Plant Quick Guide

Growing Zones:

5-8.

Mature Height:

10-15 ft

Mature Width:

4-8 ft

Sunlight:

Full (6-8 hours)

Spacing:

4-8 ft

Growth Rate:

Moderate

Does Not Ship To:

AK, AZ, CA, HI, PR

Maple - Japanese Twombly's Red Sentinel

Acer palmatum
USDA Hardiness Zones: 5-8.
Regular price $69.95
SKU: MAPJTW05G

Size
Description

Twombly’s Red Sentinel Japanese Maple is the only upright, columnar Japanese maple tree available on the market today. All other varieties are rounded and broad, often as wide as they are tall. This one is very different – it forms a narrow, tight column of beautiful rich red leaves, making the perfect accent in your garden. It is related to the Bloodgood Japanese Maple but this cultivar can be credited to Ken Twombly. The Red Sentinel earns its name from its uniquely narrow profile. This tree's leaves transition from a bright red in the spring, to a deep burgundy in the summer, and back to a fiery crimson in the fall. Plant Twombly’s Red Sentinel Japanese Maple in a sunny or partially shaded location. Some afternoon shade is beneficial in very hot areas. It will grow well in almost any garden soil that is not constantly wet, and benefits from organic material at planting time, and as mulch. It has no pests or diseases and is easy to grow. It will thrive with little care, and once established it only needs watering during dry spells. For a unique form of Japanese maple, this is the top choice.

USDA ZONES: Zone 5, Zone 6, Zone 7, Zone 8

Shipping

At Plant Me Green we handle, package and ship the products you order with the utmost care. We ship your plants using FedEx Ground® the following business day after you have completed checkout.

We are now offering $15 flat rate shipping for all tree orders! Replacement tree shipping cost will be $15 per box. We still cannot ship to some states and US territories based off the Agricultural Laws that may be in place. Please see below for all exclusions. 

If you have any questions concerning transit time for your order, please feel free to contact us at info@plantmegreen.com or toll free 855-817-5268.

Trees: Due to strict Agricultural Laws in place, we currently cannot ship to the following states: Alaska, Arizona, California, Hawaii. We cannot ship to Puerto Rico or international.

How to Plant
STEP 1) First, decide on a planting location. Consider carefully what kind of sun, soil, and growing-space your tree or shrub will need.
STEP 2) Once you've located the perfect spot, the hole you are digging must be at least double the width and as deep as the root system you are planting.
STEP 3) Remove the plant from the pot and place the root ball in the hole. The top of the root system should be level with the ground. Before placing the tree or shrub in the hole, use your hands to gently break up the root system.
STEP 4) Once the plant is in place, backfill the hole with native soil and any leftover potting material.
STEP 5) Pack down the soil to eliminate any air pockets.
STEP 6) When finished, water thoroughly.
Care Guide

Maples prefer full sun and may need to be staked when planted. Make sure to plant in an area where there is lots of room for the tree to grow. Create a 3-4 inch layer of mulch leaving room between the mulch and the tree's trunk. Water regularly after planting. Fertilize in spring and summer, and prune in late summer or early fall.

Customer Reviews

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Matthew O
WOW! Incredible Value from PMG!

I’ve purchased trees and shrubs from more than a dozen online nurseries over the years, and my recent order of a Twombly’s Red Sentinel Japanese Maple from Plant Me Green sets a new gold standard. The experience was flawless from start to finish. Shipping was fast and seamless, the packaging was engineered with real care, and the plant arrived in better condition than anything I’ve ever received online. The root ball was moist, secure, and clearly healthy, which speaks to outstanding handling behind the scenes.

The tree itself is phenomenal - it is larger than expected, with strong branching, vibrant foliage, and a form that already shows the iconic vertical habit of this variety. I have an extensive collection of Japanese maples, conifers, and specimen trees across my property, so I know how to recognize a plant that has been grown with patience and attention. This one exceeded my expectations in every way.

Too often, online nurseries cut corners with undersized stock, poor packaging, or stressed plants. Plant Me Green is operating on an entirely different level, delivering true value and quality. This purchase makes it clear that they are committed to long-term customer trust, not just transactional sales.

I will absolutely be ordering again, and I will be recommending Plant Me Green to fellow collectors and gardeners. If the rest of their inventory matches the caliber of this Twombly’s Red Sentinel, then I may have just found my go-to source for expanding my landscape.

As someone who is always on the hunt for rare maples and unique specimen trees, I’d be thrilled to showcase more of their specialty offerings in my collection. A nursery that can deliver this level of quality deserves to have its best work highlighted.

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Gina Caputo
Beautiful little tree!

Though we just received it and put it in the ground, I can already tell it’s going to be a beauty! Love the red leaves and it’s slim nature! Great customer service too, very helpful and quick to respond! I also love their use of QR codes for all the instructions and info we need - clever!

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