Zill O-15 is a Gary Zill Jakarta seedling described as an early mango with firm fiberless flesh and resinous Jakarta-like flavor.
Mango Characteristics
Origin: Florida, Zill Mangoes
Flavor: Indian / West Indian / resinous
Sweetness: Good to excellent
Brix: N/A
Sourness: Mild
Fiber: None
Fruit Size: Medium
Eaten Green: Unknown
Production: Short ripening window
Season: Early; May-June
Growth: Very vigorous, spreading dense canopy
Disease Resistant: Stem-end rot and anthracnose spots reported
Tree Size: Large
Small-yard: No, except where heavily pruned
Container: No
Seed Type: Unknown
Zill O-15 Mango Overview
Zill O-15 is listed on Mangopedia as a Indian / West Indian / resinous-flavored mango. This profile is written for growers, collectors, and fruit buyers who need practical context instead of journal-style notes.
Public documentation on this cultivar or selection code is limited, so Mangopedia keeps uncertain traits marked unknown and avoids unsupported parentage, Brix, season, or performance claims.
Flavor and Fruit Notes
The profile currently lists Good to excellent sweetness, Mild sourness, and None fiber. Fruit size is listed as Medium. These categories help compare mangoes across the directory, while actual eating quality depends on climate, harvest timing, tree health, and ripening.
Tree and Growing Notes
Growth is listed as Very vigorous, spreading dense canopy, tree size as Large, and production as Short ripening window. Small-yard suitability is No, except where heavily pruned, while container suitability is No. Zill selections and older regional cultivars should be evaluated with local disease pressure, canopy management, and verified source material in mind.
Collector Notes
Zill O-15 is best compared with mangoes from the same origin, parentage, or flavor family. Mangopedia uses conservative tags and aliases so readers can connect related selections without turning collector rumor into fact.
Related Mangopedia Pages
Sources reviewed: Existing MangoPedia notes; Tropical Acres Farms cultivar descriptions; Florida/Zill collector references. Existing Mangopedia Brix values were preserved unless a reliable source clearly disproved them.