Tres cantos tomatoes: characteristics and care for growing them

Tres cantos tomatoes Source_ Evogarden

Source: Evogarden

You may not know it, but there are not only a few varieties of tomatoes on the market, in fact, there are many. Some of the lesser known, by name, are Tres Cantos tomatoes. Have you ever read and seen this variety in the fruit store?

Next, we would like to tell you about what Tres Cantos tomatoes are, their characteristics and the care you need to take to plant them in the garden and enjoy the fruits from the garden to the table. Shall we start?


What do Tres Cantos tomatoes look like?

garden with tomatoes Fuente_ Evogarden

Source: Evogarden

The first thing you need to know about Tres Cantos tomatoes is that We are talking about one of the greatest varieties of tomatoes that exist today. In fact, it is easy for each of the tomatoes to weigh between 200 and 300 grams (although some can weigh up to 500 grams). They are mainly used to make salads or to make stuffed tomatoes.

As its name suggests, the Tres Cantos tomato originates from Spain, more precisely from Tres Cantos, in Madrid. It is characterized by being a large rounded tomato that starts out green and, when ripe, takes on an intense red color. That is why other names by which it is known are “round tomato” or “red tomato”.

As for the plant, it is medium in size. Reaches 150-170 centimeters in height and it is quite productive, with which, with the necessary care, it will be able to give you a good production.

Caring for Tres Cantos tomatoes

tomato plant in the garden Fuente_El huerto de Lopez

Source: The Garden of López

If after reading the above, and even trying Tres Cantos tomatoes, you have decided to grow them in your garden, What if we gave you the keys to take care of it and get a good harvest? Here we tell you all the keys that you must keep in mind.

When to Plant Tres Cantos Tomatoes

Like many other tomatoes, the Tres Cantos variety should be planted in mid-March, just as spring begins and good weather arrives.

Depending on the climate you have, you can delay it or bring it forward (for example, if you live in a temperate climate zone and from March there is no more frost, you could plant them so that the production starts earlier). Even, in the Mediterranean climate it could be grown all year round. Of course, to do this, it is necessary to keep the earth always warm so that the roots do not deteriorate.

location and temperature

The best way to grow the Tres Cantos tomato is to place it in an area of ​​the garden, either in a pot or in the ground, where it has at least 8 hours of sunshine, several of which are direct, because in this way he will develop much better and will obtain part of the needs he needs.

Professionals recommend growing it with a south or southeast orientation, as that will provide the most light.

Regarding the temperatures, it should be noted that the ideal temperature for Tres Cantos tomatoes is between 18 and 20 degrees. Obviously, it can handle higher temperatures as long as irrigation is increased (so the plant doesn’t dry out or run out of nutrients to grow tomatoes).

For its part, in terms of low temperatures, it is preferable that they do not fall below 12 ° C because then the production of tomatoes would be endangered.


You need to make sure that the soil you use for the tomato is very fertile and with plenty of drainage. A good mix of this could be universal substrate with earthworm humus and also perlite or expanded clay. Make sure the soil is very cool and permeable.

Keep in mind that many plant the seeds beforehand in nurseries so that once they germinate and are strong enough, they are transplanted to their final site (from then on it is time to get the harvest).


Harvest Source_Semilleros la palma

Source: Semilleros la palma

Tres Cantos tomatoes need a lot of water, but without generating floods or very high humidity because this, In addition to being negative for the roots, it could cause the appearance of fungus.

As far as watering is concerned, it is best to do it first thing in the morning or late afternoon. This way you prevent the water from being heated by the sun or burning the plant.

Of course, care must be taken not to wet the whole plant as this could also harm its health (and the appearance of pests and diseases). For this reason, when a time has come (usually when the plant is already about 30 centimeters tall) that it will have to be staked so that the branches can support the weight of the fruits without them touching the ground (they will rot).


Fertilizer is one of the most important points when growing Tres Cantos tomatoes. It is important that you give it a fertilizer rich in NPK and Magnesium, as well as Nitrogen and Potassium.

Since it begins to grow, you need to apply fertilizer frequently to be able to achieve good production.

Sometimes what you can do is before you plant it, put a base of organic matter on the soil (manure, for example). And then bet on the fertilizer next to the irrigation water.

Plagues and diseases

We cannot tell you that Tres Cantos tomatoes are resistant, because the truth is that they are strongly affected by pests and diseases. Perhaps more the second than the first.

Diseases to consider include powdery mildew, blossom end rot and downy mildew, which are the ones that affect you the most.

As for pests, the most common are whiteflies.

When to Pick Tomatoes

Once you’ve planted the tomatoes, when they look bigger and reddish, it’s time to cut them from the bush and harvest them. To give you an idea, It is usually harvested three months after being planted after transplanting (in case you put it in the nursery).

As you can see, Tres Cantos tomatoes, if you give them the most special care (such as watering, fertilizing and controlling pests and diseases), will not give you too many problems and in return you will you will have very tasty tomatoes. Although, if you’re wondering, they’re less sweet and juicy than other tomatoes. Have you tried them? What did you think?

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