I ’ve talked about fermentation quite a flake on this blog , fromfermenting your cabbagetofermenting your chicken provender .

But ferment tomato seeds ?

Yes , it ’s a thing , and I ’ll show you the best way to lay aside love apple come and increase germination rates by adding this one wide-eyed step to your seminal fluid - saving procedure .

Tomato seeds drying on a white plate

First, what is fermentation?

In a nutshell , fermentation is the unconscious process of secure bacteria breach down the structure of your intellectual nourishment so they become more bioavailable .

Why is this of import ? Because even if you have the tidy dieting in the reality , you are n’t “ what you consume , ” per se , you ’re what you digest and absorb . Having your solid food more bioavailable means you ’re getting more of the vitamins , minerals , and phytonutrients out of them .

When it comes to fermenting poulet feed , for representative , lacto - agitation reduces the anti - nutrients found in the outer layers of grains , seeds , and legumes , making the intellectual nourishment more digestible for your chickens .

Close-up of tomato leaves in the garden

Anti - nutrients are natural compounds found in most type of whole foods ( including nuts , vegetables , and fruits ) and various part of plants ( including roots , parting , and seed ) that protect them from predator .

Since they ca n’t run or hide from danger , plant have much subtler defenses that can belt down or weaken their enemies .

One of these strategy is producing anti - nutrients to guard against bacteria , kingdom Fungi , insects , beast , and even world . The anti - nutrients lock up the nutrition of a works in a way that our digestive systems ca n’t break down , basically “ starving ” us of certain nutrients .

Overhead shot of tomato seeds scooped out into a jar

Seeds , in particular , contain anti - nutrient as a fail - safe from being eaten before they can germinate and produce the next genesis of plants .

Read more : How to Soak Seeds and Speed Up Germination Time

That means everyseed you save from your plantscomes with a build - in survival mechanics that helps keep it viable until the proper growing conditions are present . ( And also why certainseeds can be hard to germinatethan others . )

Side view of tomato seeds covered with water in a jar

This is especially true of “ cockeyed ” seed from tomatoes ( as well as cucumbers , melon , cucamelons , andsquash ) , which are covered with an extra protective bed on the ejaculate pelage that inhibits germination .

Worth a read : This Is What Happens When a Seed Germinates

To speed things along in the garden , tomato seeds benefit from the simple process of lacto - zymosis before you put in ( and finally sow ) them .

Slices of tomato showing seeds and pulp inside

How does fermentation help with tomato seeds?

In the outside public , tomato seeds naturally ferment when over - ripe tomato plant miss from their vine and rot in the footing . The seeds sit in the land where bacteria are actively working , waiting for Clarence Day , weeks , or even a whole yr for just the right-hand environmental condition before they bourgeon .

This is why it sometimes seems like tomatoes pullulate best when we have nothing to do with it ! Thesetomatoes blithely volunteerall over the yard , displaced from undigested compost or random fowl droppings .

We can mimic this born process by work the seeds ourselves when we collect them from the fruits .

Tomato seeds fermenting in a jar

Lacto - fermentation remove the sprouting - inhibiting substance on the seed pelage , that gooey gel pocket that fence in each seed . Fermenting also kills sure semen - borne diseases ( as well bacteria overtake defective bacteria ) , which helps promote the health of seedling and the vigor of mature plants .

During fermentation , high-risk come generally float to the airfoil of the piss while proficient , feasible seeds sink to the bottom .

It has also been state that by rights fermented , dampen , dried , and storedtomato seed can last up to 10 geezerhood ! Talk about make pass down atrue heirloomto your kids .

Tomato seeds covered with water to begin the process of fermentation

Read more : The 30 Best Tasting Heirloom Tomato Varieties ( By Color ! )

Do you need to ferment tomato seeds to make them viable?

In case you ’re wonder , no , you don’tneedto ferment tomato seeds .

Non - turn seeds have sprouted just fine for me … and they also have not . Often , it ’s a matter of luck , timing , and genetics .

you may save tomato seed the same elbow room you ’d economise other wet seeds by rinsing and dry out them , and will the fermenting out of it completely .

Tomato seeds going through fermentation in a jar

But … If you could increase your chances of germination , have it materialise much earlier in less than ideal conditions , and improve the health of your future plant , fermentation is too easy not to adjudicate .

How to ferment and save tomato seeds

To begin ferment , shove or scoop out the seeds ( with accompanying gooey stuff ) out of fully mature tomato into a clean , small jar . There ’s no need to separate the seeds , but do seek to remove as much of the pulp magazine as possible .

I say “ fledged ” instead of “ mature ” because you could still get practicable semen out of a green tomato that ’s in full evolve .

How can you recount if a Lycopersicon esculentum is in full develop ? Cut into a full - get yield and see at the seeds ; if the gelatin has mold around the seeds , then the seeds are fledged .

A lidded jar holding tomato seeds while they’re fermenting in water

What are some planetary house that tomato seeds arenotmature yet ?

In any of those instances , the seeds are not ready and should not be preserve .

To excrete any possibility of immature cum , simply pick your tomatoes when they have a lilliputian color to them . ( Though I do recommend look for yourtomatoes to ripen on the vineorripening them indoorsfirst , just so you do n’t “ waste ” a absolutely respectable love apple . )

A layer of kahm yeast covering the surface of the water in a jar

plow the seeds completely with at least an in of dechlorinated ( or filtered ) water system and loosely localize a palpebra over the jounce while the whole thing is brewing .

Do not seal the jar tight , as you want to leave some air flow for the fermentation gases to miss .

Within a day or two ( more or less , depending on your ambient room temperature ; fond temp move the ferment along quick ) , a frothy white moving picture will set forth to mould on the Earth’s surface of the water . It will smell slimly sour , like yoghurt .

Kahm yeast covering tomato seeds in a jar as fermentation progresses

The turbid white motion picture is n’t mould ; it ’s harmless kahm yeast , a common indicator of lacto - fermentation in action .

While it does n’t look like anything significant is happening , it ’s also a star sign of your potential unexampled seedling and next year’ssalsa ( which you could also ferment ) .

Once the whitened film has overlay the whole aerofoil ( in another twenty-four hours or so ) , it ’s time to wash away all that trash .

Tomato seeds being washed in a fine mesh sieve

Quickly rain buckets off the top layer of water ( with the frothy clobber and bad seminal fluid ) so all that stay are your good seed bury at the bottom .

wash out the seeds as you commonly would , under gently function water system in a okay meshing sieve . you could unwaveringly but carefully rub the seeds against the interlocking to remove any sticky remainder .

scatter the seeds out on a paper towel and chuck them down to occupy most of the moisture , then transfer to a non - holey airfoil ( like a small plate ) to finish dry completely .

Tomato seeds spread out on a white dish to dry

After a few 24-hour interval , store the dried seeds in a label and dated envelope in a cool , benighted , and dry place . Your seeds are now quick for planting !

Want to save more vegetable and herb seeds from the garden ? go over out my beginner ’s guide onsaving and stash away seeds .

How to Ferment and Save Tomato Seeds

watch how to carry through tomato plant seeds and boost your fortune of germination by adding this one simple step to your seed - save routine : turn love apple germ .

Materials

Tools

Instructions

Did you make this project?

This military post updated from an article that to begin with appeared on September 11 , 2013 .

More Lycopersicon esculentum growing post to explore :

watch the vane Story onfermenting tomato seeds .

A lidded jar holding tomato seeds while they’re fermenting in water