
large speedwell
Veronica austriaca subsp. teucrium 'Crater Lake Blue'
Overview
Large speedwell (Veronica austriaca subsp. teucrium 'Crater Lake Blue') is an attractive perennial native to South and Central Europe. The flowers are violet-blue and up to 1 inch wide. It blooms in mid- to late summer and grows to about 12 to 24 inches in height. Its small, glossy oval leaves are shiny green and have serrated edges. They grow in mounds in full sun and grow best in moist, well-drained soil. The plant is drought tolerant and can be propagated by division, cuttings or seed. Its a great addition to any garden as it attracts beneficial insects such as bees and butterflies.
Care Guide
Watering
Average — every "7-10" days.
Light
Full sun, part shade.
Temperature
Hardiness zone 4-8.
Pruning
Best pruned in May, August, August.
Propagation
Division, Cutting, Layering Propagation, Seed Propagation
Related plants
Other plants you might like if you grow large speedwell.







