Big Red Sage is a striking perennial that nearly vanished from the wild before being rediscovered in the Edwards Plateau of central Texas in the 1980s. This rare species has since thrived in home gardens across its hardiness range (zones 6-10), where it commands attention with long summer blooms of deep rose-red to burgundy flowers shaped like small tubes with two lips, each reaching 1.5 inches long. Growing 3 to 5 feet tall and spreading 1 to 2 feet wide, it blooms reliably from June through September, attracting hummingbirds while deer leave it untouched. The plant requires only moderate water and low maintenance once established, thriving in full sun to partial shade with well-drained soil.
Partial Sun
Moderate
6-10
60in H x 24in W
—
Low
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This Texas native nearly became extinct in the wild, then bounced back to become a gardener's treasure. Its tubular red flowers bloom for months straight, creating a magnet for hummingbirds from early summer into fall. The plant is tough enough to handle neglect yet refined enough to anchor a flower border, and it asks for nothing fussy in return: moderate water, good drainage, and either sun or part shade.
Big Red Sage is grown primarily as an ornamental perennial, valued for its long season of showy flowers and its ability to attract hummingbirds to the garden. The deep red blooms serve as a focal point in borders and beds from early summer through fall.
No timeline data available yet for this variety.
Sow seeds indoors 6 to 8 weeks before the last spring frost, at soil temperatures between 55 and 75 degrees Fahrenheit. Keep the seed-starting medium consistently moist but not waterlogged.
Harden off seedlings gradually over 7 to 10 days before transplanting after the danger of frost has passed. Space plants 12 to 24 inches apart in well-drained soil.
Pruning is not essential for this low-maintenance perennial. To encourage bushier growth and extended blooming, you may deadhead spent flowers or cut back the plant lightly in midsummer. In regions where winter hardiness is marginal, avoid heavy pruning in fall; wait until spring to remove any winter-damaged growth.
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“Salvia penstemonoides holds a remarkable conservation story. For years, botanists believed the species had vanished entirely from its native Edwards Plateau in central Texas. Then, in the 1980s, several wild colonies were rediscovered, reviving hope for a plant on the brink of extinction. Rather than remaining locked in botanical institutions, seeds from these populations were distributed widely through the horticultural community. Today, it thrives across home gardens in its growing range, a living example of how cultivation can serve as both a safeguard against extinction and a pathway to broader appreciation of rare native plants.”