SKU: 6477367411
roystonea altissima

roystonea altissima Jamaican Royal Palm (Roystonea altissima) (Seeds)

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Description

roystonea altissima Jamaican Royal Palm (Roystonea altissima) (Seeds)Roystonea altissima Jamaican Royal Palm Towering Caribbean palm with commanding presence and exceptional height About Roystonea altissima Roystonea altissima, known as the Jamaican Royal Palm, is a spectacular and towering species native to Jamaica and the broader Caribbean region. This magnificent palm is renowned for its exceptional height, achieving some of the tallest proportions within the Roystonea genus, with smooth grey trunks that soar

Roystonea altissima

Jamaican Royal Palm

Towering Caribbean palm with commanding presence and exceptional height

About Roystonea altissima

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Roystonea altissima, known as the Jamaican Royal Palm, is a spectacular and towering species native to Jamaica and the broader Caribbean region. This magnificent palm is renowned for its exceptional height, achieving some of the tallest proportions within the Roystonea genus, with smooth grey trunks that soar majestically above the landscape and create a striking silhouette.

The Jamaican Royal Palm features a characteristic bright, luminous green crownshaft that transitions into gracefully arching, compound fronds that dance elegantly in tropical breezes. This species thrives in tropical lowlands and mountain valleys, adapting remarkably well to diverse cultivated environments. Mature specimens can reach heights exceeding 25–30 meters, with deep, anchoring root systems and naturally self-cleaning trunks that create an unforgettable tropical statement.

Fresh seeds from VIRIAR.COM are carefully hand-selected from healthy, mature palms grown in optimal conditions, ensuring exceptional germination rates and maximum vitality. Perfect for collectors of the most impressive tropical specimens, botanical gardens, resorts, and landscape designers seeking an unmistakable focal point, the Jamaican Royal Palm is the ultimate choice for those desiring unparalleled botanical prestige. With dedication and patience, this extraordinary royal palm will reward growers with one of the most commanding and unforgettable tropical silhouettes in the world.

Towering Majesty & Botanical Excellence: Roystonea altissima combines extraordinary height with tropical elegance and exceptional vigor, making it the ultimate choice for discerning collectors and landscape designers seeking the pinnacle of Caribbean palm achievement and an unmatched ornamental presence in tropical and subtropical settings.

Germination Guide

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Seed Preparation

Contents: 4 fresh, viable seeds. Pre-treatment: Soak seeds in warm water for 48–72 hours to soften the seed coat and initiate germination processes. Change water daily for optimal results to maximize viability and ensure faster sprouting.

Sowing Medium & Drainage

Use an excellent drainage mix: 50% coarse sand or perlite combined with 50% cocopeat or premium seed-starting substrate. Exceptional drainage is critical to prevent fungal development and root rot during the germination phase. Consider adding a thin layer of coarse sand on top for added air circulation.

Planting Depth & Positioning

Plant seeds approximately 2–3 cm deep, positioned horizontally or slightly tilted. Light coverage is essential—avoid burying too deeply. Consistent and stable moisture levels are critical for success. Ensure proper spacing between seeds to allow air circulation.

Temperature & Humidity

Optimal Range: 28–33°C provides ideal conditions for germination. Humidity: Maintain high humidity (75–85%) using a plastic cover or mini-greenhouse with occasional ventilation to prevent fungal issues while retaining essential warmth and moisture.

Watering & Light Management

Maintain substrate moisture consistency without waterlogging. Use gentle bottom watering or fine misting to avoid soil disturbance and seed displacement. Provide bright, indirect light initially; once first leaves emerge, gradually transition to stronger light conditions for robust seedling development.

Germination Timeline & Care

Germination typically occurs within 2–5 months, depending on temperature consistency and seed dormancy. Consistent warmth significantly improves success rates. Once seedlings develop true leaves, carefully transplant into individual containers with rich, well-draining palm soil mix. Handle gently to protect the delicate taproot.

Plant Care Guide

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Light Requirements

Young Plants: Benefit from bright, filtered sunlight during the acclimation period. Mature Palms: Demand full sun exposure for optimal trunk color, vibrant crown development, and maximum vigor. Gradual transition from shade to full sun prevents damaging leaf scorching.

Soil Requirements

Requires deep, fertile, well-draining soil rich in organic matter. Mix should include sand, loam, and composted organic material for optimal root development and aeration. Good drainage is absolutely essential—poor drainage leads to root rot and stunted growth in this species.

Watering & Fertilization

Water: Maintain consistent soil moisture during active growth, especially in warm months. Allow brief drying between waterings but never let soil become completely dry. Fertilize: Apply balanced palm fertilizer (12-4-12 + micronutrients) every 2–3 months during growing season to maintain lush foliage and strong development.

Temperature & Hardiness

Optimal growing temperature range is 22–35°C. Roystonea altissima is a warm-climate species and should be protected from frost. It tolerates brief cool spells but thrives in consistent warmth. Extended cold exposure can damage fronds and stunt growth.

Pruning & Maintenance

Requires minimal pruning—only remove completely brown or dead fronds near the base. Never cut living green fronds as this can cause permanent damage. Allow natural frond shedding. The trunk is self-cleaning and requires no intervention. Maintain cleanliness around the plant base.

Container Growing & Repotting

Young plants adapt well to large containers during early development stages. Use pots with excellent drainage holes and high-quality potting mix. Repot every 2–3 years as roots develop to prevent root binding. Eventually, mature specimens are best planted directly in landscape or large permanent containers for optimal growth potential.

Pests, Diseases & Health Management

Generally very resilient and pest-resistant. Monitor occasionally for scale insects, mealybugs, or spider mites. Use neem oil or insecticidal soap if treatment becomes necessary. Maintain excellent air circulation and proper watering practices to prevent fungal and disease issues. Healthy specimens rarely experience significant problems.

Quick Reference Summary

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Botanical Name
Roystonea altissima
Common Name
Jamaican Royal Palm
Origin
Jamaica & Caribbean
Seed Contents
4 Fresh Seeds
Light
Full Sun
Growth Rate
Moderate to Fast
Germination
2–5 Months
Temperature
22–35°C
VIRIAR.COM

Premier Provider of Exceptional Exotic and Rare Seeds Worldwide

Specializing in authentic, carefully curated germplasm selected with meticulous precision and unwavering commitment to quality excellence.

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SKU: 6477367411

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4.1 ★★★★★
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Verified Purchase
TooMuchStuff
Natrona Heights, US
★★★★★ 5
Easy to set up & works great
Style: Single Arm, Size: 13"-34"
It was super easy to get set up, came with all the hardware ypu need to install multiple ways. Holds my monitor securely and is still easy to move around. The adjustments are easy to access and have plenty of variation. Great purchase, such a reasonable price.
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Reviewed in the United States on May 16, 2026
M
Verified Purchase
Mike
Battle Creek, US
★★★★★ 5
I love it!!
Style: Dual Arms, Size: 17"-33"
I love this product. I do a lot of gaming and you tube watching. At the same time a lot. With this I keep my desktop clear so I can have my notebooks there and can still have both my monitors up and running. Another plus is if I decide to sit on the couch and play the console I can turn the screen a full 180 degrees so I can setup you tube and play games on the T.V. using the console. The product itself feels to be of decent quality. It is not all plastic. The clamp is nice and strong.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 24, 2026
E
Verified Purchase
Ezra
Massapequa, US
★★★★★ 3
Gets the job done. Just barely.
Style: Dual Arms, Size: 17"-33"
It holds up my monitor, but just barely, and without any confidence or finesse. I had to move on from my previous arm mounts, the HUANUO. Those claimed to hold up to a 30 inch monitor and support 20 pounds. When I upgraded to a Samsung Odyssey Neo G8, it could no longer perform its duties. The gas shock was up to task, but the final adjustment piece that tilts it up or down was a hard down. Queue this piece of hardware! 22 pounds is more than 20, and 32 is more than 30. This time I'm not even technically out of spec. The clamping force seems more than adequate to hold this to my desk. I will, at this point, basically walk you through how I feel about this mount, based on the order of installation instructions. The way it goes together means that you will have to pull your desk out to maneuver the clamp in place before snugging it back up to the wall, a point in the HUANO's favor since it had a clever leveraging mechanism that lets you hang it with your desk still against the wall. The way cords route through the arms close to the base means that you have to route them before you put the swivel arm on the base. This is because it has a screw at the front and back to secure the cover, and the angle/height are such that you cannot fit a screwdriver into the bottom one after you mount it. While not impossible to do with it installed, it would involve a right-angle screwdriver. They provide one of those, but the screwdriver bit of it is on the long shaft, and you would need it on the short shaft to get to that screw. The way the swivel arms mount on the base is less than ideal as well. The arm slips onto a robust metal hub, and you tighten a screw that pushes against a plastic tab that makes it harder or easier to move. The location for this screw faces the wall. So you must turn the arm at an extreme angle to make it tighter or looser. Not a big deal, but noticeable. Top arms go on smoothly, cable routing is simple and easy. No complaints about this section. Mounting the monitor. The instructions are to mount the plate to the monitor, and then slide the plate onto the holder and secure it with the screw. I did this for neither of my monitors, although I tried it for my second. My big monitor went smoothly by mounting the bracket ahead of time and just forcing the arm down into position while my monitor rested on my desk. I tried this for my second bracket, but it was much harder to do with the monitor in a vertical orientation. So then I tried to do it the way the instructions wanted. I would have been able to do so, but my monitor has the mounting location set into the back of the monitor. This means that you can't mount it flush and then slide it on because you don't have clearance. So I tried to use the spacers. The spacers aren't spacious enough and the screws bottomed before snugging. While I'm not saying that solution wouldn't have technically worked, I instead reverted back to mounting the bracket first. This time I laid my monitor flat on the desk, reduced the tension in the shock greatly, and placed it into position that way. At the end when it's complete and setup? It works. It will hold the G8. But just barely. The G8 uses an adapter to go from the monitor mounting points to VESA 100. This adapter sticks out quite a bit from the monitor, which means the weight is further away from the mounting point. Getting the tilt adjustment to hold involved a bigger allen wrench and cranking it further than it seems like it was meant to go. It groaned, but it held. It wants to dip if you mess with it, so I crank it again. Will it one day totally fail on me and point my monitor at my desk? Maybe. But it works on day 1, so that's a start.
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Reviewed in the United States on February 29, 2024
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Verified Purchase
Nikki05
Alexandria, US
★★★★★ 5
Holds Backpack Straps Together
Size: 6inches-60PCS
Good quantity for its price. It’s a good quality and durable. I use it to hold my Loungefly backpack straps that I hang on my wall and it does its job perfectly. It’s reusable too.
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Reviewed in the United States on May 22, 2026
R
Verified Purchase
Raniel Nebrida
Lowell, US
★★★★★ 5
Perfect for small normal cables lying around.
Size: 6inches-200PCS
Cable ties to organize my random cable is what I needed in my life. The quality is solid and it's easy to use and adjust. They hold well without slipping and the size is perfect for use with normal cables. its about 6 inches long so its gives you a little less than 3inch radius considering they way it is suppose to loop. I think realistically, its more like 2 inch radius. It is versatile and can be reused considering its velcro.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026

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