Veronica 'Mrs Adamson' is a perennial in the Plantaginaceae, commonly called Speedwell, that provides a sustained display from June to September. It performs best in full sun or partial shade in a well-drained yet consistently moist soil and benefits from a sheltered position. Rated H5, it is hardy across most of the UK and suits borders and rock gardens. Remove spent flower spikes through September to keep clumps tidy.

Veronica 'Mrs Adamson' is a Speedwell perennial that flowers June to September and suits borders and rock gardens.

Veronica 'Mrs Adamson'

Speedwell | Veronica 'Mrs Adamson'

Veronica 'Silver Swallow' is a cultivated variety of Veronica in the Plantaginaceae notable for its extended bloom. It produces flower spikes from June to September. Specific growing requirements are supplied by individual growers and should be followed at purchase.

Veronica 'Silver Swallow' flowers from June to September and is a cultivated Veronica in the Plantaginaceae.

Veronica 'Silver Swallow' (H)

Veronica 'Silver Swallow' | Long Summer Bloom

Veronica exaltata is a species of Veronica in the Plantaginaceae, commonly known as Speedwell. It is notable for its flowering period, which runs from June to September. The plant's taxonomic placement signals its relationship to other veronicas and speedwells used in temperate gardens. Gardeners value it for extending the period of summer bloom.

Veronica exaltata (Speedwell) flowers from June to September and is a member of the Plantaginaceae family.

Veronica exaltata

Speedwell | Veronica exaltata

Veronica gentianoides 'Variegata' is a perennial Speedwell used primarily as a ground cover in rock gardens and borders. It sits in the Plantaginaceae and is native to Belgium's Flemish Region. Flowering occurs from June to September. Plant in full sun or partial shade on moist, well-drained soil and expect reliable survival in UK winters as it is fully hardy (H7).

Speedwell (Veronica gentianoides 'Variegata') is a perennial ground cover for borders and rock gardens that flowers from June to September.

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

Veronica gentianoides 'Variegata'

Speedwell | Veronica gentianoides 'Variegata'

Veronica incana is a perennial in the Plantaginaceae, commonly known as silver speedwell. It is native across Eastern Europe and into Siberia, Mongolia and northern China. Flowering occurs from June to September. Plant in full sun or partial shade on well-drained soil kept at moderate moisture.

Silver speedwell (Veronica incana) is a hardy perennial that flowers June to September and prefers full sun or partial shade in well-drained soil.

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

Veronica incana

Silver speedwell | Veronica incana

Veronica incana 'Wendy' is a perennial speedwell (Plantaginaceae) that flowers from June to September. It prefers a sunny or lightly shaded site in well-drained soil kept at moderate moisture. The plant is winter-hardy to H5 in UK terms. Use it where a low-growing, summer-flowering perennial is required.

Silver Speedwell (Veronica incana 'Wendy') flowers June to September and favours well-drained soil in full sun or partial shade.

Veronica incana 'Wendy'

Silver Speedwell | Veronica incana 'Wendy'

Veronica longifolia is a perennial in the Plantaginaceae that bears upright spikes of lilac to purple flowers from June to September, reaching about 1.0 m. Leaves are lance-shaped and arranged along the stems, while the flowering spikes provide summer height and structure. It is native to Europe and commonly used where tall, vertical flower spikes are wanted. Plants perform best in full sun on moist but well-drained soils.

Garden speedwell (Veronica longifolia) produces lilac to purple flower spikes from June to September and suits sunny, moist, well-drained sites in UK.

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

Veronica longifolia

Garden speedwell | Veronica longifolia

Veronica longifolia var. subsessilis is a perennial in the Plantaginaceae that reaches about 1.0 m and flowers from June to September. It produces lilac to purple summer blooms. The plant prefers full sun and tolerates sandy, loamy or clay soils so long as they remain moist but well‑drained. Rated H7, it is fully hardy in UK gardens and originates from Europe.

Garden speedwell (Veronica longifolia var. subsessilis) flowers June to September and grows to about 1.0 m, preferring full sun and moist, well‑drained.

Veronica longifolia var. subsessilis

Garden speedwell | Veronica longifolia var. subsessilis

Veronica perfoliata is a perennial herb in the Plantaginaceae, native to Australia, notable for its seasonal flowering. It blooms from June to September. The plant is suited to full sun or partial shade and prefers moist, well-drained soil.

Digger's Speedwell (Veronica perfoliata) is an Australian perennial herb that flowers June to September and prefers full sun or partial shade in moist.

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

Veronica perfoliata

Digger's speedwell | Veronica perfoliata

Veronica spicata is a perennial in the Plantaginaceae valued for its summer flowering display from June to September. It originates from Europe and Asia and is grown in gardens for its long flowering season. Plants suit full sun to partial shade on well-drained, neutral to alkaline soils with moderate moisture. Hardiness rating H5 means it is hardy across most of the UK when given a sheltered, south-facing position.

Spiked speedwell (Veronica spicata) flowers from June to September and suits south-facing, well-drained spots for borders, rock gardens and cut flowers.

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

Veronica spicata

Spiked speedwell | Veronica spicata

Veronica spicata 'Barcarolle' is a perennial spiked speedwell valued for its summer flowering habit, producing its display from June to September. It belongs to the Plantaginaceae and originates from Europe and western Asia. The cultivar prefers full sun, well-drained neutral to alkaline soil and moderate moisture in a south-facing, sheltered position. Use it in borders, rock gardens or containers where a summer-long floral presence is wanted.

Spiked Speedwell 'Barcarolle' flowers June to September and suits south-facing, sheltered sites on well-drained neutral to alkaline soil.

Veronica spicata 'Barcarolle'

Spiked speedwell 'Barcarolle' | Veronica spicata 'Barcarolle'

Veronica spicata 'Icicle' is a perennial spiked speedwell in the Plantaginaceae, valued for its summer flowering. It flowers from June to September. The plant prefers a sunny position in well-drained, neutral to alkaline soil and requires only moderate moisture. It is hardy to H5 and native to Europe.

Spiked Speedwell 'Icicle' (Veronica spicata 'Icicle') is a perennial that flowers June to September and prefers full sun with well-drained, neutral to.

Veronica spicata 'Icicle'

Spiked speedwell 'Icicle' | Veronica spicata 'Icicle'

Veronica spicata 'Minuet' is a perennial in the Plantaginaceae grown for its spiked summer flowers. It prefers full sun or partial shade in well-drained, neutral to alkaline soil and tolerates moderate moisture. Rated H5 (hardy), it suits both sheltered and exposed positions on south or east aspects. Flowering runs from June to September.

Spiked Speedwell (Veronica spicata 'Minuet') flowers June to September and suits sunny, well-drained borders, rock gardens and containers.

Veronica spicata 'Minuet'

Spiked Speedwell | Veronica spicata 'Minuet'

Veronica spicata 'Sarabande' is a perennial in the Plantaginaceae that flowers from June to September. It suits full sun to partial shade and prefers well-drained soil of neutral to alkaline reaction with moderate moisture. Rated H5 (hardy), it is native to Europe and is commonly used in borders, rock gardens and containers.

Spiked Speedwell (Veronica spicata 'Sarabande') is a perennial that flowers June to September and suits borders, rock gardens and containers.

Veronica spicata 'Sarabande'

Spiked Speedwell | Veronica spicata 'Sarabande'

Veronica teucrium is a species in the Plantaginaceae, one of the recognised Veronicas and commonly called Speedwell. It originates from the Grand Duchy of Luxembourg and sits within the genus Veronica. The plant produces its flowers between June and September. The Latin name is useful for sourcing authoritative references and herbarium records.

Speedwell (Veronica teucrium) is a Veronica native to the Grand Duchy of Luxembourg that flowers from June to September.

Veronica teucrium

Speedwell | Veronica teucrium

Veronica teucrium 'Blue Fountain' is a perennial Speedwell that flowers through summer from June to September. It is a member of the Plantaginaceae and originates from the Grand Duchy of Luxembourg. The cultivar suits full sun or partial shade on well-drained, moderately moist soil. Give it a sheltered position to match its exposure preference.

Speedwell Veronica teucrium 'Blue Fountain' blooms June to September and prefers well-drained, moderately moist soil in full sun or partial shade.

Veronica teucrium 'Blue Fountain'

Speedwell | Veronica teucrium 'Blue Fountain'

Veronica teucrium 'Crater Lake Blue' is a perennial speedwell in the Plantaginaceae, notable for flowering from June to September. It prefers full sun to partial shade and performs best in well-drained soils kept at moderate moisture. The cultivar originates from the Grand Duchy of Luxembourg and suits temperate garden situations. Planting in a sunny, free-draining spot will help maximise its summer display.

Speedwell Veronica teucrium 'Crater Lake Blue' flowers from June to September and prefers full sun to partial shade on well-drained, moderately moist soil.

Veronica teucrium 'Crater Lake Blue'

Speedwell | Veronica teucrium 'Crater Lake Blue'

Veronica teucrium 'Royal Blue' is a perennial Speedwell in the Plantaginaceae that flowers from June to September. It prefers full sun to partial shade and performs best in well-drained soil kept at moderate moisture. The plant is classed as H5 hardiness, suitable for most UK gardens. It originates from the Grand Duchy of Luxembourg.

Veronica teucrium 'Royal Blue' is a perennial Speedwell that flowers June to September and prefers full sun or partial shade in well-drained soil.

Veronica teucrium 'Royal Blue'

Speedwell | Veronica teucrium 'Royal Blue'

Veronica townsonii is a clump-forming member of the plantain family with an upright, spreading habit and lance-shaped, toothed green leaves. It flowers from June to September. Suited to a sheltered position, it performs best in neutral loam or sandy soils kept moist but well drained. The plant combines easily with other low-growing perennials in the front of a border or in a rock garden.

Veronica townsonii prefers south- or west-facing sheltered spots in neutral loam or sand and flowers from June to September.

Veronica townsonii (H)

Veronica townsonii | Clump-forming Veronica

Veronica virginica is a herbaceous perennial with upright stems and spike-like summer flowers. Native to the eastern United States and south-eastern Canada, it produces mostly white, occasionally pink or purple, racemes from June to September. It prefers moist to wet soils and will grow in full sun or partial shade. Suitable uses include wildlife borders, meadow schemes and cut flowers.

Culver's root (Veronica virginica) flowers June to September and suits moist soils in full sun or partial shade.

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

Veronicastrum is a genus of flowering plants in the family Plantaginaceae. In some taxonomy systems, Veronicastrum species have been placed within the genus Veronica.