Shamrock Inkberry

Name: Shamrock Inkberry
Brand: Nature Hills Nursery
Price: 69.60 USD
Availability: OutOfStock

Ilex glabra 'Shamrock'

Nature Hills Nursery

$69⁶⁰

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Planting & Care

Where to Plant

Sunlight: Give this holly at least 6 hours of direct sunlight per day to maintain that dense, compact shape you bought it for. While it tolerates partial shade, too little sun will cause the branches to open up and the center to thin out.
Soil: These plants love acidic soil rich in organic matter, similar to where azaleas or rhododendrons thrive. If you have heavy clay, mix in peat moss or compost to improve drainage, though Shamrock Inkberry is famously more tolerant of "wet feet" than other holly varieties.

Watering Requirements

During the first season, check soil moisture daily and water deeply twice a week to encourage roots to venture down into the native soil. Once established, Shamrock Inkberry has decent drought tolerance, but consistent moisture prevents the lower leaves from yellowing and dropping. If you see the foliage looking dull or drooping, it is a sign the plant needs a deep soak immediately.

Pruning Tips

Prune in late winter or early spring just before new green growth begins to emerge. This shrub blooms on new wood, but since it is grown primarily for its evergreen foliage, your main goal is maintaining density. If the plant starts to look "leggy" with bare stems at the bottom, do not be afraid to cut it back hard to stimulate lush new growth from the base.

Fertilizer Needs

Apply a slow-release, acid-loving plant fertilizer (like Holly-tone) in early spring as the ground thaws. This acidity boost helps the plant access nutrients in the soil and keeps the leaves a deep, glossy green. Avoid fertilizing after mid-summer because high nitrogen late in the season pushes soft growth that will get damaged by the first winter freeze.

Delivery and Shipping

Preorder Shipping Schedule

We ship your plants when it's safe to transport them to your zone. Dates are estimated and subject to weather delays.

Zone 3-4	Week of March 30th
Zone 5	Week of March 16th
Zone 6-12	Week of March 2nd

Shipping Rates

Ships in 3-4 business days • Tracking provided • Weather protected

Under $50	$9.99
$50 - $99.99	$14.99
$100 - $149.99	$16.99
$150 - $198.99	$24.99
$199+	FREE

✓ Zone-specific timing • ✓ Professional packaging • ✓ Health guarantee

Ideal as a Low Accent or Hedge

The Compact Inkberry 'Shamrock', Ilex glabra 'Shamrock,' is a handsome compact form of the native Inkberry with lustrous dark green leaves. It is slow growing and compact. 'Shamrock' tolerates wet sites.

'Shamrock' is a very nice compact inkberry that has new growth being a much brighter, glistening green, then maturing to the lustrous dark green color. It holds its leaves on the lower branches better than most Inkberry.

With maturity, it produces large amounts of dark purple to black colored berries; production really increases after the third year of growth.

This Inkberry plant is very useful as accent plantings, as well as for a maintained low growing hedge. Plant in fairly moist, acidic soil that is well drained; mulching recommended.

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Growing Zones 3-9

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Frequently Asked Questions

What is the mature size and height of Shamrock Inkberry Holly?

Shamrock Inkberry is a compact, slow-growing shrub that stays naturally small and dense. As a dwarf cultivar of native Inkberry, it typically reaches 3-4 feet tall and wide at maturity. Its compact growth habit makes it perfect for low hedges or foundation plantings where space is limited.

Does Shamrock Inkberry get bare at the bottom like other inkberries?

Shamrock Inkberry holds its leaves on the lower branches better than most other inkberry varieties. This compact cultivar resists the bare-bottom look that plagues standard inkberries. For best results, plant in moist, acidic, well-drained soil and mulch well - available at naturehills.com.

What are the planting instructions for Shamrock Inkberry in my zone?

Plant Shamrock Inkberry in moist, well-draining acidic soil with consistent moisture. Choose a location that tolerates wet conditions, as this cultivar handles soggy sites better than most shrubs. Apply mulch around the base to retain moisture and protect roots.

How much sun or shade does Shamrock Inkberry require?

Shamrock Inkberry thrives in partial shade to full sun conditions. This adaptable native shrub performs well in various light conditions, making it versatile for different landscape positions. Plant it where it receives at least morning sun for best foliage color and berry production.

What soil types and conditions does Shamrock Inkberry tolerate best, including wet areas?

Shamrock Inkberry thrives in moist, acidic, well-drained soil and notably tolerates wet sites where other shrubs struggle. This adaptable native performs best with consistent moisture and benefits from mulching. Shop at Nature Hills for this versatile hedge plant.

How often and how much should I water Shamrock Inkberry after planting?

Water deeply 2-3 times per week for the first growing season, providing about 1 inch of water weekly. Shamrock Inkberry tolerates wet sites and prefers consistently moist, well-drained acidic soil. Reduce watering frequency once established, but maintain soil moisture with mulch.

What are the pruning requirements for Shamrock Inkberry to keep it compact?

Shamrock Inkberry is naturally slow-growing and compact, requiring minimal pruning. Light shaping in late winter or early spring maintains its dense form. Avoid heavy pruning to preserve berry production and the plant's natural compact habit.