Baptisia leucantha is a species in the genus Baptisia (family Q44448) that flowers from May to July. It offers a seasonal display across late spring and early summer. Plants in this genus are grown for their upright flowering stems and terminal racemes. Allow space for individual specimens to establish without frequent disturbance.

Baptisia leucantha flowers from May to July and suits a sunny, well-drained spot in the garden.

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

Baptisia is a genus in the legume family, Fabaceae. They are flowering herbaceous perennial plants with pea-like flowers, followed by pods, which are sometimes inflated.

Baptisia leucantha

Baptisia leucantha | May–July flowering Baptisia

Baptisia leucophaea is a species in the genus Baptisia. It flowers in the UK from May to July. Gardeners should check nursery details for height, spread and specific site requirements before planting to allow sufficient space.

Baptisia leucophaea blooms in the UK from May to July and should be sited with its mature spread and supplier notes in mind.

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

Baptisia leucophaea

Baptisia leucophaea | May–July flowering Baptisia

Baptisia perfoliata is a perennial that bears yellow flowers from May to July. Native to Alabama, Florida, Georgia and South Carolina, it suits well-drained sites and tolerates dry to medium soil moisture. Give it full sun or partial shade and avoid positions that remain waterlogged.

Catbells (Baptisia perfoliata) is a perennial with yellow flowers from May to July that prefers well-drained, sunny or part-shade sites.

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

Baptisia perfoliata

Catbells (Baptisia perfoliata) | Yellow-flowering Perennial

Baptisia tinctoria is a perennial herb that produces yellow flower spikes from May to July. It grows to about 0.9 m and prefers full sun in sandy or loamy, well-drained soils. Native to eastern North America, it is fully hardy in the UK (H7). Suited to wildlife gardens, naturalising and borders.

Wild indigo (Baptisia tinctoria) is a fully hardy perennial reaching about 0.9 m with yellow flowers from May to July.

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

Baptisia tinctoria

Wild Indigo (Baptisia tinctoria) | Yellow Perennial

Dorycnium hirsutum is a perennial legume notable for its hairy, silver-toned foliage. It bears small white flowers with pink-red veining. Suited to sunny, well-drained spots, it prefers dry to medium soil moisture. The species is native to continental Portugal.

Hairy canary-clover (Dorycnium hirsutum) is a perennial with silver, hairy leaves and white flowers veined pink-red, suited to full sun and well-drained.

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

Dorycnium hirsutum

Hairy Canary-clover (Dorycnium hirsutum) | Perennial

Erythrina crista-gallii is a South American tree grown for its summer display of bright flowers. It flowers in the UK from July to September and prefers a sunny, sheltered site. Plant in well-drained soil and keep soil moisture moderate. All parts of the plant are toxic, so site away from children and pets.

Cockspur coral tree (Erythrina crista-gallii) flowers from July to September and prefers full sun and well-drained soil.

Erythrina is a genus of plants in the pea family, Fabaceae. It contains about 130 species, which are distributed in tropical and subtropical regions worldwide.

Erythrina crista-gallii

Cockspur Coral Tree (Erythrina crista-gallii) | Ornamental

Erythrina crista-gallii 'Compactum' is a tree in the coral-tree genus prized for its red to orange pea-type flowers produced in mid to late summer. It flowers in the UK from July to September. Native to South America, it is used mainly as an ornamental or garden specimen. Plant where its summer blooms will be clearly visible from terraces or paths.

Cockspur Coral Tree 'Compactum' (Erythrina crista-gallii 'Compactum') is an ornamental South American tree that flowers from July to September.

Erythrina crista-gallii 'Compactum'

Cockspur Coral Tree (Erythrina crista-gallii 'Compactum')

Galega officinalis, commonly known as galega or goat's-rue, is a herbaceous plant in the subfamily Faboideae of the legume family Fabaceae. It is native to parts of northern Africa, western Asia and Europe, but is widely cultivated and naturalised elsewhere.

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

Galega, goat's rue, is a genus of flowering plants in the legume family, Fabaceae, native to central and southern Europe, western Asia and tropical east Africa. They are tall, bushy, herbaceous perennials with erect racemes of pea-like flowers in shades of white, pink, blue or mauve.

Galega officinalis

Galega officinalis 'Candida'

Galega orientalis is a perennial herb grown chiefly for fodder and to improve soil. Native to the Caucasus, it suits full sun sites on fertile, well-drained ground that remains moist. It flowers from June to August. Plantings are typically managed for forage production and soil enhancement rather than for decorative borders.

Oriental goat's rue (Galega orientalis) is a perennial herb for full sun on fertile, moist, well-drained soils, flowering June to August.

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

Galega orientalis

Oriental Goat's Rue (Galega orientalis) | Fodder & Soil

Galega × hartlandii is a herbaceous hybrid in the genus Galega that bears erect racemes of pea-like flowers. It flowers from June to August. The blooms occur in shades of white, pink, blue or mauve and the plant favours sunny, damp meadow or slope conditions.

Galega × hartlandii blooms from June to August with erect racemes of pea-like flowers in shades of white, pink, blue or mauve.

Galega × hartlandii

Goat's Rue (Galega × hartlandii) | Summer Racemes

Galega × hartlandii 'Carnea' is a perennial in the genus Galega that flowers from June to August. It performs best in full sun on well-drained soils kept at moderate moisture. The cultivar carries an H5 rating, meaning it is hardy in most UK gardens. Plant it where its summer bloom will be visible, such as mixed borders or cottage-style beds.

Galega × hartlandii 'Carnea' is a full-sun perennial for well-drained soil that flowers June to August and suits borders and cottage gardens.

Galega × hartlandii 'Carnea'

Galega × hartlandii 'Carnea' | Perennial for Borders

Galega × hartlandii 'His Majesty' is a cultivated hybrid of the Galega genus that produces erect racemes of pea‑like flowers. Flowering in the UK runs from June to August. As a herbaceous perennial type it favours sunny, damp situations such as meadows or slopes and shows the genus's range of flower shades from white through pink to blue and mauve.

Galega × hartlandii 'His Majesty' is a Galega hybrid that flowers from June to August and prefers sunny, damp sites.

Galega × hartlandii 'His Majesty'

Goat's Rue (Galega × hartlandii 'His Majesty') — June–Aug

Galega × hartlandii 'Lady Wilson' is a perennial cultivar in the Galega group, notable for its bicoloured blue-and-white, pea-like flowers borne on upright racemes. It flowers from June to August. Plant it in full sun where soil remains moist yet well-drained; it is classed H5, meaning hardy for most UK gardens. It suits borders, cottage plantings and pollinator-focused plots.

Goat's rue 'Lady Wilson' (Galega × hartlandii 'Lady Wilson') bears blue-and-white summer racemes and suits full sun, moist but well-drained borders.

Galega × hartlandii 'Lady Wilson'

Goat's Rue 'Lady Wilson' (Galega × hartlandii 'Lady Wilson')

Hedysarum coronarium is a perennial herb cultivated primarily for fodder, hay and honey production. Native to Malta, Algeria, Morocco, Tunisia, southern Italy and Spain, it suits open, sunny locations. It prefers full sun and well-drained soil and tolerates dry to medium soil moisture. Flowering occurs from June to August.

Sulla (Hedysarum coronarium) is a perennial herb grown for fodder, hay and honey production, preferring full sun and well-drained soil.

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

Hedysarum coronarium

Sulla (Hedysarum coronarium) | Fodder, Hay & Honey

Hedysarum microcalyx is a member of the genus Hedysarum in the pea family and produces the genus’s characteristic odd-pinnate leaves with entire leaflets. It bears pea-type flowers in racemes or heads and flowers in the UK from June to August. Petal colours across the genus range from pink and purplish to yellow or whitish. Fruit develops as a lomentum that breaks into single-seeded segments when ripe.

Hedysarum microcalyx (sweetvetch) bears odd-pinnate leaves and pea-type flowers June–August, with petals ranging from pink and purplish to yellow or.

Hedysarum (sweetvetch) is a genus of the botanical family Fabaceae, consisting of about 200 species of annual or perennial herbs found in Asia, Europe, North Africa, and North America.

Hedysarum microcalyx

Sweetvetch (Hedysarum microcalyx) | Summer-flowering

Hedysarum multijugum is a member of the Hedysarum group, a set of herbs or deciduous shrubs noted for odd-pinnate leaves whose entire leaflets resemble those of sweet peas. It bears peduncled racemes or heads of pea-type flowers that appear in the UK from June to August. Petals in the genus range from pink and purplish to yellow or whitish, and the flowers have diadelphous stamens (9+1). The fruit is a lomentum that breaks into single-seeded segments on ripening.

Hedysarum multijugum is a Hedysarum species with pea-like flowers from June to August and lomentous fruit that splits into single-seeded segments.

Hedysarum multijugum

Sweetvetch (Hedysarum multijugum) | Hedysarum

Indigofera decora, commonly known as summer wisteria, is a species of shrub native to China and Japan that has since been introduced to Australia and Sri Lanka. A member of the genus Indigofera, its family is Fabaceae and is used primarily for decorative purposes, though it has also been used to make indigo-colored dye.

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

Indigofera is a large genus of over 750 species of flowering plants belonging to the pea family Fabaceae. They are widely distributed throughout the tropical and subtropical regions of the world.

Indigofera decora

Indigofera gerardiana is a deciduous legume valued for its upright racemes of purple, pea-like flowers produced in summer. It forms pinnate leaves with numerous grey-green oval leaflets and typically reaches around 2–3 m in height and spread. Flowering in the UK runs from June to September. Plants can die back in colder sites but will regrow from the base the following season.

Himalayan Indigo Indigofera gerardiana bears purple, pea-like racemes from June to September and tolerates drought once established.

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

Indigofera gerardiana

Himalayan Indigo (Indigofera gerardiana) | Summer Flowers

Lathyrus aureus, the golden pea, is a species of flowering plant in the pea family Fabaceae, native to Greece, Turkey, Armenia, Azerbaijan, Georgia, Russia, Kyrgyzstan, Moldova, Ukraine, Bulgaria, and Romania. In early summer this bushy herbaceous perennial produces many erect spikes of dusky yellow or orange flowers.

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

Lathyrus is a genus of flowering plants in the legume family Fabaceae, and contains approximately 160 species. Commonly known as peavines or vetchlings, they are native to temperate areas, with a breakdown of 52 species in Europe, 30 species in North America, 78 in Asia, 24 in tropical East Africa, and 24 in temperate South America.

Lathyrus aureus

Lathyrus grandiflorus, two-flowered everlasting pea, is a species of flowering plant in the family Fabaceae, native to southern Europe. Growing to 2 m (6.6 ft) tall, it is a twining herbaceous perennial with grey-green leaves and, in late summer, bright magenta-pink flowers, the central keel a darker red.

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

Lathyrus grandiflorus

Lathyrus latifolius, the perennial peavine, perennial pea, broad-leaved everlasting-pea, or just everlasting pea, is a robust, sprawling herbaceous perennial flowering plant in the pea family Fabaceae. It is native to Europe but is present on other continents, such as North America and Australia, where it is most often seen along roadsides.

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

Lathyrus latifolius

Lathyrus latifolius 'Rose Queen'

Lathyrus latifolius albus or albiflorus or 'White Pearl' is a perennial climbing pea grown for its summer flowers and mild scent. It reaches about 2.0 m and suits sunny sites where it can scramble over supports. Flowers appear in June to August and are mildly fragrant. Plant it where a tall trellis or fence will display the blooms at head height.

White Everlasting Pea (Lathyrus latifolius albus or albiflorus or 'White Pearl') is a perennial climber that flowers June to August with a mild fragrance.

Lathyrus latifolius albus or albiflorus or 'White Pearl'

Lathyrus japonicus, the sea pea, beach pea, circumpolar pea or sea vetchling, is a species of flowering plant in the legume family Fabaceae, native to temperate coastal areas of the Northern Hemisphere, and Argentina.

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

Lathyrus maritimus

Lathyrus rotundifolius, the Persian everlasting pea, is a species of flowering plant in the pea family Fabaceae, native to Iran. Growing to 1.5 m (4.9 ft) tall, this herbaceous perennial climber has twining, clinging tendrils and brick red flowers in summer.

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

Lathyrus rotundifolius

Lathyrus vernus, the spring vetchling, spring pea, or spring vetch, is a species of flowering herbaceous perennial plant in the genus Lathyrus, native to forests of Europe and Siberia. It forms a dense clump of pointed leaves with purple flowers in spring, shading to a greenish-blue with age.

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

Lathyrus vernus forma albiflorus

Lathyrus vernus forma cyaneus of gardens

Lathyrus vernus forma roseus

Lathyrus vernus forma variegatus is a perennial spring pea notable for its variegated foliage and pea-like flowers. It favours shady, moisture-retentive sites with a loamy, well-drained soil. Flowering occurs from June to August. Pods and seeds are not edible and should be handled with care.

Spring pea Lathyrus vernus forma variegatus suits moist, neutral to alkaline shade and flowers June to August.

Lathyrus vernus forma variegatus

Spring Pea (Lathyrus vernus forma variegatus) | Woodland

Lespedeza thunbergii is a species of flowering plant in the legume family known by the common names Thunberg's bushclover, Thunberg's lespedeza, and shrub lespedeza. It is native to the eastern Himalayas, China, Korea, and Japan.

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

Lespedeza is a genus of some 45 species of flowering plants in the pea family (Fabaceae), commonly known as bush clovers or Japanese clovers (hagi). The genus is native to warm temperate to subtropical regions of eastern North America, eastern and southern Asia and Australasia.

Lespedeza thunbergii

Lupinus albifrons, silver lupine, white-leaf bush lupine, or evergreen lupine, is a species of lupine (lupin). It is native to California and Oregon, where it grows along the coast and in dry and open meadows, prairies and forest clearings.

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

Lupinus, commonly known as lupin, lupine, or regionally bluebonnet, is a genus of plants in the legume family Fabaceae. The genus includes over 199 species, with centres of diversity in North and South America.

Lupinus albifrons

Lupinus albifrons var. douglasii

Lupinus arboreus, the yellow bush lupine (US) or tree lupin (UK), is a species of flowering plant in the legume family Fabaceae.

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

Lupinus arboreus

Lupinus ornatus is a species of lupin in the legume family Fabaceae. It belongs to the genus Lupinus, a group with many species worldwide and centres of diversity in the Americas. In the UK it flowers from June to August. Some lupins are cultivated for seed as well as for ornament, though seed use requires specific processing.

Lupinus ornatus is a species of lupin in the legume family that flowers in the UK from June to August.

Lupinus ornatus

Lupin (Lupinus ornatus) | Summer-flowering lupin

Lupinus polyphyllus, the large-leaved lupine, big-leaved lupine, many-leaved lupine, blue-pod lupine, or, primarily in cultivation, garden lupin, is a species of lupine (lupin) native to western North America from southern Alaska and British Columbia and western Wyoming, and south to Utah and California. It commonly grows along streams and creeks, preferring moist habitats.

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

Lupinus polyphyllus

Lupinus polyphyllus 'Downer's Delight'

Lupinus polyphyllus 'Pink Pearls'

Sophora flavescens is a leguminous shrub reaching about 1.5 m, valued for its summer flowering. It is native to East Asia and produces its flowers in the UK from June to August. The plant prefers full sun and tolerates sandy, loamy and clay soils so long as they remain moist but well-drained. Rated H7 (fully hardy), it is suitable for outdoor planting across the UK.

Shrubby sophora (Sophora flavescens) flowers in the UK from June to August and prefers full sun in moist, well-drained soils.

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

Sophora is a genus of about 45 species of small trees and shrubs in the pea family Fabaceae. The species have a pantropical distribution.

Sophora flavescens

Shrubby Sophora (Sophora flavescens) | Summer-flowering

Thermopsis lanceolata is an herbaceous perennial that reaches about 1 metre and flowers in June to July with pale yellow blooms. It comes from Asia and suits positions in full sun or partial shade. Plant in fertile, moist but well-drained soil and allow room for its mature spread. Parts of the plant are harmful if eaten, so wear gloves when handling and keep away from pets.

Tapered false lupin (Thermopsis lanceolata) is a 1 m herbaceous perennial that flowers in June to July and suits borders and naturalised areas.

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

Thermopsis is a genus of legumes, native to temperate North America and east Asia. They are herbaceous perennials and are known as goldenbanners or false-lupines.

Thermopsis lanceolata

Tapered False Lupin (Thermopsis lanceolata) | 1 m Perennial

Thermopsis montana is a perennial herb that produces golden-yellow flowers in June to July. It suits full sun to partial shade and will tolerate both sheltered and exposed garden positions. Best grown in well-drained loamy or sandy soils with a neutral to slightly acidic pH, it accepts moist conditions yet is also dry tolerant. Wear gloves and other protective equipment when handling as the plant is harmful if eaten.

False lupin Thermopsis montana produces golden-yellow flowers in June to July and suits well-drained, neutral to slightly acidic soils in sun or part.

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

Thermopsis montana

False Lupin (Thermopsis montana) | Golden Pea

Trifolium pannonicum is a perennial herb that performs well on well-drained sandy or loamy soils and tolerates full sun to partial shade. It favours neutral to slightly acidic or slightly alkaline conditions and prefers moist yet free-draining ground. Used as a ground cover and as an ornamental, it suits temperate sites. Flowering occurs from May to August.

Hungarian clover Trifolium pannonicum is a perennial herb for sunny to partly shaded, well-drained sandy or loamy soils.

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

Clovers, also called trefoils, are plants of the genus Trifolium. They are herbaceous plants growing up to 30 cm (12 in) tall.