shrub kind from the other plants. Hollyhocks are plants that are thin and lengthy in stature.

They have a single major stem that extends all the way to the ground. And it is from this primary stem that all of the other stems and leaves are grown. Gladiolus are similar in appearance to narrow shrubs, but hollyhocks are similar in appearance to thin stalks.

Within the long and slender stalks, there are leaves to be found. Items that have sprouted from the side of the base stem or stalk are not available at this location. The flowers emerge from the base of the stalk and die along the path that they follow.

The hollyhocks, on the other hand, do not follow a predictable pattern when it comes to flowering. On the different stems of the plant, they sprout in a random pattern. And this is how the plant body is different between the hollyhocks and gladiolus.

  • Average Number of Flowers

Because of the variety of circumstances, the average number of flowers may vary. Each hollyhock plant often has five to six flowers on it, depending on the variety. Furthermore, they might last throughout the year, expanding and shrinking in size.

Cultivation of Gladiolus Flower

And each gladiolus stalk contains an average of eight to ten flowers on it, depending on the kind. These flowers, on the other hand, grow from the ground up. However, they are only available till the end of summer.

Final Verdict

For gardeners who want a yearlong flowering plant, the hollyhocks are the best. But for the gardeners going for a great summer attraction, the gladiolus is the pick.

In my humble opinion, the hollyhocks are a better choice. This is because they can be pot plants and are grown year-round.


Can Hollyhocks and Gladiolus grow together?

Hollyhocks and Gladiolus can be grown together, but they have different growing requirements. Hollyhocks prefer full sun and well-draining soil, while Gladiolus prefers partial shade and moist soil. To grow them together, you may need to select a location that meets both of their growing requirements or grow them separately.

What are the common problems with Hollyhocks and Gladiolus?

Some common problems with Hollyhocks include rust, leaf spot, and root rot, while Gladiolus may suffer from corm rot, thrips, and aphids. To prevent these problems, you should ensure proper watering and fertilization, maintain good air circulation, and remove any infected or damaged plant parts.

What Plants Are Related To Gladiolus In Appearance?

Freesias are perennial plants that grow from rounded corners that are similar to those of gladiolus. Despite the fact that the fragrant, funnel-shaped flowers are slightly different in shape from gladiolus blooms. They are available in a similarly diverse range of hues. Freesias, like gladiolus, are widely used in the cut flower market as well.

How Do I Tell Whether I’m Looking At A Hollyhock?

Hollyhock flowers are distinguished by their cup-shaped, vivid blooms, which can be found in single or double-flowered forms. The stunning blossoms have a diameter of 3″ to 4″ in diameter. Flowers on hollyhock plants can be found in a variety of colors, including pink, red, yellow, purple, and white.

What Flowers Are Complementary To Hollyhocks?

The following plants can be grown in close proximity to hollyhocks: roses, rose mallow, tall garden phloxes.  Also Delphiniums, peonies, ornamental grasses, foxgloves, and others. In the middle to late summer, dead lower leaves appear on the plant.


So, to conclude, we hope that all questions regarding hollyhock vs gladiolus are cleared out. We aspire to serve you properly and hope that this article was adequate enough.

So, till next time, Goodbye!

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James Rivenburg
James Rivenburg
James Rivenburg

James Rivenburg is the founder of plantandpest.com, a passionate gardener with valuable experience and knowledge gained through trial and error. The website has a large community of followers who trust his tips and techniques and have succeeded with his advice. He is always Committed to helping others create a beautiful and healthy garden.

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