Strawberry

Seasonal Strawberries.

A concentrated harvest, grown for a defined market window.

Grow strawberries under glass The numbers

A peak week that has to be eaten

A seasonal crop arrives all at once. That is the point of it, and it is also the moment when distance does the most damage. Strawberry cannot be held back to suit a schedule. Fruit that lands in a peak week either moves through the chain within days or it is lost.

Ripeness at picking is what makes the volume worth having. Sugar, aroma and vitamin C peak in the last days on the plant, and a crop timed for a defined window is sold on exactly those qualities. Picking early to buy transit time gives away the reason the window was valuable in the first place.

Proximity is what makes the peak manageable. A short chain lets a concentrated harvest be picked ripe and delivered inside its own week, and it lets a buyer order against real demand rather than ordering extra to cover the losses of a long journey. The harvest then becomes a supply event instead of a waste event.

Nutrition facts

Strawberries, raw

Per 100 g

Energy: 32 kcal
Fat: 0.3 g
Carbohydrate: 7.68 g
Sugars: 4.89 g
Fiber: 2 g
Protein: 0.67 g
Sodium: 1 mg
Potassium: 153 mg
Vitamin C: 58.8 mg

Source: USDA FoodData Central, FDC 167762

Seasonal strawberry, also called short-day or June-bearing, flowers in response to day length and produces a concentrated crop rather than a continuous one. It is grown for a defined market window, and where that window is valuable the concentrated harvest is the point rather than a limitation.

What the crop needs

The crop is grown on suspended gutters like the everbearing type, but the plant is managed to a different rhythm. Flowering is triggered by day length, so the planning question is when the window falls and how the crop is timed into it. The labour profile is concentrated rather than spread, which changes how a house is staffed.

What the greenhouse has to do

A concentrated harvest is a scheduling problem before it is a growing one. The crop arrives in a burst, so picking labour, cooling and pack capacity all have to be sized for the peak week rather than for the average — and then stand idle. Whether that pays is decided by the value of the window being supplied, which makes it a question for the brief.

The building is strawberry building: suspended gutters hung from the structure, waist-height picking, a controlled root zone and a canopy kept dry. What a seasonal crop adds is the chance to empty and reset the compartment between crops, which opens up options a continuous crop does not have — a second crop in the gap, or a cleaning window that a year-round house never gets.

DutchGreenhouses® designs the structure, climate, screening and irrigation around the strawberry system and the market window being supplied, so the peak week is carried rather than survived. Get in touch to discuss a seasonal strawberry project.

Questions

Seasonal strawberry, asked and answered

What is the commercial argument for seasonal types?

A concentrated crop hitting a valuable window. Where the price in that window is high enough, harvesting everything at once is the point rather than a limitation.

What does a concentrated harvest ask of the house?

Peak capacity. Picking labour, cooling and pack capacity are sized for the busiest week and idle outside it, so the compartment layout has to make that affordable.

Can the compartment be used for anything else?

That is the advantage of a seasonal crop. The house empties between crops, which leaves room for a second crop in the gap or for a cleaning window a year-round house never gets.