Sunflowers are one of the brightest and tallest flowers in the world. They instantly add bold color to otherwise drab outdoor areas or gardens. Likewise, they’re one of the least demanding blossoms to develop, so it will not be difficult to figure out how to establish sunflower seeds and when to do it.

The sunflower, also known as Helianthus, is native to North America and comes in more than 70 different varieties. Sunflowers come in a wide range of colors, including rusty red, orange, green, and even white, and are known to grow to enormous heights of up to two meters.

Between the months of April and May, when the soil is warmer, is the best time to plant Organic sunflower seeds . We have additional information on what to plant in May for summer blooms.) Although most sunflower seeds germinate when the soil reaches 70 to 80 degrees Fahrenheit, you can sow them directly into the garden or in pots first. Additionally, children enjoy learning how to plant sunflower seeds and watching them grow.

So, if you want to spice up your outdoor spaces with color and warmth, follow these steps to plant sunflower seeds.

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What you’ll need to plant sunflower seeds in trays or pots Sunflower seeds Seed trays or pots Multipurpose compost A trowel or gardening fork A label and pen for the plant 1. Fill your seed trays or pots with peat-free multipurpose compost and leave 1 cm at the top to prepare. Push one seed gently into the compost in each of the seed pots. If you’re using a seed tray, space the seeds out about 5 centimeters apart.

Place in a sunny location.

Before watering thoroughly with a watering can, lightly cover the top with additional compost. Before placing the tray in a warm, sunny location, add a label for the plant. Sunflowers do best near or on a windowsill because they thrive in the sun.

Transfer to larger pots:

Remove each seedling with care once they have germinated and reached a height of 2 inches and transfer them to larger, individual pots. To ensure the seedling’s safety, add more compost to the pot. Use a blunt knife or other blunt tool to gently loosen the soil if the seedling is difficult to remove from the seed tray.

  1. After your plants have grown 12 inches tall, you can either plant them outdoors in a sunny location or transfer them to a larger pot if you don’t have a garden.


Sunflowers should be regularly watered and kept moist. Sunflowers can also be given fertilizer once a week to encourage growth.

How to sow seeds in the ground for sunflowers

Before preparing the soil, choose a location that is well-lit. First, locate a garden location that is sunny and well-drained. Rake the soil to a fine, crumbly texture and get rid of all the weeds.

  1. For each sunflower seed, make small trenches in the soil about 2.5 cm deep, leaving a 10 cm space between them. After that, cover each hole with soil and plant one seed in it.
  2. With a watering can, thoroughly water the seeds. Keep the seeds well-hydrated until they begin to sprout.
  3. Stakes or canes can be used to support the stems of sunflowers as they get taller by tying them loosely together with string. The plant will be shielded from strong winds by this, and the stem will remain sturdy and vertical.

BEST TIP: Sow a few seeds every couple of weeks if you like to see sunflowers. Then, beginning in the summer and continuing through the end of the fall, you’ll have cheerful blooms.

How long does it take sunflowers to mature?

A sunflower plant usually needs between 80 and 120 days to grow and produce seeds. However, as each variety of sunflower grows at a different rate, this will depend on the conditions and the variety of sunflower.

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