Knowing how to grow Portobello mushrooms must be worthy, especially if the idea of cooking and eating something edible from your garden excites you.
Portobello mushrooms themselves are tasty and vegetarian-friendly, making them perfect for any member of your family. More interestingly, it is pretty easy to grow these veggies around your home.
Now that this article is talking about how to grow Portobello mushrooms, you may wonder if they are different from ones that are called portabella.
Let’s be clear that both portabella and Portobello mushrooms refer to the same species. These are just two different ways to call the mature version of Crimini.
Crimini itself is a Portobello mushroom that is three to seven days younger and smaller than the mature ones. The sizes of this species can reach around 13 centimeters once established.
Then, is it possible to grow Portobello mushrooms in your garden? Luckily, you can plant this delicious veggie by either buying a ready-to-use kit or begin the process yourself. Keep reading to find out more.
1. How to Grow Portobello Mushrooms Correctly
The simplest way to grow Portobello mushrooms is to purchase an over-the-counter kit. This equipment typically comes with everything necessary to execute the project.
On the other hand, if you want to grow them yourself, it is important to purchase Portobello mushrooms spores to make the process easier.
In case you are craving something a bit challenging, trying to learn how to grow Portobello mushrooms the DIY way will make a nice bet.
Aside from buying spores, the rest of growing this plant in your garden is not that difficult. More interestingly, you can cultivate Portobello mushrooms either outdoors or indoors.
However, if you wish to do perform the project easily, finding an excellent Portobello mushroom growing kit is more recommended.
The growing kit typically already comes with everything you have to prepare to cultivate Portobello mushrooms. Besides, it doesn’t require any effort,except foropening the package and mist your edible plant regularly.
After that, all you need to do is putting the mushroom kit in a spot that is pretty dark and cool. Then, several weeks later, the plant will start to generate sprouts.
• Planting Portobello Mushrooms Indoor
How to grow Portobello mushrooms inside the house is probably something you want to know since it allows for easily grabbing the veggie when needed.
To plant these mushrooms indoor, you should first prepare some newspapers, peat moss, a tray, and compost.
Make sure you take a tray that is 4×4 feet and around 20 centimeters deep or identical sizes. Then, fill it with six inches of the hardened manure-based compost.
Next, shake the spores over the compost and mix them. Tamp down gently afterward.
Place the tray in the dim-lighted area around your house and wait until you notice the tell-tale white development.
After that, put a layer of moist peat moss down and wrap it with the newspaper. You should follow this step by misting two times per day for two weeks.
Once the two-week period is over, the step on how to grow Portobello mushrooms is to get rid of the paper and check on the growth.
If you start to notice tiny whiteheads, get rid of the newspaper permanently. Otherwise, chance it with the fresh one and continue misting for another week.
You can remove the newspaper after another week and keep misting every day. Once mature, it is possible to harvest the mushrooms according to your size preference.
Since how to grow Portobello mushrooms indoor allows you to manage the temperature, the process might be year-round. Just make sure to keep their room between 18 and 21 degrees Celsius.
Furthermore, you will be able to obtain two to three flushes of Portobello mushrooms over two-week.
• Planting Portobello Mushrooms Outdoor
How to grow Portobello mushrooms outdoor is pretty similar to growing them indoors. However, you may need to start with a bit of prep work beforehand.
To plant the mushrooms, you will want to create a raised bed that is 1×1 meters and 20 centimeters in depth.
Then, load your raised bed with 13 to 15 centimeters of well-seasoned manure-based compost. After that, wrap it with cardboard and fix black plastic to cover the space.
Doing so will promote a process that is named solar radiation. It can sterilize the bed naturally.
Moreover, continue covering the bed for a half month. At the same time, you can purchase the mushroom spores so that they may arrive once the space is ready.
In terms of how to grow Portobello mushrooms outdoor, make sure that the daytime temperature is no more than 21 Celsius. In the night, the ideal warmth should not be under 10 Celsius.
Once the two-week period has finished, you can get rid of the cardboard and plastic. Then, sprinkle 3 centimeters of the spores over the compost. Mix them well gently.
After that, let them sit for several weeks or until you can see a mycelium, a white webbed film that appears across the surface of your soil.
When the mycelium emerges, it means that your spores are growing appropriately and you can expect something rewarding later.
Next, you need to apply a 3-centimeter layer of damp peat moss at the top of the compost. Lay down the newspaper over it and mist it daily.
You can use distilled water to mist the mushrooms and keep on doing it two times a day for the next 10 days.
Similar to the step on how to grow Portobello mushrooms indoor, you may harvest them at anytime afterward or depending on your preferred sizes.
2. How to Plant Mushrooms in Coffee Grounds
Aside from the general ways to grow mushrooms above, you can also opt for cultivating them in coffee grounds.
It is no secret that mushrooms including the Portobello species can grow anywhere that has something to do with waste. They are capable to thrive on sawdust, paper, cardboard, or everywhere.
White growing them in common garden soil is not possible, you will need Portobello mushrooms substrate to cultivate this species.
Mushroom substrates refer to organic materials that are used to grow this edible plant. Here, coffee grounds appear to be a good candidate for this purpose.
The reason is that coffee grounds are typically solid and have already been sterilized throughout the brewing process.
• Step-by-Step of Growing Mushrooms in Coffee Grounds
First of all, you need to prepare used coffee grounds, a container or bucket that is two to five gallons in size, mushroom spawn with sawdust (shiitake or oyster), cellophane, and a spray bottle.
Second, load the container with coffee grounds. Remember how much you fill the bucket and draw a line the top layer of these mushroom substrates.
Unload the container and place the coffee grounds back to the original packaging. Make sure you do not fill the bucket full.
Third, how to grow Portobello mushrooms should continue by drilling several holes around the container, particularly half-way between the bucket rim and the line that you drew previously.
These holes will help to discharge CO2 since you will wrap the top of the container with the perforated plastic film later on.
Next, you have to load the container with coffee grounds again. Once they are dry, simply damp them. Crack the mushroom spawn with sawdust into the bucket and blend this on the surface so that the spores can spread well.
Then, wrap your container with a layer of cellophane. Don’t forget to poke a couple of holes in it with a pen or anything for air.
It will help to maintain the mushrooms in a suitably damp environment while allowing the air to go in and out more easily. After that, place your bucket in a poorly-lit corner around your home.
Once a day, you have to eradicate the cellophane and spray the coffee grounds lightly with water. Put the coat back when finished.
• How to Care and Harvest Portobello Mushrooms
Similar to growing them in other places, 15 to 20 days after spreading mushroom spores, your coffee grounds will begin to transform and you probably start to notice white patches out there.
When you spot this, simply get rid of the cellophane layer and put your container in a lighter, shady-lit windowsill or around the corner of your house that is less windy but has some light.
However, in terms of how to grow Portobello mushrooms, you should keep in mind that temperature fluctuation can be unfavorable. Thus, the spot must be stable and warm.
You should not let the surface get dried as well. Make sure to spray some water onto the coffee grounds two times a day. Remember that mushrooms like damp and humid substrate.
Within a week or two, you may start seeing small mushrooms coming out and in several days, they will turn plump. Once the caps become upward, don’t hesitate to harvest them.
• Other Tips and Cautions to Grow Portobello Mushrooms
If you are wondering the easiest mushroom varieties to grow on coffee grounds, shiitake and oyster will be the answer. They can thrive perfectly even it is your first time to plant ones.
Another tip on how to grow Portobello mushrooms is to take the hygiene into account. This is especially important before you open and close the cellophane layer.
In case you see any mold on the coffee grounds, simply spray a small amount of water. Moving it to a cooler place may help too. Remember that mushrooms can grow finest when the temperature ranges from 15 to 23 degrees Celsius.
3. How to Cultivate Portobello Mushrooms from Store Brought
It is also possible to grow mushrooms from the ones you buy at the store.Most people consider this practice faster than growing this species from the spores.
When growing Portobello or other kinds of mushrooms from the store-bought stem, you don’t need to count on spores and simply use the mycelium that has already been on the fungi.
How to grow Portobello mushrooms from store-bought is pretty simple. You can take advantage of straw as the bedding by simply immersing this substrate for several days before use.
After that, you can simply pull the straw out of a bucket and utilize any dampened cellulose materials for the additional bedding. Shredded cardboard is a great alternative at this point.
Now is the time to get some nice, healthy mushrooms to grow. Separate the tops and the ends before growing ones.
Remember that the ends of your mushrooms will the fuzzy ones where the white mycelium is located. Trim them into tiny pieces thereafter.
The most appropriate size for growing mushrooms from store-bought is when their stems are around a quarter of an inch.
Furthermore, you can take advantage of paper bags and a cardboard box to layer the medium. On how to grow Portobello mushrooms, don’t skip placing some straw or other damp materials at the bottom of the bucket.
After that, add the mushroom end pieces and lay another layer down until the bucket is fully loaded. Don’t forget to maintain the dampness of your medium as well as mycelium.
Like the way you grow mushrooms in another practice, it is suggested to place them in a dark room where the temperature is around 18 to 23 degrees Celsius.
Then, you will need to incorporate a layer of plastic with holes poked as well to cover the bucket. Mist it immediately if the medium seems dry.
You can tent plastic atop of the medium as well to preserve moisture without restricting the mushrooms to develop.
In approximately 19 days after following the first step on how to grow Portobello mushrooms, you should be able to harvest the fungi.
4. Final Thoughts
Whether you want to grow Portobello mushrooms for a profit or personal use only, it is important to know the right practice of planting one around your home.
Keep in mind that they require moist and typically dark space to thrive appropriately. Once your mushrooms mature, you will be able to enjoy them for making a variety of recipes.
From grilled Portobello mushrooms to ones stuffed with crispy goat cheese, knowing how to grow Portobello mushrooms allows you to easily cook these cuisines at home.