ST Maui Mango Grow Guide

A Ripe ST Maui Mango
Image Credit: Tropical Acres Farms

Despite its name and tropical flavors, ST Maui Mango is technically not considered a Hawaiian mango.

However, that doesn’t mean it can’t taste like a mango that you’d expect from Hawaii 😀 This mango cultivar has a remarkable taste that is like no other mango I have previously sampled.

With that being said, this grow guide will cover everything that you need to know about ST Maui Mango:

Table of Contents

ST Maui Mango Tree Growth Habit & Fruit Production

The ST Maui Mango is considered a large-sized mango tree.

ST Maui Mango Trees have a very vigorous, upright & spreading growth habit that produces a dense canopy. As a result, ST Maui can realistically be kept between 15 – 20 feet tall with annual pruning. With that being said, ST Maui would not do well long-term in containers and would not be considered a “condo” mango.

Due to the tree’s aggressive growth habit, ST Maui is not a suitable tree for small yards. Furthermore, attempting to keep the tree smaller than 15 – 20 feet will result in the tree using most of its energy towards growing new foliage instead of producing flowers and fruit, substantially reducing fruit yields.

ST Maui’s fruit production consistently ranges from good to heavy. While ST Maui may not be incredibly precocious, mature trees often bear abundant fruit, with multiple crops in a single season. The mangos themselves are medium-sized fruits that typically weigh between 1 – 1.2 lbs.

ST Maui also requires a strong fruiting stimulus, which colder winters provide, to maximize their fruiting potential. As a result, I recommend limiting ST Maui plantings to areas with chillier winter temperatures, such as Central Florida or even California, rather than South Florida.

ST Maui Mango Flavor Profile

ST Maui Mangos are considered an Indian Flavored Mango.

The fruit is round with a beautiful red blush when ripe. It has a pleasant mango aroma and may resemble an apple at times. The light yellow flesh is firm, smooth, and free of fibers, with a juicy and not very dense texture.

The flavor of ST Maui is uniquely sweet and rich, with hints of tartness and a subtle resinous spice that adds complexity without being overwhelming. If you’re not a fan of resin flavor, rest assured that it’s only a subtle note in the overall taste.

A Ripe ST Maui Mango
Image Credit: Tropical Acres Farms

However, what sets ST Maui Mango apart are the tropical fruit notes, including guava, pineapple, passion fruit, and subtle hints of citrus. While the flavor has a slight acidic component, it’s far less acidic than what’s typically found in Florida cultivars.

Side Note: If you really love guava, you might want to consider looking into Guava Mango 😀

To be honest, ST Maui has a truly unique taste. If I were to eat it blindfolded, I might not immediately identify it as a mango. Interestingly, the only other mango I’ve tried with a similar array of diverse fruity flavors is Fruit Punch. That said, the overall flavor of ST Maui is more reminiscent of mangos from the Indian flavor group, like Jakarta or Emerald.

Finally, it’s worth noting that ST Maui Mangos produce monoembryonic seeds, which means that planting a seed from a ST Maui Mango won’t yield another ST Maui Mango Tree.

ST Maui Mango Season (And When To Pick)

ST Maui Mangos are considered a mid season mango (June – July).

As ST Maui trees mature, they yield multiple crops, with the first batch ripening in June and the second in July. Between this extended harvesting season and the fruit’s excellent shelf life, ST Maui truly stands out.

4 Ripe and Mature St Maui Mangos
Image Credit: Tropical Acres Farms

With that being said, the best time to pick ST Maui Mangos are when they are mature and beginning to ripen on the tree. From a color perspective, this is when the fruit is beginning to show signs of yellow color break on the bottom half of the fruit. Identifying this change in color can sometimes be challenging with ST Maui due to its tendency to develop an insane red blush that can cover the entire fruit.

However, it’s important to remember that a mango’s blush has nothing to do with the fruit’s ripeness. A rule of thumb to remember is that More Sun = More Blush, Less Sun = Less Blush.

That said, ST Maui is perfectly ripe when the majority of the fruit (not covered by the red blush) transitions to a yellow color. Don’t worry if there is still a small amount of green on the fruit; that’s perfectly normal.

Aside from color, here are some additional tips to knowing when a ST Maui Mango is ready to pick:

  • Is the fruit beginning to soften?
  • How does the stem look? It’s it drying up near where it connects to the fruit?
  • Are there beads of sap present on the fruit?

ST Maui Mango Disease Resistance

ST Maui Mango exhibits moderate resistance to various fungal diseases, such as Anthracnose, Bacterial Black Spot, and Powdery Mildew. As a result, ST Maui would be an excellent addition to yards with less than ideal conditions, such as higher humidity levels and low winds.

ST Maui Mango History

Contrary to popular belief, ‘ST’ in ST Maui doesn’t stand for ‘saint.’

Instead, it’s likely derived from the initials of a researcher who evaluated the cultivar at the University of Hawaii. The evaluation’s conclusion was ‘tested but not presently recommended,’ although the specific reasons for this recommendation are unknown.

ST Maui found its way to Florida when Richard Hamilton, one of the original researchers, sent a tree to Richard Campbell. Interestingly, ST Maui isn’t widely propagated or well-known in Hawaii.

ST Maui is speculated to be a descendant of White Pirie or Bombay.

ST Maui Mango Tree For Sale (Where To Find)

Tropical Tree Guide has proudly partnered with Montura Gardens, a family-owned nursery in Clewiston, Florida, to bring you premium, grafted tropical fruit trees—delivered FREE to your doorstep! With Montura Gardens’ exceptional quality and service, we’re making it easier than ever to grow flourishing tropical trees right in your backyard.

For more information, please check out our Tropical Fruit Trees For Sale Page.

Conclusion

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If you have any questions regarding anything mentioned in this grow guide, please comment them below! This way, others can also benefit from the answer to the same question. For any other questions or growing tips that you think may be helpful, feel free to use the contact form and drop me a line.

Thank you for reading! 🙂

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Matthew Rowlings

I have a degree in Biology from the University of Florida and am also an Active Florida Master Gardener. I am located in Central Florida (Zone 10A) and have 7+ years of experience with growing, propagating, and grafting 20+ types of tropical fruit trees on my 0.15 acre suburban lot. You can learn more about me and why I started Tropical Tree Guide on my about page.

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