Choose a location for growing ivy with the best possible growing conditions. While English ivy will adapt to a wide range of conditions, it will grow faster and bushier if it gets plenty of sunlight and is planted in rich, well-draining soil that is slightly on the acidic side pH 6.
Use a soil testing kit if you are striving for optimum conditions and add the soil amendments recommended by the lab. Harden off plants for at least one week before planting.
Place plants outdoors in pots on the spot you plan to transplant them, starting for an hour each day. Gradually increase the time outdoors by an hour each day until the plant is outside all day. Transplant the ivy as early in the fall as possible.
Break up the soil to a depth of 12 inches using a garden spade or fork. Ivy vines grow quickly and are enthusiastic climbers. They tolerate shade well, making them ideal for use as houseplants or as ground covers under trees. The plants also are used in hanging baskets and for climbing walls and fences; if allowed to grow directly on masonry, however, their small, aerial rootlets can cause permanent damage.
Japanese ivy Hedera rhombea and Persian ivy Hedera colchica are suitable varieties for landscape planting in California, and Russian ivy Hedera pastuchovii is often grown indoors. Japanese ivy is suitable for U.
Department of Agriculture plant hardiness zones 8 and 9 and Persian ivy for zones 5 to 9. Many states, including California, consider Algerian ivy Hedera canariensis and English ivy Hedera helix invasive species that should not be planted. Always repot with new potting soil to ensure adequate nutrition. Older plants that can use a boost often can be revived by simply replacing the soil in the same container.
English ivy often becomes host to aphids and spider mites , both of which can be sprayed off with water and can be controlled with neem oil or insecticidal soap.
One homemade remedy for aphids is to spray the foliage with a mixture of dish soap and water. Diseases that affect ivy include bacterial leaf spot Xanthomonas and Rhizoctonia root rot. Leaf spot appears as black or dark brown spotting on the plant foliage. Unfortunately, the best remedy is to remove the affected plants. Help protect any remaining plants by spraying them with a to-1 mixture of water to vinegar. Rhizoctonia root rot is typically caused by warm and humid weather and can be fatal to affected plants.
Again, removal is the best remedy. Unaffected remaining plants can be treated with fungicide for protection. Outdoors, English ivy needs little to no care for it to thrive. Indoors, you'll need to pay a bit more attention to the plant.
Since English ivy is aggressive, it can grow rapidly. It establishes quickly outdoors within months. English ivy grows slower indoors and can take at least a year to establish itself before it has a growth spurt. English ivy can be grown indoors, where it thrives with relatively cool nights and frequent misting to maintain humidity.
However, it is generally considered to be a finicky houseplant, despite its being a common offering at garden centers. English ivy. Journal of Architectural Conservation , 17, 2, , , doi Actively scan device characteristics for identification. Use precise geolocation data. Select personalised content. Create a personalised content profile. Measure ad performance. Select basic ads. For example, don't plant English ivy in a location where it will pose a threat to native trees.
To curtail English ivy growth, the North Carolina Cooperative Extension suggests mowing it or pulling it out. The latter method is more labor-intensive but more effective. If you want to maintain your English ivy, prune it regularly to control its growth.
She graduated with honors from Vassar College in , earning her BA in English and specializing in literature and literary theory. She is a lover of sustainable agriculture and self-reliance, and has experience gardening and farming, including on a flower farm. She has contributed creative writing, arts journalism, and literary criticism to a variety of publications, both in print and online.
By Elizabeth Perry Updated November 02,
0コメント