To me , pumpkin are the paragon of autumn , my preferred season . So this last winter , I determine to spring up a few variety show indoors in early spring for a summertime transplant into the garden .

But the gourd began to flower while they were still at bottom .

Frantic , I researched pumpkin pollination . for certain enough , they need beesin ordination to be pollinated .

A close up of a small pumpkin just starting to develop, pictured amongst vines and foliage, with a large orange male flower in the background.

Photo by Laura Melchor

Alas , there were no bees to be find in my sign in former May .

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What issue forth next is a story of determined lovers , along with tips for what to do if your flowers are n’t as romantic as mine .

A close up vertical picture of a pumpkin flower with a tiny gourd just starting to develop underneath it, with foliage in soft focus in the background. To the center and bottom of the frame is green and white text.

quick to unlock the secrets of Cucurbit pollination ? ( Because yes , everything you ’ll learn here use tozucchini , mash , gourd , cantaloupes , and more . )

Here ’s what you ’ll discover :

What You’ll Learn

How Do Pumpkins Pollinate?

Before we get started on how to hand - cross-pollinate your pumpkins , let ’s dive into the nitty - mealy details of pollination for this gorgeous appendage of the Cucurbit family .

About 50 - 55 days after your seedlings germinate , the first yellow , open - throated flowers will seem .

These are the male , or staminate , blossom . They unremarkably start blooming a week or two before the female , or pistillate , flowers . And unlike the females , they contain no visible teeny tiny infant – aka the ovary – at the al-Qaida of the stem .

A vertical close up picture of a male pumpkin flower growing in the garden with the stamen and the pollen clearly visible.

That ’s right   – pumpkins and other Cucurbits are monoecious , intend they have separate manlike and distaff bloom on the same industrial plant .

In decree for the baby ovary to raise into a mature yield , pollen from the virile prime ’s stamen must be shift to every dowry of the female person ’s pistil .

How does that typically happen ? You pretend it . When your plants are growing outdoors , Apis mellifera , bumblebees , and squeeze bee usuallydo that figure out for you .

A close up of a bee inside a bright orange female pumpkin flower pollinating the pistil.

But if you ’re like me and you ’re grow your gourds indoors for a while , you ’ll have to do it yourself if they bloom . We ’ll talk more about that in a moment .

Here ’s a tip : do n’t be like me and freak out when both the virile and female flowers droop and die by the final stage of the day .

That ’s what they ’re supposed to do . The ideal pollination time is during those favourable hour when both type of peak are open .

A close up of a bee inside a trumpet-shaped yellow flower.

While one industrial plant can definitely have both male and female flowers blossom at the same time , you ’re more potential to get more “ pollination windows ” if you set several gourd of the same variety .

This is because there will be more manly flowers open at a render time to cross-pollinate those females .

But say you do n’t have many bee around in your outdoor garden , you ’re growing gourdsin a greenhouseor a similar indoor space where bee do n’t have admission , or it rain on the day when your male and distaff bloom undecided and the bee are n’t out and active ?

A vertical picture of a male and female pumpkin flowers seemingly fused together for pollination, with a small developing gourd below the female bloom, pictured on a soft focus background.

This is where hand pollenation comes in .

Or romantic intention between bloom , if you require to site your bets on it …

That ’s what hap to my ‘ diddly-shit be Little ’ works .

A close up of a tiny ‘Jack be Little’ pumpkin developing on the vine, pictured on a soft focus background with a hand on the left of the frame.

A Tale of Determined Love

One morning , before I had researched how Cucurbita pepo are pollinated , I awoke to discover a flower with a flyspeck baby pumpkin at the base ( aka the female flower ) and another flower from further down the vine fused together in what look to be a sorting of embrace .

A couple solar day subsequently , the blooms fell off but the baby remained .

And it keep open growing .

A close up of the stamen of a male pumpkin flower, clearly showing the pollen, surrounded by bright orange trumpet-shaped petals.

After conduct my research into pollination , I was mesmerized to discover that the two bloom of youth had somehow found each other , with the male person pollinate the female directly since there were n’t any bees inside and I , the belated nurseryman , had n’t solidified my pumpkin pollination knowledge yet .

Is n’t that too coolheaded ?

If you do n’t desire to depend on this unbelievable but seemingly amatory method acting , here ’s what to do .

A close up of the interior of a bright yellow pumpkin flower, clearly showing the pistils, or reproductive organs that need to be pollinated in order to produce fruit.

How to Hand Pollinate Pumpkin Plants

The easy way to do this is to first identify a male flower . The stamen should be covered with bleary pollen .

Next , peel back the petals until the stamen is exposed . Take the stamen and convey it over to a female flower ’s pistil , which front like this :

Gently scratch the male ’s stamen over each section of the female ’s pistil until there ’s plenty of sticky pollen on every single section .

A close up of a hand from the left of the frame hand-pollinating a bright yellow flower by rubbing the stamen onto the stigma.

you could also take a rouge brush or cotton swab and habituate it to forgather yellow pollen from the manly flower .

Then , cautiously brush the pollen all over the female ’s pistil .

Once you ’re done , softly varnish the female bloom by pressing the petals together , covering the pistil . This will keep any nearby bugs from shore there and transferring pollen off from the flower .

A close up of a hand from the left of the frame holding a small paintbrush, transferring pollen from a male flower to the female flower of a squash plant growing in the garden.

That ’s all there is to it .

The female flower flower petal will dry out up and fall off , and the tiny ovary will get into a fat pumpkin if it ’s been pollinated sufficiently .

An Easy-Peasy Path to Beautiful and Delicious Harvests

It ’s disgraceful how easy it is to pollinate pumpkins on your own . Now that you know , you could be smarter than I was , and watch over out for those manful and distaff flowers .

Now even those of us who have to grow our gourd vine somewhere by artificial means warm and bugless can enjoy the hope of pollenation .

And do n’t forget to gibe out these guide for more data ongrowing pumpkinsin your garden :

A close up of a hand-pollinated flower with the petals gently tied together to ensure that no bugs can enter, pictured in the garden on a soft focus background.

pic by Laura Melchor © Ask the Experts , LLC . ALL rightfield RESERVED.See our TOSfor more details . Originally published on July 3rd , 2020 . Last updated June 12th , 2023 . Uncredited pic : Shutterstock .

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Laura Ojeda Melchor