Readers ask: How Do You Grow Sunflower Seeds Indoors?

To start sunflowers indoors, plant three seeds per each 3- to 4-inch peat pot. A soilless planting media will give you the best drainage. Indoor germination usually happens in 6 to 10 days. You can enjoy continuous blooms through summer by planting seeds every couple of weeks.

Can you grow sunflowers inside your house?

Let the Sun Shine! When planting outdoors, the sunflower thrives in Hardiness zones two to eleven. But, when planting indoors, we’re free to improvise. So, let’s explore some sunflower gardening tips to help you get started on your very own sunshine garden – and excellent cut flowers. And a tasty snack!

When should I start my sunflower seeds indoors?

Sunflowers take from 70 to 90 days to mature with the larger flowered varieties taking the longest, so you’ll probably want to get a jump on the season by planting sunflowers indoors about three weeks before the last frost date.

How do you grow sunflower seeds for beginners?

Plant the seeds no more than an inch deep and about 6 inches apart. Thin the seedlings once they hit 6 inches tall, leaving the strongest plants about 12 inches apart. For continuous blooms, stagger your planting, sowing a new row of seeds every two to three weeks, beginning in the spring.

How do you start sunflower seeds in pots?

Sow seeds 4-5 inches apart and 1/2 inch deep directly into pots filled with well moistened, good quality potting mix. It takes approximately 8-10 days to germinate. When seedlings are several inches tall, transplant them to larger pots that are at least 12-18 inches deep while making sure that they are spread out.

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Should I soak sunflower seeds before planting?

The sunflower (Helianthus annuus) is native to North America, which means it will grow quite happily in most climates as long as it gets enough sun. They’re easy to grow, and you don’t even need to soak sunflower seeds before planting them directly into your garden.

Do sunflowers grow in pots?

Although most potted sunflowers are dwarf varieties, growing to less than 4 feet, mammoth varieties can also be grown in containers; however, they will require a larger pot. Generally, dwarf varieties should be grown or transplanted in a 1 to 2 gallon pot.

Do you plant sunflower seeds point up or down?

Sunflower seeds will sprout best if you plant them with the narrow pointed seed-end facing down. They’re going to repay us with beautiful blooms and nutritious seeds after all. The narrow end of the seed is where roots will emerge, so putting this end down saves the plant from having to right itself in the ground.

Do sunflowers need a lot of sun?

Sunflowers need full sun; see 6-8 hours of direct sunlight per day – the more the better if you are trying to grow them to their maximum potential. Choose a well-drained location, and prepare your soil by digging an area of about 2-3 feet in circumference to a depth of about 2 feet. deep into your soil.

How often should I water sunflowers?

Sow sunflowers in full sun in moderately fertile, well-draining soil. Water them with one inch (2.5 cm.) of water per week depending upon rainfall. Check the soil prior to watering.

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Can you plant sunflower seeds straight outside?

Sunflowers can be sown straight in to the ground where they are going to flower, so make sure the space you are going to sow is weed free, by using a trowel to remove the weeds. Rake the soil to a fine tilth (a fine crumbly texture) and make some drills 12mm deep. Watch your sunflower grow and grow and grow.

When should I plant sunflower seeds?

When growing sunflowers, you can generally plant the seeds from early March to mid-May, but this will differ by variety so always check the seed packet.

How late can you plant sunflower seeds?

Sunflowers take between 55 and 70 days between sowing and producing flowers. As long as you have that many days or more between now and the end of your growing season (first frost date), you should be good to go to plant late-season sunflowers.

What size pots can I grow sunflowers in?

About Potted Sunflowers Cultivars that grow to 2 feet (61 cm.) or less should be planted in a 10 to 12 inch (25-31 cm.) diameter planter while those that grow 4 feet (1 m.) or taller require a larger 3 to 5 gallon (11-19 L.) or even larger pot.

Can sunflowers grow in shade?

Rich soil is important, when growing giant varieties. Contrary to it’s name, we found they will tolerate some shade as we put them against an east wall of our house every year. However, they will grow their best in full sun. Deep roots help sunflowers to withstand most droughts.

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Do you plant sunflower seeds in the shell?

Select a sunflower variety. It is not possible to grow plants from roasted sunflower seeds, but you can grow it from sunflowers in bird seed, as long as the outer shell is present.