How to Grow and Care for Snapdragons

By | Last Updated On: August 18, 2021 @ 2:24 am

With their beautiful bright colors, they can add make the garden look very attractive from a distant way. They are the cool-season bloomers. And can found in a variety of beautiful and bright colors.

These are the flowers rises their head up and make themselves showy of all other perennials. With proper care, they can bloom up to the fall.

They usually stop blooming in the summer. The botanical name of these flowers is Antirrhinum. The meaning of this name is “like a snout,” in a broader sense, which means the position of the seed to a calf’s nose.

For their colors and structures, their pollens cannot be carried out by the honeybees. The Bumblebees do this job with snapdragons.

These flowers have other beautiful local names like the dog’s mouth, toad’s mouth, and the lion’s mouth. In different places, they are recognized differently by people.

At a glimpse

Name: Snapdragons

Native name: Dog’s Mouth, Toad’s Mouth, Lion’s mouth

Botanical name: Antirrhinum Majus

Plant Type: Perennial

Blooming season: Spring, Fall

Native to: Europe, North America

Hardiness Zones: 8,9

Color Variants: Red, White, Yellow, Purple, Orange, Peach, and Violet

Plant Size: 6 – 48 inches

Sun Exposure: Full sun/ partial shade

Soil Type: Well-drained and rich with Slightly Acidic to the neutral Ph level

How to Grow

These are one of the varieties of perennials that are easy to grow and care about. They are tender and very friendly with cold weather.

USDA hardiness zones 8,9 are ideal ones to grow them. They are not like to grow and die; they can bloom during the whole of the winter and fall repeatedly.

They love mild and cold weather conditions. During the blooming season, regular deadheading can increase their production to the peak.

They are flowers with long blooming duration, and in the whole country, they are mostly grown as annuals. Because of their blooming condition, some of the natives marks them as biennials.

They are sometimes marked as biennials as they do not grow flowers after their first year. They just become seed pots at the beginning of the year.

These flowers can self-sow if fallen in the lucky hands after their first year. Snapdragons are sensitive to some pests and diseases.

In the wet seasons, they can attract the aphids and also can be infected by a few fungal diseases. For the people who live in humid areas may go and look for the varieties that can resist such kind of infections.


In the matter of any plant, the temperature is a significant fact to notice. No difference with the Snapdragons. They are also temperature sensitives. They are cool-season flowers and prefer the low temperature to grow best. The best temperature to produce them is 40°F in the night and 70°F during the daytime. Once they are ready to bloom, keep them mulched when it gets too cold. It is better to cover them when the cold rises with some pine straw.

Sun exposure

These are sun-loving plants but can also be grown in partially shaded areas. Not the summer sun, but in the fall and spring sun, they give the best result. In warmer days, they stop blooming. The advantage of planting these in partially shaded areas is if you keep them regularly watered and in care in the summer, they may come over with results in the next winter. If you have planted them in sunny areas during the end of the season, you can quickly move them in the partially shaded areas.


Snapdragons are the flowers that need regular watering. When seeded, the soil needs to be moist for the first few weeks. Once they get bigger, the water them only when they need it. The ground needs to a 1-inch dry minimum before next watering. Do not water them from above just gently water in the bottom to get better and beautiful results.


The soil where you are going to plant the snapdragons must have to be well-drained and rich with nutrition. The soil Ph level needs to be between 6.2 to 7.0. Slightly acidic or neutral Ph level can be maintained for Snapdragon’s as they are short-lived ones.


Fertilizers are the foods of plants. As we need food to work, the plants need fertilizers to come up with better production. Standard quality and well-balanced fertilizer can be applied in these plants when they start to bloom. Apply 3 pounds of the compost for every 100 feet of the flower bed. After using the fertilizer to the ground, keep watering from time to time.

Pruning Snapdragons

They do not need pruning like trees. They only need to deadheading when old flowers are gone. Deadheading regularly can make their blooming time longer.

They need to be pruned doesn’t mean you have to do it all the season. At the very beginning, when they are established in the spring, they do not need pruning.

Just by adding some mulch to the bottom of these is enough to protect them from colder and warmer weather.

As these plants can be found in dwarf and smaller varieties, some of the taller varieties need extra attention. These plants grow heading up. So, when too tall they may lean on other plants, then they need to be stalked.

These plants are perennials, and as the nature of the perennials, they cannot survive during harsh winters. If your ones live then keep them pruned to get blossoms.

Most of the time, the Snapdragons come up with better results for one time. It is better to go for the new ones every season to have an eye-pleasing experience.

Cultivating Snapdragons

The best season to improve the Snapdragons is winter to fall. You can sow them on snow and they will germinate within the starting of the spring.

You can also germinate them indoors before sowing. They can also be grown from the cuttings and also can be bought as little seedlings from the stores.

If you decide to grow them from seeds, just put the seeds in well-prepared soil and put them in areas with enough light exposure.

At the point when seedlings have created around six genuine leaves, squeeze the highest end of the stem off to support stretching and a fuller plant. You can do this with obtained seedlings as well.

Transplant snapdragons outside a long time before your last ice date. Snapdragons can deal with light ice or two.


Reproducers have been playing with snapdragons for two or three years now, and there are trailing and slithering groupings getting even more extensively open. These are different filler plants for holders, compartments, and tucked into dividers.

Planted in gatherings, they can empower a periphery to advance from the spring ephemerals to the top hot season. Their spiky, impressive toned sprout stalks make a lovely foil for the cooler shades of most spring blooms like Brunnera and Bleeding heart.

The light-yellow arrangements are the easiest to blend into a mixed periphery and work wonderfully with pinks, purples, and even reds.

Varieties of Snapdragons

There are tall arrangements and littler individual types and practically everything in the center. Check the imprint or package of the combination you are picking.

Smaller plants create at the height of around 6 to 15 inches and structure thick, battered plants with lots of rose stalks.

Great combinations will, as a rule, be less thick and spikier in affinity, landing at a stature of 30 to 48 inches.

A couple of combinations interface as far as possible, getting reasonable measured from 15 to 30 inches. The authentic size and fulfillment of the plants will moreover depend after creating conditions.

New snapdragon varietals are continually creating. Most are sold as multi-color blends, yet you can now and again find solitary shades in both seed and seedling. The varieties of Snapdragons to be included are:

Rocket: they are the variant colored ones which can grow up to 2-3 feet in height.

La Bella: these are the dwarf variety of the snapdragons. They can grow up to 18 inches in height. They come with an amazing classic color combination of pale or Bronze.

Arrow: Strongest variety of Snapdragons with arrow-like shape can grow up to 2 feet tall with beautiful colors.

Note: It’s just a myth that the parts and flowers of Snapdragons are allergenic and poisonous. The ASPCA certifies that Snapdragons are non-toxic variants of plants and safe for pets.

How useful was this post?

Click on a star to rate it!

Average rating / 5. Vote count:

No votes so far! Be the first to rate this post.

Leave a Comment

Share via
Copy link
Powered by Social Snap