SKU: 90449670358
cycad potting mix

cycad potting mix Dioon spinulosum – Giant Mexican Cycad (Live Potted Plant) – VIRIAR

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Description

cycad potting mix Dioon spinulosum – Giant Mexican Cycad (Live Potted Plant) – VIRIARDioon spinulosum Spineless Dioon Ancient cycad with striking spiny foliage from Mexico About Dioon spinulosum Dioon spinulosum, commonly known as the Spineless Dioon or Spinulose Cycad, is a striking and ancient cycad native to Mexico and parts of Central America. This cycad is renowned for its distinctive, spiny foliage and sturdy growth habit, making it a popular choice for ornamental gardening and landscape design. The Spineless Dioon is a slow

Dioon spinulosum

Spineless Dioon

Ancient cycad with striking spiny foliage from Mexico

About Dioon spinulosum

Dioon spinulosum, commonly known as the Spineless Dioon or Spinulose Cycad, is a striking and ancient cycad native to Mexico and parts of Central America. This cycad is renowned for its distinctive, spiny foliage and sturdy growth habit, making it a popular choice for ornamental gardening and landscape design.

The Spineless Dioon is a slow-growing cycad that can reach heights of 2–4 meters (6–13 feet) with a similar spread. It features a short, stout trunk that supports a rosette of large, pinnate leaves. The leaves are dark green, leathery, and have a unique, spiny texture along their margins, which gives the plant its common name. The leaves can grow up to 1.5 meters (5 feet) long and are arranged in a circular pattern around the trunk. The plant produces reproductive cones characteristic of cycads but does not bear traditional flowers.

Ancient Elegance: Dioon spinulosum is a unique and eye-catching cycad that adds a touch of ancient elegance to any landscape. Its distinctive foliage and durability make it a favorite among garden enthusiasts and collectors seeking a remarkable plant for their collections.

Growing Conditions

Light Requirements

Dioon spinulosum thrives in full sun to partial shade. It prefers bright, direct sunlight but can tolerate some afternoon shade, particularly in hotter climates. Ensure it receives at least 4–6 hours of sunlight per day for optimal growth.

Temperature Preferences

This cycad prefers warm climates with temperatures ranging from 15–30 °C (59–86 °F). It can tolerate brief periods of cooler temperatures but should be protected from frost and temperatures below 5 °C (41 °F). It is best suited for USDA zones 9–11.

Soil Composition

The Spineless Dioon prefers well-draining, sandy or loamy soils rich in organic matter. It can adapt to various soil types but thrives in slightly acidic to neutral pH conditions. Ensure good drainage to prevent root rot.

Water Management

Regular watering is important, especially during the growing season. Keep the soil consistently moist but not waterlogged. Reduce watering in the winter months when the plant's growth slows down.

Planting and Care

Planting Location

Choose a location with full sun or partial shade and ensure well-draining soil. For container planting, use a large pot with good drainage and a nutrient-rich potting mix. If planting in the ground, ensure the site has well-draining soil and enough space for the plant's growth.

Fertilization Program

Feed Dioon spinulosum with a balanced, slow-release fertilizer formulated for cycads. Apply fertilizer every 6–8 weeks during the growing season to support healthy growth. Avoid over-fertilizing, as this can lead to nutrient imbalances.

Maintenance Requirements

Prune off any dead or damaged leaves to maintain the plant's appearance and encourage new growth. The Spineless Dioon is relatively low-maintenance but should be monitored for pests and diseases. Check for common issues such as scale insects, aphids, or fungal infections.

Growing from Seeds

Seed Preparation

Soak the seeds of Dioon spinulosum in warm water for 24–48 hours to soften the outer seed coat and improve germination rates. Scarify the seeds by lightly sanding them if necessary.

Sowing Medium

Sow the seeds in a well-draining seed-starting mix. Plant the seeds about 2–3 cm (1 inch) deep and cover lightly with soil.

Germination Conditions

Place the seed tray in a warm, sunny location with temperatures around 25–30 °C (77–86 °F). Keep the soil consistently moist but not waterlogged. Germination can be slow and may take several weeks to a few months.

Care for Seedlings

Once seedlings emerge, provide them with bright, indirect light and gradually acclimate them to more direct sunlight. Transplant seedlings into larger pots or directly into the garden when they are large enough to handle.

Quick Reference Guide

Botanical Name
Dioon spinulosum
Common Name
Spineless Dioon
Origin
Mexico & Central America
Light
Full Sun to Partial Shade
Temperature
15–30°C (59–86°F)
Hardiness
USDA Zones 9–11
Mature Height
2–4 meters (6–13 feet)
Provider
VIRIAR.COM
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: 90449670358

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Christine
Louisville, US
★★★★★ 5
Color was great
Color: Tan, Size: 9 Foot
Perfect patio umbrella, price was fantastic.
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Reviewed in the United States on January 18, 2026
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Amanda M. Miller
Grantham, US
★★★★★ 5
Easy to use
Color: Navy, Size: 10 Foot, Color: Navy, Size: 10 Foot
Easy setup and easy use, cranks open very smoothly with no trouble. The fabric is opaque (not light filtering) and sturdy with edges sewn to last. This umbrella provides ample shade and sun protection. It works great and is pretty much as expected. I do find the tilt feature a tad tricky sometimes, maybe becsuse I’ve got smaller hands idk, but other than that it’s great.
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Reviewed in the United States on May 21, 2026
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"WE WINN!!!"
Alexandria, US
★★★★★ 4
Budget Baddie...
Color: Tan, Size: 9 Foot
This is a quality/durable self driven (me) beast of an umbrella replacement...It has good color and we chose the Tan 9ft. Easy usage for its weight class all while being budget friendly... atmospheric presence of richness & sturdiness, and very easy to open and close to adjust to this unit's comforts. I haven't put this umbrella out for the season as of yet... because the snow is still present on the grounds of New England! "WE WINN"
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Reviewed in the United States on March 23, 2026
S
Shane H.
Louisville, US
★★★★★ 5
Beautiful and works great.
Color: Navy, Size: 10 Foot, Color: Navy, Size: 10 Foot
I decided to try this because my old umbrella had seen better days and it was time to replace it. I am very pleased with the quality and the ease of assembly with this umbrella. It’s very sturdy and I like the quality of the fabric and the metal. It’s very easy to open and close and it makes my patio look great. It gives me the perfect amount of shade and the fabric thickness is perfect at keeping the harsh sunbeams from getting through. I also think the price is great for what you get. I would definitely recommend this umbrella because it’s made well and works well. It’s also very easy to clean. I just use my garden hose and spray it down and let it air dry. It also fit perfectly in the stand I already had and it works great. I am very happy I got to try this out.
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Reviewed in the United States on March 10, 2026
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E. Van Der Scratchy
Boise, US
★★★★★ 5
Great replacement patio table umbrella.
Color: Tan, Size: 10 Foot
After a windstorm destroyed my old umbrella on our patio set, I was looking for a new one that wouldn't break the bank but also held up to the direct sun of the summer months. This umbrella did not disappoint! The material part of the umbrella top seems like it is nice and thick and the stitching is overlapped in the corners which should provide a lot of strength for the windy days. I really like the neutral colors of the fabric, as that will go well with the rest of my outdoor furniture. The medal pole portion is perfectly straight and the pivot point connection seems nice and tight. I would think that this umbrella will stand the test of time. No assembly needed, just pull it out of the box and extend the fabric.
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Reviewed in the United States on February 26, 2026

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