blue pencil cactus Buy Fat Blue Myrtle Cactus Phoenix, AZ | M. geometrizans
SKU: 38958905421
blue pencil cactus

blue pencil cactus Buy Fat Blue Myrtle Cactus Phoenix, AZ | M. geometrizans

Sale price$25.58 Regular price$28.42
Save 10%

Pay in installments of $7.11 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jun 28 - Jul 3

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

blue pencil cactus Buy Fat Blue Myrtle Cactus Phoenix, AZ | M. geometrizansThe Thickest Blue Columnar Cactus for Phoenix Desert Landscapes Fat Blue Myrtle Cactus (Myrtillocactus geometrizans fat form) is a bold, sculptural columnar cactus prized for its unusually thick blue green stems and striking vertical growth. Unlike the standard Blue Myrtle, this fat form develops wider, more robust columns that create a powerful architectural presence in any landscape. The powdery blue skin gives it an almost metallic shimmer in the

The Thickest Blue Columnar Cactus for Phoenix Desert Landscapes

Fat Blue Myrtle Cactus (Myrtillocactus geometrizans fat form) is a bold, sculptural columnar cactus prized for its unusually thick blue-green stems and striking vertical growth. Unlike the standard Blue Myrtle, this fat form develops wider, more robust columns that create a powerful architectural presence in any landscape. The powdery blue skin gives it an almost metallic shimmer in the Phoenix sun, and its slow-growing, low-maintenance nature makes it ideal for modern desert designs. Whether you're creating a dramatic focal point in a Scottsdale courtyard, flanking a Chandler entryway with living columns, or building a collector's cactus garden in Mesa — Fat Blue Myrtle Cactus delivers serious visual impact with zero fuss.

Fat Blue Myrtle Cactus Plant Details

Attribute Detail
Scientific Name Myrtillocactus geometrizans (fat form)
Common Names Fat Blue Myrtle Cactus, Fat Blue Candle, Garambullo
Mature Height 6–12 feet
Mature Width 4–8 feet (multi-branching candelabra form)
Growth Rate Moderate — 6–12 inches per year in Phoenix once established
Sun Full sun (6+ hrs). Handles reflected heat from walls.
Water Low once established. Highly drought-tolerant.
USDA Zones 9–11 (Phoenix is Zone 9b–10a)
Soil Well-draining. Adapts to Arizona caliche soils with amendment.
Foliage Evergreen — powdery blue-green columns year-round
Special Feature Extra-thick stems with blue powdery coating — the fattest form available

Fat Blue Myrtle Cactus Uses in Phoenix Landscapes

Architectural Focal Point

Fat Blue Myrtle's thick blue columns make it a natural sculptural centerpiece for modern desert courtyards, entry gardens, and xeriscape beds. A single specimen surrounded by decomposed granite and accent boulders commands attention without competing plants. The blue skin creates stunning contrast against warm-toned stucco walls, Cor-Ten steel, and terracotta. For maximum impact, uplight at night to cast dramatic column shadows.

Statement Entryway Planting

Plant a matching pair of Fat Blue Myrtles on either side of a front door, driveway, or gate for a bold, symmetrical welcome. Their vertical form draws the eye upward while the blue color reads as sophisticated and intentional. Choose 15–25 gallon specimens for instant height and presence.

Desert Garden Background Column

Use Fat Blue Myrtle as a tall backdrop behind lower agaves, barrel cacti, and desert shrubs. Its vertical growth adds height without significant spread, making it ideal for layered desert plantings. Pair with Golden Barrel Cactus, Desert Spoon, and Agave americana for a classic Arizona desert composition. Space 4–6 feet from neighboring plants.

Best Time to Plant Fat Blue Myrtle Cactus in Phoenix

Late spring through early fall (April–October) is ideal for columnar cacti. Warm soil and air temperatures promote root establishment and reduce the risk of rot from cold-wet conditions. Avoid planting in winter when cold temperatures and dormancy slow root growth. For container-to-ground transplants, May through September is the sweet spot.

How to Plant Fat Blue Myrtle Cactus

  1. Dig wide, not deep — Excavate a hole 2–3x the width of the root ball, same depth. Never plant deeper than the original soil line.
  2. Check for caliche — Break through any hardpan layer. Columnar cacti absolutely require excellent drainage.
  3. Backfill with native soil — Mix in 30% pumice or perlite for improved drainage. No compost needed.
  4. Spacing — 4–6 feet apart for grouped plantings; 6+ feet for standalone specimens.
  5. Do not water immediately — Let the roots callous for 3–5 days after transplanting before the first watering.
  6. Mulch with gravel — 2–3 inches of rock mulch around the base. Avoid bark mulch that retains moisture against the trunk.

Watering Fat Blue Myrtle Cactus in Phoenix

First Year Watering Schedule

After initial callous period (3–5 days): Water deeply every 10–14 days.
Months 1–3: Every 10–14 days during warm months; monthly in winter.
After Year 1: Every 2–3 weeks in summer; once monthly or less in winter.
Established plants (3+ years): Survive on rainfall alone in most years.

Drip Irrigation

Place 1–2 GPH emitters 18–24 inches from the trunk base. Columnar cacti are highly sensitive to overwatering — always err on the dry side. Root rot is the #1 killer. If unsure, wait another week before watering.

How big does Fat Blue Myrtle Cactus get?
In Phoenix, Fat Blue Myrtle typically reaches 6–12 feet tall with a multi-branching candelabra form 4–8 feet wide. Growth rate is moderate at 6–12 inches per year once established. Larger specimens with multiple branches can take 10–15 years to develop their full form.

What's the difference between Fat Blue Myrtle and regular Blue Myrtle?
Same species (Myrtillocactus geometrizans), but the fat form develops noticeably thicker, wider columns. Standard Blue Myrtle has thinner, more pencil-like branches. The fat form creates a bolder, more substantial presence in the landscape.

Is Fat Blue Myrtle Cactus cold hardy in Phoenix?
It handles typical Phoenix winters well but can suffer damage below 25°F. In unusually cold winters, protect young plants with frost cloth. Mature specimens are more cold-tolerant. Plant in a warm microclimate (south or west-facing wall) for extra protection.

Does Fat Blue Myrtle Cactus produce fruit?
Yes — Myrtillocactus produces small edible purple berries called garambullo, popular in Mexican cuisine. You may see small greenish-white flowers along the ribs in spring, followed by fruit clusters. The berries attract birds and add seasonal interest.

You May Also Like

Blue Myrtle Cactus — The standard form with thinner columns and a more open branching habit.
Crested Blue Myrtle — A rare crested mutation with dramatic fan-shaped growth, perfect for collectors.
Totem Pole Major — A smooth, spineless columnar cactus with a bold sculptural presence.
San Pedro Cactus — A fast-growing columnar cactus with ribbed green columns, great for quick height.

How Many Fat Blue Myrtle Cactus Do I Need?

This is a thick, multi-branching columnar cactus that matures 4 to 8 feet wide, so it is planted as a specimen or a spaced row of living pillars rather than a tight hedge. Use the grouping guide below, measuring center to center.

Planting use Spacing (on center) Layout
Single focal column n/a One specimen in granite with accent boulders
Entry pair 4 to 6 ft apart Two matched plants flanking a door or gate
Sculptural cluster 5 to 6 ft apart Odd-numbered group of 3 or 5 so each column stands clear
Spaced backdrop row 6 ft apart 5 plants span roughly 24 to 30 ft of bed

Fat Blue Myrtle Cactus Season-by-Season in Phoenix

  • Spring (Feb to Apr): Small greenish-white flowers open along the ribs as days warm, the start of the garambullo fruit cycle. A good second window to plant once nights stay above the mid 40s.
  • Summer (May to Sep): Peak growth season. The thick blue columns shrug off Phoenix heat and reflected warmth from south and west walls. Monsoon humidity and rain push a flush of new branching, but keep the root zone on the dry side since rot is the main risk in wet heat.
  • Fall (Oct to Nov): Prime planting season with warm soil and easing heat. Berries finish coloring and draw birds. Roots establish quickly before winter.
  • Winter (Dec to Jan): Holds its blue evergreen structure but is the tender season. Expect cosmetic damage below about 25°F. Cover young plants with frost cloth on hard-freeze nights and site them against a warm wall for protection.

At a Glance

✔ Heat-Loving (Reflected-Heat Tolerant)   ✔ Drought-Tolerant   ✔ Evergreen   ✔ Low-Maintenance   ✔ Pollinator-Friendly   ✔ Edible   ✔ Deer & Rabbit-Resistant   ✔ Cold-Hardy to 25°F

Plant It With

  • Blue Myrtle Cactus: the standard thinner-columned form, a natural companion for a graduated blue grouping.
  • Crested Blue Myrtle: the fan-shaped crested mutation of the same species, a collector's accent at the base.
  • Mexican Fence Post: a slim green columnar cactus that contrasts the fat blue columns for added vertical rhythm.
  • Golden Barrel: a low golden globe that grounds the tall blue columns at ground level.

Is Fat Blue Myrtle Cactus Right for Your Yard?

It thrives in full sun with sharp drainage, including hot reflected-heat spots against stucco or block walls, and asks for very little water once established. Give it room for the 4 to 8 foot branching spread and a warm microclimate so winter cold stays survivable. It is not a fit if your soil stays soggy or your planting spot drops well below 25°F without protection, since prolonged cold-wet conditions cause rot and frost scarring.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 38958905421

Discover Niche Categories That Outsell blue pencil cactus

Top-Converting Item to Boost Your Average Order

4.6 ★★★★★
Based on 2461 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
Y
Verified Purchase
Yamilet Suárez
Lexington, US
★★★★★ 5
Soft and Comfortable Sheets for Everyday Use
Color: Frosted Lavender, Size: Twin, Color: Frosted Lavender, Size: Twin
I really like these sheets. They are soft, lightweight, and fit my twin mattress perfectly. The lavender color looks beautiful in person and they feel comfortable to sleep on. After washing, they still looked nice and didn’t wrinkle much. Great quality for the price!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
S
Verified Purchase
Samantha Rainwater
Omaha, US
★★★★★ 4
Twin XL sheet set
Color: Dutch Blue, Size: Twin XL
Affordable 3 piece twin XL sheet set comes with fitted sheet, top sheet and pillow case. product is soft, breathable and fits Twin XL bed. Color is nice and vibrant.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 5, 2026
Y
Verified Purchase
Yildrey Hernandez
Lake Worth, US
★★★★★ 5
Bed Sheets
Color: Bright White Striped, Size: Queen
I’m really happy with these bed sheets. They feel soft and comfortable against the skin, and the crisp white color gives the bed a clean, fresh look. The fabric is lightweight but still feels durable and well made. They fit the mattress nicely and stay in place throughout the night. After washing, they came out looking great with no noticeable shrinking or loss of softness.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 6, 2026
C
Verified Purchase
Carolyn
Los Angeles, US
★★★★★ 5
Great sheet set
Color: Blush Pink, Size: Full
Super soft right out of the package. Thin material but should be perfect for cool nights. Blush pink is the perfect shade of pink. Love this set. Highly recommended especially at this price point.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
J
Verified Purchase
Johanna Duska
Massapequa, US
★★★★★ 5
Perfect Lightweight Sheets for Sensitive Hot sleepers
Color: Cream, Size: Queen
These sheets are soft, thin, and absolutely perfect for me. I have advanced CRPS and erythromelalgia, so I deal with severe nerve burning and heat sensitivity and cannot tolerate being overheated at all. I keep our AC between 56–64 degrees constantly, and since our studio is small, it usually stays around 61–63. These sheets have been a lifesaver for sleep. They are lightweight, breathable, and don’t trap heat, which helps me avoid extreme flare-ups and the intense burning pain I deal with. I'm bedridden so I need to be comfortable. They feel comfortable against my skin and don’t worsen my symptoms when I’m already in a lot of pain and look nice, wash nicely. For the price, they are also a great value. I’m genuinely grateful to have found something that helps me rest more comfortably. Will be buying more for us and gifts.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 24, 2026

recommand products