Crataegus coccinea, the scarlet hawthorn, is a species of hawthorn around which there is considerable confusion because the name has been misapplied for a long time. It has been shown to be the same as C. pedicellata, and under the rules of botanical nomenclature, the older name (C. coccinea) should be used. In the wild it grows across Vermont-US. Grow it in full sun and partial shade and most soil types. In UK gardens it is very hardy across most of the UK (RHS H6). It works well for coastal, cottage and informal garden and wildlife gardens. It tolerates soil of any pH, moist but well-drained, well-drained conditions and east-facing, south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Crataegus acclivis is a member of the Rosaceae family, known for its deciduous nature and spiny branches. This species features lobed or serrated leaves and produces clusters of creamy-white flowers that develop into red or black fruits, with some variations exhibiting striking autumnal color changes.

https://en.wikipedia.org/wiki/Crataegus_coccinea

Crataegus acclivis

Crataegus calpodendron is a species of hawthorn native to much of the eastern United States and to Ontario, Canada. The common name late hawthorn refers to the flowering time, which is later than most North American hawthorns. In the garden it prefers full sun and partial shade and most soil types. In UK gardens it is very hardy across most of the UK (RHS H6). Suggested uses include coastal, cottage and informal garden and wildlife gardens. It tolerates soil of any pH, moist but well-drained, well-drained conditions and east-facing, south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Crataegus calpodendron, commonly known as the American blackthorn, is a member of the Rosaceae family. This species features spiny branches and lobed or serrated leaves, along with clusters of creamy-white blooms that develop into red or black fruits. Additionally, the American blackthorn is recognized by its other names including black thorn, pear thorn, pear-leaved thorn, and sugar hawthorn.

https://en.wikipedia.org/wiki/Crataegus_calpodendron

Crataegus calpodendron

Crataegus douglasii is a North American species of hawthorn known by the common names black hawthorn and Douglas' thornapple. It is most abundant in the Pacific Northwest. It is native to North America, Alaska, Alberta, British Columbia, California and other regions. In the garden it prefers full sun and partial shade and most soil types. In UK gardens it is very hardy across most of the UK (RHS H6). Suggested uses include coastal, cottage and informal garden and wildlife gardens. It tolerates soil of any pH, moist but well-drained, well-drained conditions and east-facing, south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Crataegus douglasii, commonly known as black hawthorn or Douglas's hawthorn, belongs to the Rosaceae family and features spiny branches with lobed or serrated leaves. This species is recognized for its clusters of creamy-white flowers that later develop into small red or black fruits. Additionally, black hawthorn can exhibit vibrant color changes in the fall.

https://en.wikipedia.org/wiki/Crataegus_douglasii

Crataegus douglasii

Crataegus dsungarica is a deciduous tree or shrub belonging to the genus Crataegus, known for its spiny branches and lobed or serrated leaves. This spreading, bushy plant produces clusters of creamy-white blossoms in spring and summer. It thrives in well-drained soils of various types, including chalk, clay, loam, and sand, and tolerates a range of soil pH levels from acid to alkaline. Suitable for full sun or partial shade and hardy to UK zone H7, it is ideal for hedging, screens, and wildlife gardens.

Crataegus dsungarica is a hardy deciduous tree with spiny branches, creamy-white spring and summer blossoms, ideal for hedging and wildlife gardens.

Crataegus dsungarica

Crataegus flabellata is a species of hawthorn known by the common name fanleaf hawthorn. It is native to the northeastern United States and adjacent Canada. It is intermediate in appearance between C. macrosperma and C. chrysocarpa. C. macrosperma, which occurs throughout the range of C. flabellata and also in the southeastern U.S., is often misidentified as C. flabellata. Grow it in full sun and partial shade and most soil types. In UK gardens it is very hardy across most of the UK (RHS H6). It works well for coastal, cottage and informal garden and wildlife gardens. It tolerates soil of any pH, moist but well-drained, well-drained conditions and east-facing, south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Crataegus flabellata, a member of the Rosaceae family, features spiny branches and uniquely lobed leaves. This species produces clusters of creamy-white flowers that develop into red or black fruits, adding seasonal interest to your landscape. In autumn, expect vibrant color changes that enhance its appeal.

https://en.wikipedia.org/wiki/Crataegus_flabellata

Crataegus flabellata

Crataegus macrosperma, the bigfruit hawthorn is a species of hawthorn native to most of the eastern United States and adjacent Canada, though uncommon at lower altitudes in the south. It is sometimes misidentified as C. flabellata. It is one of the earliest hawthorns to bloom in spring. Grow it in full sun and partial shade and most soil types. In UK gardens it is very hardy across most of the UK (RHS H6). It works well for coastal, cottage and informal garden and wildlife gardens. It tolerates soil of any pH, moist but well-drained, well-drained conditions and east-facing, south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Crataegus macrosperma, commonly known as the large-fruited hawthorn, belongs to the Rosaceae family and features spiny branches with lobed or serrated leaves. This species is known for its clusters of creamy-white flowers, which develop into red or black fruits, and it can showcase vibrant color changes during the fall.

https://en.wikipedia.org/wiki/Crataegus_macrosperma

Crataegus macrosperma

Crataegus nigra, the Hungarian thorn, Hungarian hawthorn or black hawthorn, is a black-fruited species of hawthorn native to the western balkan and the Pannonian Basin, spanning from Slovakia to Albania. The fruit, which is up to 10 mm across, can be consumed fresh or cooked..

Hungarian thorn (Crataegus nigra) is a hardy tree with black fruit, ideal for hedging and wildlife gardens, flowering in spring and summer.

Crataegus nigra

Crataegus nitida, the glossy hawthorn or shining hawthorn, is a species of flowering plant in the family Rosaceae, native to the US states of Illinois, Missouri and Arkansas. Hardy to USDA zone 5, it is useful in landscaping applications where a small, showy tree with thorns is desired. In the garden it prefers full sun and partial shade and most soil types. In UK gardens it is very hardy across most of the UK (RHS H6). Suggested uses include coastal, cottage and informal garden and wildlife gardens. It tolerates soil of any pH, moist but well-drained, well-drained conditions and east-facing, south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Crataegus nitida, a member of the Rosaceae family, is a deciduous shrub known for its spiny branches and distinctive foliage, which can be either lobed or serrated. This species produces clusters of creamy-white flowers that develop into small red or black fruits, offering visual interest throughout the seasons.

https://en.wikipedia.org/wiki/Crataegus_nitida

Crataegus nitida

Crataegus punctata is a species of hawthorn known by the common names dotted hawthorn or white haw that is native to most of the eastern United States and eastern Canada. While some sources claim it is the state flower of Missouri, the actual legislation does not identify an exact species. Furthermore, the Missouri Department of Conservation asserts the Crataegus mollis was specifically designated as the state flower. Grow it in full sun and partial shade and most soil types. In UK gardens it is very hardy across most of the UK (RHS H6). It works well for coastal, cottage and informal garden and wildlife gardens. It tolerates soil of any pH, moist but well-drained, well-drained conditions and east-facing, south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Crataegus punctata, commonly known as the dotted-fruited thorn, is a member of the Rosaceae family. This species features the distinctive spiny branches typical of the Crataegus genus and is recognized for its clusters of creamy-white flowers that develop into notable fruits.

https://en.wikipedia.org/wiki/Crataegus_punctata

Crataegus punctata

Crataegus pycnoloba is a species of hawthorn in the Rosaceae family. It is native to the mountains of the northern and central Peloponnesus of Greece.

Crataegus pycnoloba is a hardy hawthorn tree ideal for hedging and wildlife gardens, flowering in spring and summer with full sun or partial shade.

Crataegus pycnoloba

Crataegus succulenta is a species of hawthorn known by the common names fleshy hawthorn, succulent hawthorn, and round-fruited cockspurthorn. It is "the most wide-ranging hawthorn in North America", native to much of southern Canada, and the United States as far south as Arizona, New Mexico, Kansas, Missouri, North Carolina, and Tennessee. In this wide area there are many variant forms that have received species names, but can also be considered as synonyms. It is thought to be the parent, along with Crataegus crus-galli, of the tetraploid species Crataegus persimilis. In the garden it prefers full sun and partial shade and most soil types. In UK gardens it is very hardy across most of the UK (RHS H6). Suggested uses include coastal, cottage and informal garden and wildlife gardens. It tolerates soil of any pH, moist but well-drained, well-drained conditions and east-facing, south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Crataegus succulenta, commonly known as the fleshy hawthorn or round-fruited cockspur thorn, is a member of the Rosaceae family. This species features spiny branches and lobed or serrated leaves, producing clusters of creamy-white flowers that develop into red or black fruits.

https://en.wikipedia.org/wiki/Crataegus_succulenta

Crataegus succulenta

Crataegus x macrocarpa rose form is a cultivar of Crataegus, a genus of deciduous trees and shrubs known for their spiny branches and lobed or serrated leaves. This spreading branched plant produces clusters of creamy-white blossoms in spring and summer. It thrives in fertile, well-drained soils and can be grown in full sun or partial shade, making it suitable for coastal, cottage, and wildlife gardens. Hardy to UK zone H6, it adapts well to various soil types and aspects, including exposed or sheltered sites.

Crataegus x macrocarpa rose form is a hardy deciduous shrub with creamy-white spring flowers, ideal for coastal, cottage, and wildlife gardens.