3535 Sweetheart Onion

"Its characteristic sweet and mild onion flavor makes it perfect for household consumption"

Sweet, mild flavour and crunchy texture define the Sweetheart Onion, a sweet and short-day variety. It has a flat, mild-tasting bulb with an almost seedless bulb. The onion is adaptable to indoor growing and can be harvested in as little as 10 weeks.

Also known as: Yellow granex,Texas sweet, flat onion

Botanical name: Allium Cepa

Sweetheart Onion illustration

Quick Facts

PLU Code

3535 (4-digit conventional)

Category & Size

VegetablesOnionsAll sizes

Origin

USA

Storage Temperature

-1°C to 0°C (30°F to 32°F)

Shelf Life

4 to 6 months

Status

Approved

About Sweetheart Onion

These bulbs are a low-fiber, sweet yellow onion. They have a shallow, flat base, which reduces bruising, enabling them to be grown, handled and shipped with tremendous profits. An extremely mild flavor comes with them, meaning that they are well sought-after for cooking.

Nutrition Information

The nutrition facts for the Sweetheart Onion are as follows, per 100 grams serving.

Energy is 34 kcal.

Carbohydrates are 8.64 grams.

Fiber is 1.1 grams,

Sugar is 2.37 grams.

Protein is 0.92 grams.

Fat is 0.15 grams.

Sodium is 0.02 grams.

Potassium is 224 mg.

Folate is 21 mcg.

Vitamin C is 18 mg.

Storage & Handling

Cool, dry storage conditions to prevent moisture and heat from accumulating and causing sprouting

Optimal Storage Conditions:
Temperature: -1°C to 0°C (30°F to 32°F)
Humidity: 60% to 80%
Packaging: Ventilated bags or containers to maintain humidity and air circulation
Shelf Life: 4 to 6 months
Storage Notes: Onions are sensitive to ethylene-producing fruits and should be stored separately

Search PLU Codes

Tags
3535Sweetheart OnionAllium CepaAll sizesVegetablesOnionsApproved
Commodity Details
Commodity Key:
onions
Variety:
Sweetheart
Created:
July 2022
Last Updated:
December 2023
PLU Code Reference

4-digit codes: Conventionally grown produce

5-digit codes starting with 9: Organic produce

5-digit codes starting with 8: Originally intended for GMO (rarely used)


PLU codes streamline checkout processes, improve inventory management, and provide consistency across different stores. The system was developed by the International Federation for Produce Standards (IFPS).