Shamrock Inkberry Holly. Male flowers grow in small clusters where leaves join the stems, female flowers are solitary. I already have acidic soil, maybe even too acidic. Tolerates wet soils. Inkberry is susceptible to chlorosis, a yellowing of leaves caused by alkaline soil. Selected for its compact habit and glistening, bright green new foliage, this dwarf female holly makes an excellent hedge or border plant. Well cared-for inkberry plants within these zones rarely have many problems. Requires a male inkberry for berry set. By: Sarah Morse 21 September, 2017. holly image by Warren Millar from Fotolia.com. Red tips bedazzle the glossy foliage in spring. Native geographic location and habitat. And now, they ALL 5 appear to have leaf spot (see current picture). Inkberry is related to holly, and holly is said to prefer soil with pH in the range 5 to 6. Nordic Holly is the male pollinator for Female Inkberry Hollies. Inkberry holly is a slow-growing broadleaf evergreen shrub with a rounded-to-upright growth habit. Selected for its compact habit and glistening, bright green new foliage, this dwarf female holly makes an excellent hedge or border plant. It grows well in warmer areas and wet soil, where boxwood often fails, and it has far fewer pests or diseases. Fungicides cannot cure the holly plant of this disease but can stop the spread. Soil: Acidic, well-draining. Here is our soil testing page: https://extension.umd.edu/hgic/soils/soil-testingHolly-tone would be an appropriate fertilizer to use in the fall after the deciduous trees lose their leaves.cm. © Copyright 2020 Hearst Communications, Inc. Cankers. It grows well in sun or part shade. https://extension.umd.edu/hgic/fungal-leaf-spots-shrubs, http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=d553, https://extension.umd.edu/hgic/soils/soil-testing. Is there something that I can add to the soil now to help them? Ilex 'Shamrock' Overview. The products I use - https://kit.com/HortTube This video is a detailed description of Inkberry Hollies. Plant a border of Ilex Gem Box® for a stunning lower-growing evergreen native. This fungus primarily affects the root system and reduces plant vigor. In small infestations, you can pick the leaves off the plant, while larger infestations may require pesticides. It can be clipped into formal balls and hedges and it makes an easy-to-grow substitute for boxwood. If you love the look of boxwood hedges but need something easier to maintain, or prefer shrubs with native roots, Gem Box inkberry holly is a perfect choice. The inkberry holly has narrow, glossy, spineless leaves and tiny black fruits. Resembling boxwood, it is a good substitute as it is resistant to disease, pests, and winter burn. Black Root Rot: Black root rot is caused by the fungus Thielaviopsis basicola. Easily grown in average, medium to wet soils in full sun to part shade. It typically matures to 5-8’ tall, and can spread by root suckers to form colonies. The canker causes similar symptoms to root rot, including yellowing of the leaves and dieback. Varieties: 13. If your inkberry shrubs are already leggy, the best way to solve the problem is to do a renewal pruning. Aphids attack new growth and scale insects are sometimes a problem, but both can either be removed by hand or with a quick blast of water. Is a holly tone fertilizer like for azaleas appropriate? This dwarf holly with a dense, twiggy habit makes an excellent hedge or border plant with an abundance of black berries in fall that persist through winter, accenting the glossy evergreen foliage. ILEX / HOLLY – STRONGBOX® Inkberry Holly Ilex glabra 'ILEXFARROWTRACEY' (PW) Common Name: ILEX / HOLLY - STRONGBOX® Inkberry Holly Type: SHRUBS Zone 5-9 Height: 2-3' Spread: 2-3' Bloom: Non-flowering Sun Needs: Full/Part Sun Description: Proven Winners® Broadly rounded mound, evergreen foliage is green, insignificant white flowers. please recommend brand/type. Adaptable to both light and heavy soils. Inkberry Holly 'Shamrock' are medium sized shrubs, growing up to 4'. This Holly is very versatile and has many uses. Sarah Morse has been a writer since 2009, covering environmental topics, gardening and technology. Thiophanate-methyl will help with Thielaviopsis root rot and etridiazole and metalaxyl with Phytophthora. natas North East, MD(Zone 6a) Sep 24, 2010. Inkberry Holly has broad evergreen foliage. i. 3/ if I do end up replacing them (which I hope I don't have to), I am considering laurel - is that also prone to disease or would that be a good choice? Very small berries will appear only if another Ilex glabra is in the area. In late spring to early summer, it produces abundant small greenish-white flowers that are followed by a profusion of dark blue-black berries in fall. Inkberry Poisoning Average Cost. Soil should be well drained for best results. Full Shade. Mature Size: Up to 4 feet tall. An excellent hedge or border plant that tolerates a variety of conditions, even warm humidity. Ilex glabra, commonly called inkberry or gallberry, is a slow-growing, upright-rounded, stoloniferous, broadleaf evergreen shrub in the holly family. The inkberry leaf miner can be a larger problem, creating ragged leaves. Red tips bedazzle the glossy foliage in spring. It has shallow roots, so a 2-3" layer of mulch is a good idea. Flower Color: Green-white. Diseases of Holly Bushes. Serious diseases or pests are uncommon. Ornamentally insignificant green/white flowers bloom in spring. It is dense, rigid, and compact with a spreading mound and has non-showy, greenish-white flowers in the spring and small black drupe in the fall on female plants. p. Partial Sun. This is an easily grown cultivar which tolerates nearly every condition possible. Native to the eastern United States, the inkberry shrub (Ilex glabra) might just be the answer to a problem area in your yard. Prune out diseased branches as you notice them and take better care of the holly, watering during drought and mulching to retain soil moisture. It’s also more disease-resistant and cold-hardy than most holly species and suffers less winter burn than boxwood. The narrow foliage produces a much finer texture than that of many other hollies. Some pruning may be required to remove dead branches. They do not appear to be growing very much either so clearly they have been under stress and haven't really "taken off" in this environment. Anthracnose appears as light tan to darker brown circular or irregular spots on the leaves. Little care is needed to enjoy Strongbox inkberry holly in your landscape. A test solution will be yellow when the pH is between 5 and 5.5, and it will be purple when the pH is between 6.4 and 6.8. This has occured with bushes in close proximity with one being diseased and the other 6 feet away with no problem. Ilex glabra, commonly called inkberry or gallberry, is a slow-growing, upright-rounded, stoloniferous, broadleaf evergreen shrub in the holly family. Holly Inkberry grows naturally in very moist or almost swampy locations but will tolerate soil with an average moisture level. One though, the inkberry holly (Ilex glabra), is native, evergreen and of the right size for garden making, yet it remains relatively uncommon. My Inkberry Holly bushes have developed dark spots on the leaves that ultimately turn completely dark brown or black. 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