Louisiana Sweet Orange

The Louisiana Sweet Orange Tree

Buy Louisiana Sweet Orange Tree

This sweet orange tree was developed at the University of Louisiana. It’s a larger tree with very sweet tasting fruit which forms in clusters late summer and is ready to harvest during the winter months.

Basic Information

Common Name Louisiana Sweet Orange
Scientific Name Citrus Sinesis ‘Louisiana Sweet’
Location of Origin Louisiana, United States
USDA Zones 9-11
Can be grown in containers? Yes

Fruit Characteristics

Fruit Size Small
Fruit Shape Round
Fruit Flavor Sweet
Rind Thickness Average
Rind Texture Smooth
Rind Color Orange
Flesh Color Orange
Easy to Peel? Fairly Easy
Seeds Some

Tree Details

Has Thorns? Yes, fairly small
Foliage Color Dark Green
Foliage Size Large
Flower Color White
Flower Size Large
Mature Tree Height in Ground 8′ – 12′
Fruit Bearing Age 3 – 4 years old
Alternate Bearer? No
Heat to Sweeten Fruit? Yes

Growing Conditions

Temperature Hardy to 32 ºF
Self-fertile? Yes
Sunlight Required Full Sun
Bloom Season in Minnesota Spring
Harvest Season in Minnesota Winter
Average Spring/Summer Watering Once every 1-2 weeks, more often when hot
Average Fall/Winter Watering Once every 3 weeks

Guides for Growing in Containers


A 3 year old Louisiana sweet orange tree
A 3 year old Louisiana sweet orange tree in a container during the summer of 2018. It should blossom for the first time next spring.
new Louisiana sweet orange buds forming in Early October 2018 indoors in Minnesota
Louisiana sweet orange buds forming in Early October 2018 indoors. The expected seasonality of each citrus tree doesn’t seem to fit with our southern counterparts schedules. I honestly wasn’t expecting much until February or March of next year other than some new leaves and a branch or two.