Increasing Tomato Yield | Yara United States (2024)

High field crop yields are obtained on freely drained soils where water and nutrients are not limiting. Plant density and spacing are critical to ensure crops make best use of environmental, especially light conditions, so that yield potentials are reached.

Maintenance of optimum soil pH ensures nutrients are readily available. The use of herbicides or cultivation will remove any weed competition.

Temperature and light intensity are critical at flowering to ensure unhindered flower formation, good pollination, fertilization and fruit set.

High temperature stress can lead to bud abscission prior to flowering. The same conditions at flowering will lead to abnormal flower development and death.

Increasing Tomato Yield | Yara United States (1)Growers can minimize the competitive effects of excessive vegetative development by leaf pruning – most commonly by removing the lower leaves to allow more light to reach the ripening fruit. This also provides better air movement around the lower stem, reducing the impact of stem diseases. It is important to avoid excessive leaf pruning in high light environments as the crops can be at risk of sunscald.

Maintaining a leaf area index of 3 will maximize fruit growth. Hand thinning of tomatoes on the end of a truss ensures more evenly sized, larger fruit.

The use of growth regulators such as auxins at anthesis can stimulate fruit set, and increase fruit size especially under low light and low temperature conditions.

Carbon dioxide enrichment in greenhouse crops increases individual fruit weight and total yield. This is especially true in greenhouses with limited ventilation.

The control of salinity by good leaching practices within the root environment and water supply management will maximize growth and ensure good nutrient availability.

Crop nutrition is essential

  • Nitrogen and potassium are fundamental to achieving high marketable yields. Correct form of nitrogen is critical – ammonium can restrict growth and adversely affect quality.
  • Phosphorus is important for early growth and root development of the establishing seedling.
  • Calcium is needed to ensure vigorous leaf and root development and canopy growth.
  • Magnesium is particularly important at flowering and then throughout fruiting to ensure good flower set and fruit fill.
  • Unavailability of any micronutrient will restrict yield.
Increasing Tomato Yield | Yara United States (2024)

FAQs

Increasing Tomato Yield | Yara United States? ›

It is important to avoid excessive leaf pruning in high light environments as the crops can be at risk of sunscald. Maintaining a leaf area index of 3 will maximize fruit growth. Hand thinning of tomatoes on the end of a truss ensures more evenly sized, larger fruit.

How can I increase my tomato yield? ›

INCREASE TOMATO PRODUCTION
  1. SUNLIGHT, SUNLIGHT, SUNLIGHT. Tomato plants need 10+ hours a day of direct sunlight. ...
  2. DON'T OVER WATER. One of the biggest issues people face when gardening is over watering. ...
  3. SUPPORT THE PLANT. ...
  4. TRIM LOWER BRANCHES. ...
  5. PINCH THE SUCKERS. ...
  6. FERTILIZE AT THE RIGHT TIME. ...
  7. "TICKLE" THE BLOOMS.
Aug 5, 2021

What fertilizer increases tomato size? ›

Damu – For Bigger Fruit

Damu works by helping plants move photosynthates from the leaves where they are made to the fruit. This helps improve size of tomatoes ahead of picking.

How to make tomato plants produce more? ›

Here Are The Secrets To Growing Delicious Tomatoes
  1. Aim For 7–8 Hours of Direct Sun. ...
  2. Test and Amend Your Soil. ...
  3. Add Quality Vegetable Fertilizer. ...
  4. Water Tomatoes Generously and Consistently. ...
  5. Use Mulch. ...
  6. Prune The Tomato Suckers. ...
  7. Plant Your Tomatoes Extra Deep. ...
  8. Help Out With Pollination.

Where do tomatoes grow best in the US? ›

More specifically, approximately one-third of the world's tomatoes and 95% of United States' tomatoes are produced in California. Some of the areas where tomatoes are grown include Sacramento Valley and San Joaquin Valley.

How to encourage tomato production? ›

Tips for Growing Tomatoes
  1. More Sun Equals More Fruit. It's important to choose the sunniest spot in your garden for your tomatoes. ...
  2. Beef up the Soil. ...
  3. Timing is Everything. ...
  4. Plant Deeply. ...
  5. Invite Friends to the Party. ...
  6. Water Deeply and Mulch, Mulch, Mulch. ...
  7. Offer a Cup of (Compost) Tea. ...
  8. Pruning is for Suckers.

Does topping tomato plants increase yield? ›

Called "topping," this type of pruning causes the plant to stop flowering and setting new fruit, and instead directs all sugars to the remaining fruit. This way, the fruit will ripen faster, plus it becomes more likely that the green tomatoes you pick before frost will actually ripen when you bring them indoors.

What helps tomatoes produce more fruit? ›

If you're faced with tomato plants not setting fruit, the best thing to do is to keep the plants healthy and fertilized with plant food, such as Miracle-Gro® Shake 'n Feed® Tomato, Fruit & Vegetable Plant Food. The plants will start to produce again when the weather becomes favorable.

What causes low yield in tomato plants? ›

Temperatures above 90 degrees Fahrenheit during the day can cause the blossoms to drop without setting fruit. If evening temperatures fall below 55 degrees, remain above 75 degrees, or if the humidity is too high, blossoms can also drop prematurely. Tomatoes are pollinated by wind or insects.

How do you prune tomatoes to increase yield? ›

If your goal is to maximize the harvest, prune suckers sparingly. A good compromise is to remove all suckers that grow below the first flower cluster. This helps keep the main supporting stem strong, but it doesn't remove upper suckers that will eventually produce flowers and fruit.

What is the tomato capital of the United States? ›

Jacksonville is located in East Texas, north of the county seat, Rusk, and south of Tyler, in Smith County. Area production and shipping of tomatoes gained the town the title "Tomato Capital of the World".

What are the top 3 tomato producing states? ›

Download Table Data
StateTomato Production 2022 (cwt)
California217,306,000
Florida8,322,000
United States225,628,000

What US state grows 90% of the US winter tomato crop? ›

So far, the agreements between retailers and growers are limited to Florida's tomato fields, which in itself is no small feat considering that the state produces 90 percent of the country's winter tomatoes.

What causes low tomato yield? ›

If evening temperatures fall below 55 degrees, remain above 75 degrees, or if the humidity is too high, blossoms can also drop prematurely. Tomatoes are pollinated by wind or insects. During extreme weather conditions, there can be low populations of insects, which will result in low fruit production.

How do I trim my tomatoes to produce more? ›

One way to prune suckers, other than simple pruning, is to pinch them off at the tips rather than the base of the shoot. By leaving a few leaves, you allow the plant to produce more energy for ripening tomatoes, plus you give shade to ripening fruit. This technique is called “Missouri pruning.”

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