Success With Seeds Salvia

Salvia Germination Information

Salvia Seed Germination How to Sow Salvia:
  • The annuals are best sown indoors, 6-8 weeks before last frost, at alternating temperatures of 68 and 86°
  • Seeds will germinate in 12-15 days
  • Sow the red-flowering salvias with NO cover as they need light to germinate
  • If treating S. farinacea as an annual, sow indoors 12 weeks before last frost
  • The biennials are best sown outdoors in late summer and fall with flowers produced the following summer
  • The perennials are best sown outdoors in spring through summer, up to two months before frost
  • Alternatively, they can be sown indoors by following the protocol for annuals
  • If started early enough, perennials will flower in their first year
  • The seeds of S. splendens are not long lived and should not be stored
  • When sowing seed outdoors, we recommend a maximum planting depth of 4X the width of the seed

How to Grow Salvia:
Lighting: They can all be sited in full sun to part shade (the pastel-colored annuals do best in part shade)

Spacing: Spacing depends on the species, as sizes vary

Soil: Plant in a rich, well-drained soil. They perform best when well-watered, but are slightly drought tolerant

Additional Care: Deadhead after flowering

Appearance and Use:

A vast array of colors and sizes for just about any use in borders, bedding, edging, and planters. In summer or fall they produce spikes of tubular flowers that are 2-lipped. Salvia splendens is an annual native to Brazil, grows 6-36 inches tall. Salvia sclarea var. turkestanica grows 36 inches tall with bright pink flowers in summer and fall. It is a biennial native to Turkestan that is hardy from Zones 4 to 7. Salvia superba grows 2-3 feet tall with deep blue to purple flowers. It is hardy from Zones 4 to 7. Salvia microphylla, Baby Salvia, is shrubby and grows 3-6 feet tall with red flowers. It is a half-hardy perennial native to Mexico that is fully hardy in Zones 8 to 10. Salvia farinaceae grows 18-36 inches tall with blue flowers and gray-green leaves. It is a perennial in Zones 8 to 10, but is grown as an annual in colder climates. Native to New Mexico and Texas. Salvia viridis (S. horminium) grows 18 inches tall with rose, pink, purple, blue, or white flowers. Native to Southern Europe, it is a perennial in Zones 9 and 10, but is grown as an annual in colder climates

About Salvia:
Pronunciation:  sal’ve-å
Lifecycle:  Annual, Biennial, Perennial
Origination: Lamiaceae, nativity in text above
Common Name: Salvia