Overview
The smoke tree (Cotinus coggygria), commonly referred to as 红栌 in Chinese, is a striking deciduous shrub native to regions spanning southern Europe to central China. It belongs to the Anacardiaceae family and is celebrated for its dramatic foliage and ethereal, smoke-like flower clusters that appear in summer. The plant typically grows to a height of 3–5 meters, making it ideal for ornamental use in gardens and public landscapes. Cultivars such as 'Royal Purple' and 'Golden Spirit' offer variations in leaf color, ranging from deep burgundy to bright yellow. Its adaptability to poor soils and resistance to drought have made it a favored choice for low-maintenance landscaping projects.
Key Features
The smoke tree's most distinguishing feature is its foliage, which transitions from green in spring to intense shades of purple, red, or orange in autumn, depending on the cultivar. The 'smoke' effect is created by tiny hairs on the spent flower stalks, which form feathery pink or purple plumes lasting through summer. These plumes add a soft, cloud-like texture to the plant's appearance. In addition to its visual appeal, the smoke tree is hardy in USDA zones 4–8 and thrives in full sun to partial shade. It is relatively pest-resistant but may occasionally attract aphids or verticillium wilt, which requires prompt treatment.
Application Areas
Primarily used in ornamental horticulture, the smoke tree is a staple in landscape design for its year-round visual interest. It serves as a focal point in gardens, borders, or as part of mixed shrub plantings. Urban planners value it for roadside greenery due to its tolerance to pollution and minimal care requirements. In commercial settings, nurseries and garden centers often propagate smoke trees for retail or wholesale distribution. B2B buyers may source them for large-scale landscaping projects, such as parks, resorts, or corporate campuses, where its low upkeep and aesthetic versatility are advantageous.
Precautions
While the smoke tree is generally low-maintenance, it demands well-drained soil to prevent root rot. Overwatering or heavy clay soils can lead to fungal diseases. Pruning should be done in late winter to maintain shape and encourage vibrant foliage, as the plant blooms on old wood. Growers should also monitor for pests like aphids and scale insects, which can be managed with horticultural oils. When selecting saplings, inspect for signs of verticillium wilt, a soil-borne fungus that causes leaf wilting and branch dieback.
B2B Procurement Guide
For B2B buyers, sourcing smoke trees involves evaluating suppliers for plant health, cultivar authenticity, and bulk pricing. Reputable nurseries should provide phytosanitary certificates to ensure disease-free stock. Orders are typically placed in advance for spring or autumn delivery, aligning with planting seasons. Pricing varies by cultivar and size, with larger specimens (e.g., 5-gallon containers) commanding higher prices. Buyers should negotiate volume discounts for orders exceeding 100 units. Consider partnering with growers who offer guarantees on plant survival rates to mitigate project risks.
Related Manufacturers
- 主营：五彩锦带、龙柏、小叶黄杨、大叶黄杨、金叶女贞、卫矛、红枫、鸡爪槭、红王子锦带、铺地柏、沙地柏、红叶李、紫叶李、西府海棠、黄金枸骨、无刺枸骨、蜀桧、榆叶梅、美人梅、红梅、人工浮岛、生态浮岛、浮动湿地、大叶女贞
- 主营：金叶女贞、红叶小檗、木槿、红栌杯苗、紫薇、红枫、桂花、大王椰子、加拿利海枣、紫荆、五彩锦带、榆叶梅、红梅、美人梅、棕榈、大叶黄杨、小叶黄杨、红瑞木、水蜡苗、西府海棠、红叶李、洒金柏、白玉兰、樱花、碧桃、法国冬青
- 主营：五彩锦带、大叶黄杨、小叶黄杨、金叶女贞、亮金女贞、亮晶女贞、银姬小蜡、月季、桂花、茶梅、杜鹃、棕榈、三角梅、红枫、木芙蓉、法国冬青、红叶小檗、龙柏、垂丝海棠、西府海棠、红叶李、卫矛、卫矛球、大叶黄杨球、荷兰菊
- 主营：桂花、金叶女贞、红叶小檗、红栌、月季、红帽月季、丰花月季、高杆月季、造型月季、龙柏、水蜡苗、小叶黄杨、大叶黄杨、小叶女贞球、卫矛、卫矛球、瓜子黄杨、红枫、垂丝海棠、玉簪、鼠尾草、剑麻、红叶石楠、金森女贞、八仙花
- 主营：地被花卉、绿化苗木、欧石竹、红栌苗、宿根花卉、月季、粉黛乱子草、时令草花、菊花
- 主营：红叶石楠、金森女贞、五彩锦带、红栌、穗花牡荆、鼠尾草、麦冬草、大叶黄杨、小叶黄杨、龙柏、桂花、金桂、红枫、红花继木、茶花、朴树、瓜子黄杨、月季、卫矛球、金叶女贞、北海道黄杨、洒金柏、花境植物、水生植物、金丝桃
- 主营：西府海棠、绿化苗木、垂丝海棠、红栌杯苗、北美海棠、五彩锦带、大叶黄杨、小叶黄杨、水蜡苗、红王子锦带、红瑞木、丰花月季、红帽月季、梅花、红梅、绿梅、榆叶梅、美人梅、腊梅、紫竹、刚竹、金镶玉竹、八仙花、绣球花、观赏竹、冬青
- 主营：红枫、红梅、榆叶梅、红叶李、小叶黄杨、金森女贞、垂丝海棠、水蜡、卫矛、红瑞木、生态浮岛、水生植物、五彩锦带、玉簪花、五彩石竹、紫薇花、狼尾草、绣球花、芍药、牡丹
- 主营：雪松、向日葵、小叶黄杨、红枫、樱花、碧桃、梅花、桂花、花境、观赏竹、锦带、金叶女贞、红叶小檗、鸢尾、造型月季、高杆月季、加拿利海枣、美丽针葵、栀子花、红叶石楠、金森女贞、南天竹、直立冬青、苔草、月季
- 主营：五彩锦带、红叶石楠球、金叶女贞球、大叶黄杨球、卫矛球、金边黄杨、龟甲冬青、法国冬青、蜀桧、亮晶女贞、罗汉松、造型女贞、草坪、麦冬草、彩叶草、金森女贞球、藤本月季、欧洲月季、直立冬青、石榴、凌霄
- 主营：垂枝桃、木瓜海棠、园林绿化种植、红栌、五彩锦带、榉树、绣线菊、鼠尾草、女贞、黄杨、红叶石楠、桂花、天鹅绒紫薇、地被菊、北美海棠、美人蕉、红枫、月季、苔草、大叶黄杨、荷花、红瑞木、水蜡、火棘
- 主营：五彩锦带、法国冬青、彩叶杞柳、红栌杯苗、金叶女贞、红叶小檗、梅花、榆叶梅、月季、红枫、海棠、大叶黄杨、小叶黄杨、金边胡颓子、美人梅、红梅、八仙花、绣球花、亮金女贞、垂丝海棠、龙柏、红王子锦带、紫荆、紫薇
- 主营：红枫、大叶女贞、雪松、月季花苗、黄杨、樱花、碧桃、精品桂花、梅花、锦带、鸢尾、造型月季、进口品种、栀子花、石楠、金森女贞、南天竹、苔草、荷花、草坪草皮、金叶水腊、紫薇、地被菊、黄金枸骨
- 主营：五彩锦带、红花七叶树、彩叶草、红栌杯苗、长春花、雏菊、垂吊牵牛、丹麦翠菊、非洲凤仙、国庆菊、虞美人、金娃娃萱草、万寿菊、常夏石竹、五彩石竹、紫薇、蓝羊茅、花叶玉簪、金线石菖蒲、花叶水葱、眼子菜、铜钱草、凤眼莲、大花菖蒲、欧石竹、羽衣甘蓝
- 主营：桧柏、沙地柏、水腊、红栌、朝鲜黄杨、金叶榆、红叶小檗、金叶女贞、绣线菊、红瑞木、红王子锦带、黄刺梅、连翘、棣棠、金叶风箱果、金叶接骨木、天目琼花、榆叶梅、四季玫瑰、侧柏、塔桧、珍珠梅、卫矛、小叶黄杨、大叶黄杨、黄栌