Skip to main content

Sunflower Plant Lifespan: How Long Does It Live?

lifespan of sunflower plant

Sunflower plants produce beautiful and colorful flowers. Some people like this plant and try to grow it in their garden. This plant grows through seeds which you can buy from the market. Some growers think about how long is the sunflower plant lifespan and how long it will continue to bloom. It is important for them so that they know when to grow newer sunflower plants. In that way, they can continue seeing lots of sunflowers.

What Is The Sunflower Plant Lifespan?

The sunflower plant lifespan can last for about 110 to 150 days for annual varieties and 2 years or more for perennial varieties. There are dwarf and giant sunflowers, and they also have different lifespans depending on their kind. There are several varieties of this plant, and the growers should know about what they have on their hands. In that way, they are aware of how long their sunflower plant lifespan is.

During the early stage of the plant, it is just a seed. The grower sows the seed on the ground and waits until it grows a root and tiny leaf. It takes a few days around five to 10 days for the seed to sprout. Then it continues to grow taller and becomes a seedling. The growers started to transplant them when they were tall enough.

With the help of sunlight, water, and fertilizer, the sunflower plant grows and thrives well. It is developed and becomes mature as time goes by. The flower appears on the plant and the growers are happy to see it. After the flowering stage, if the plant is annual it will stop growing and will not produce a flower, but if perennial it will continue to grow and produce a flower.

Perennial Sunflower Lifespan

Perennial sunflower is a kind of sunflower that can continue to grow after it flowers. It has a lifespan of two or more years. Perennial sunflower has a longer lifespan compared to annual sunflower. If you don’t want to grow sunflowers every planting season, then this is for you. Those plants will continue to grow as long as they receive sunlight, water, and nutrients.

Some varieties of perennial sunflower are Ashy sunflower, Western sunflower, Silverleaf sunflower, Swamp sunflower, Thin-leaves sunflower, Beach sunflower, CapLoddon Gold, Willowleaf sunflower, and Maximilian’s sunflower. These plants are growing big and will accommodate more space. If you have enough space in your garden, you can grow this kind of plant.

This type of sunflower is great to grow because they are pest-free. They can also be prone to powdery mildew. Another thing is it tolerates most types of soil and pH range. They need water because they don’t tolerate drought. It will grow great flowers in the coming months.

Annual Sunflower Lifespan

The annual sunflowers are the people most commonly grown in the garden. You will see it more often compared to perennial varieties. The annual sunflowers only grow in a single season. It will grow and produce flowers once and then stop growing. You need to replant this in the coming planting season.

Some varieties of annual sunflower are Mardi grass, Torch, Moonshine, and many more. The lifespan of an annual sunflower can go around 100 to 150 days. Some of these plants bloom for around 80 days, and then after that, they slowly stop growing, lose leaves, drop flowers, change their color to brown and dry. Other kinds may go around 100 days and continue to live until 150 days.

Annual sunflowers bloom beautiful flowers. There are many big gardens where they grow these kinds of plants. It is amazing to see flowers in the surrounding area because it can relieve stress and make people happy. Some people grow this plant as a hobby, and other people plant sunflowers for business purposes.

Giant And Dwarf Sunflower Lifespan

Giant and dwarf sunflower’s lifespan may also vary because some of them belong to annual and some belong to perennial. So the life expectancy of it will depend on their kind. Giant sunflowers are nice to see. Their big flowers are stunning because they are beautiful and colorful. While dwarf sunflowers are also beautiful. There are many varieties to choose from and growers should pick sunflowers that are suitable for their location. Some plants may not grow in other locations because of the soil type and climate it has…

Some Differences Between Annual And Perennial Sunflower

When it comes to seed head the perennial has small, while the annual have either big or small. Annual sunflower blooms on the first year of planting while the perennial needs to wait for at least two years to bloom again. Another thing is annual sunflowers grow in a single stem, while the perennial grows in clumps with many stems.

What To Do To Have A Longer Sunflower Plant Lifespan?

For the sunflower plant to have a longer life expectancy, you need to water it regularly. Water is essential for their growth. Plant them in an open space where they can get sunlight. Sunlight is their major source of food and it helps them thrive and produce beautiful flowers. Improve soil nutrients by adding fertilizers. There are fertilizers for sunflower that can be bought from the store and there are organic fertilizers that can be made at home. Whatever kind of fertilizer you are going to use will help their overall growth.

How Long Does Sunflower Last On Vase?

The sunflower lasts six to 12 days in a vase. It only lasts for a few days because their main roots are already cut. They can get water inside the vase which helps them to live for a couple of days.

How Long Does Big Sunflower Last On The Plant?

The big sunflower lasts for around two to three weeks. The flower will start to build on the plant. It will slowly become a flower and continue to grow day by day. Then when it reaches its full size and appearance, it stops its growth and dries. You can get seeds from the flower and use them for the coming planting season.

That is some information about the sunflower plant lifespan. The sunflower plant lifespan is about 110 to 150 days. Annual varieties have a short lifespan and live for a couple of months before they stop growing. Perennial sunflowers have a longer lifespan which can last for about two or more years. Giant and dwarf sunflowers’ lifespan can vary depending on their varieties.