PREMIER SEEDS DIRECT Giant Sunflower - Mongolian Giant - 30 Seeds

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Sunflowers are heat loving plants, and do not tolerate cold and freezing temperatures. They are not frost hardy. Another feeding method for larger plants is to make several holes by driving a steel stake into the ground about 3-4 feet deep and about 1½ feet from the plant. Fill the holes with properly diluted liquid fertilizer. Tom uses Miracle Grow or Schulz's growing solution, but as an organic gardener, you can use properly diluted fish emulsion or other liquid organic fertilizers.

the seeds of mammoth sunflowers are large- can you see the tiny hairs covering this seed? The Leaves I know, I know!We hear this all the time in gardening. But soil is key. Sunflowers are hungry plants, needing a lot of nutrients to grow those big flowers and thousands of seeds.

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Known as the common sunflower or the Russian Mammoth, this giant sunflower variety is a low-maintenance beauty. This monster grows between 9 and 12 feet in height, with flowers as wide as 14 inches across. They should be planted in moderately fertile soil, in a sheltered place. The seeds should be planted 6 inches apart in the springtime after soil temperatures have reached 50 degrees and the danger of frost has passed.

As the petals fall off, the center florets dry up and the seed kernels begin to swell in the disks, carefully climb a stepladder and cover your flower head with a mesh onion bag or loose burlap or paper bag. This keeps marauding birds from robbing your seeds so that the heads look perfect and complete when you are ready to show them off to friends or proudly display them on their long stalks at your local county fair. Cut the stalks at the base when the ripened seeds develop a hard shell. If you plan to eat your sunflower seeds or preserve them for your bird feeder, wait until the seeds are completely dry; then remove them by hand or by rubbing them over wire mesh into a basket. Store in tightly closed containers to keep rodents away. The Skyscraper Sunflower is an open-pollinated tall sunflower variety. This cultivar is a branching type that produces a host of blooms and large green leaves along its long main stalk, making them not only tall but also quite wide in the garden.Sunflowers are spectacular, highly productive and a major agricultural export of Ukraine. They are also the national flower of Ukraine and are a powerful symbol of the resistance of the Ukrainian people to the invasion by Russia. Russia and Ukraine between them produce 60 per cent of the world’s sunflower oil. If your growing zone has 120 days of frost free growing, then you will be able to have these sunflowers grow to maturity.

The Sunny Smile Sunflower is a gorgeous miniature variety of sunflowers. Use them as potted plants for patios and porches, even as indoor plants (if they can get enough direct light). The plant flowers year-round and doesn’t produce pollen, so it’s extra friendly for plant lovers with allergies. Buttercream (1.2m): Soft butter yellow with contrasting brown centres. The blooms are early and long-flowering, www.dobies .co.uk . The American Giant Sunflower is a modern hybrid sunflower variety with an extra-sturdy stalk. These tall plants grow a single heavy sunflower head at the top, yet rarely need staking. They are also very easy to grow. Once the seeds are in the ground, water thoroughly to get the soil settled around the seed. Keep the area moist, but not soggy. If the soil is warm enough, you’ll start seeing beautiful new seedlings in about 10 to 12 days. This is just the beginning though. It takes tall sunflowers anywhere from 70 to 120 days to reach maturity (that’s when they produce viable seeds). But I really think it’s worth it! 5. Sow extra sunflower seeds and thin them out.The American Giant Sunflower may reach up to a whopping 16 feet in height, with flowers that are up to 10 inches across. Growers enter this massive species in competitions for their height and their sturdy stems that keep the flowers upright longer than some other species and varieties. These are large-space plants, with leaves that spread quite wide. They typically take 65 to 75 days to bloom, producing those gorgeous flowers in summer.