Growing helianthus in Montana is a great way to lighten up up your garden . Not only do they append a spatter of vibrant yellowish to your landscape , but they also bring a feeling of optimism and delight to your outdoor space . Sunflowers are dauntless plants that are incredibly easy to grow in Montana ’s climate .

With the right stipulation , they will flourish in this United States Department of State and add a cheerful presence to your garden . helianthus are also a dandy source of nutrient for wildlife and a not bad path to draw pollinator to your garden . With their shiny efflorescence , sunflowers are sure to bring a grinning to your face each clip you see them in your garden .

Montana climate and growing zones

zona 3 is institute in the northern part of the state , and is characterized by dusty wintertime with temperatures souse as low as -30 ° F . This zone is best suited for dusty hardy plant life and veggie such as root vegetables and lolly . This zone also experience little growing season , commonly from previous May to other September .

Zone 4 is regain in the central part of the state , and is characterized by milder winters with temperature as low as -10 ° F . This zone is suited for a wider mixed bag of plant and vegetable , including Lycopersicon esculentum , peppers , and crush . This zona has longer grow time of year , usually from previous April to recent October .

Zone 5 is found in the southern part of the state , and is characterized by warm summers and mild wintertime with temperature as low as 0 ° fluorine . This zona is idealistic for lovesome - atmospheric condition crop such as melon vine , corn , and beans . This geographical zone has the long growing time of year in the state , normally from late March to previous November .

sunflower seedlings

zona 6 is find in the far westerly part of the state , and is characterized by modest winters and red-hot summers with temperature as high as 90 ° degree Fahrenheit . This zone is intimately suited for drought - tolerant plants and veg , such as onions , garlic , and potatoes . This zone has a shorter growing season , usually from early April to mid - October .

Growing sunflowers in Montana

Growing sunflowers in Montana can be a real challenge , especially if you go in the northern part of the country . Montana is known for its cold winters , and sunflowers do n’t do well in insensate climate . helianthus involve warm temperatures over 70 degrees Fahrenheit to produce their large scandalmongering blossom . Even in the summer , Montana can know cold night and cool temperatures that can stunt the ontogenesis of sunflower .

To give your sunflowers the practiced chance of succeeder , you take to select a website with full Lord’s Day and light , and well - enfeeble soil . set your sunflower in the leaping after all danger of frost has passed . If you go in the northern part of the state , you may want to start your sunflowers indoors and then transfer them outdoors when the atmospheric condition warm up .

In addition to the cold temperature , Montana can experience strong winds that can damage helianthus blooms and stems . To bring down the risk of impairment , you should provide some redundant accompaniment for your sunflowers by staking them or grow them near a fencing or wall . If you live in the southern part of the land , you may have better fate growing helianthus . The warmer temperature and longer maturate time of year make it easier to produce helianthus in this part of Montana .

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Some of my best-loved varieties of sunflower let in :

When to start sunflowers indoors in Montana

Sunflowerseeds should be initiate indoors 4 week before your final frost particular date . In Montana , the last frost dates are :

You should also conceive the size of the potpourri of sunflower you are planting , as light variety show can be embed later and taller varieties will need to be set out a hebdomad or two to begin with . Sunflowers should be started indoors :

commence sunflowers from seed is a comparatively well-off physical process that can be done both indoors and outdoors . To start , you will call for to purchase sunflower seeds from a garden center or online . When pick out cum , ensure to look for the desired variety you desire to maturate . Once you have your seeds , you could opt to get down them indoors 4 week before the last frost date for your part .

Fill a seed tray with starter soil and moisten it with a nebulizer bottle . range your seeds on top of the filth , cover them lightly with starter soil , and irrigate them gently . Place the tray in a warm and sunny spot , and keep the soil moist . Once your flora have grown 2 - 3 stage set of leave , you may graft them outside .

Planting sunflowers outside in Montana

Sunflower seeds should be planted alfresco after the last average frost date for your region . Planting sunflower seeds too early can result in poor germination and seedling ontogeny and potentially destruction if there ’s a hard freeze .

When planting outdoors , ensure the area has stack of sunshine and well - draining grease . travail a hole that is twice the sizing of the radical ball , and fill the hole with compost or senior manure . Place the seedling in the pickle and backfill with dirt , then body of water deeply .

For the remainder of the helianthus ’s life , make certain to keep the soil moist and fertilise regularly . With right concern , you should have beautiful sunflowers in no time !

When to harvest sunflower seeds in Montana

When sunflower seeds are ready to be harvested , the back of the flower head will be dry and start to turn brown . The individual cum will be teetotal and firm . The green chaff surrounding the seeds will have turned yellow or lily-white and begun to dry out out . To control if the seeds are ready to be harvest , light pilfer the seminal fluid foreland between your thumb and forefinger . If the husks ruin undecided easy , the seeds are quick to harvest .

Harvesting helianthus germ is easy . reduce the prime channelize off the stem and spread it out on a clean surface . To get rid of the seed , use your helping hand to rub the flower caput and release the seeds . hoard the seeds in a large sports stadium or container . Once the come are harvest , store them in an airtight container in a coolheaded , ironic place . ensure the container is well sealed to keep the seeds from going bad . helianthus seeds can last for up to a year if hive away properly .

helianthus cum are delicious and alimentary bite food . They can be eaten in the buff , toasted , or sprout . Sunflower seeds are also used in salads , cereals , granola , and energy bar . They are charge with essential vitamins and minerals like Vitamin E , phosphorus , magnesium , and zinc . helianthus seeds can also be used to make sunflower seed butter , which is a swell alternative to peanut butter .

In gain to being a salubrious collation , sunflower seeds are also used to make birdseed . you’re able to leave your sunflowers inviolate alfresco well after the flowers have fail to give your local birds a tasty snack !