Hardiness: USDA Zone 4a: to -34.4 °C (-30 °F) USDA Zone 4b: to -31.6 °C (-25 °F) USDA Zone 5a: to -28.8 °C (-20 °F) USDA Zone 5b: to -26.1 °C (-15 °F) USDA Zone 6a: to -23.3 °C (-10 °F) USDA Zone 6b: to -20.5 °C (-5 °F) USDA Zone 7a: to -17.7 °C (0 °F) USDA Zone 7b: to -14.9 °C (5 °F) USDA Zone 8a: to -12.2 °C (10 °F) USDA Zone 8b: to -9.4 °C (15 °F) USDA Zone 9a: to -6.6 °C (20 °F) USDA Zone 9b: to -3.8 °C (25 °F)
Sun Exposure: Full Sun
Bloom Color: Bright Yellow
Bloom Time: Late Spring/Early Summer Mid Summer
Other details: Requires consistently moist soil; do not let dry out between waterings
Soil pH requirements: 6.1 to 6.5 (mildly acidic) 6.6 to 7.5 (neutral) 7.6 to 7.8 (mildly alkaline)
Patent Information: Non-patented
Propagation Methods: By dividing the rootball From seed; winter sow in vented containers, coldframe or unheated greenhouse From seed; sow indoors before last frost
Seed Collecting: Allow pods to dry on plant; break open to collect seeds Properly cleaned, seed can be successfully stored
On Sep 14, 2010, weedsfree from Magna, UT (Zone 7a) wrote:
Mine does just fine in xeric conditions and in heavy clay. It does prefer full sun or else it won't grow so much and produce flowers as well. Germination not very high, despite that, if you do not deadhead, you probably will find a few seedlings next year.
On Mar 21, 2007, berrygirl from Braselton, GA (Zone 7b) wrote:
COREOPSIS lanceolata Sternaler - Short 16" - plant 16" apart. Zone 5-9. Long flowering variety. The frilly center is surrounded by a leather-brown ring, then back to a double row of yellow petals.
Of the easiest care, providing a wealth of cut flowers. Heat tolerant.
Blooms: Late Spring, Early summer to Fall
Flower Color: Yellow
Sun-Shade: Full Sun
Accent Color: Yellow
Soil Condition: Normal, Sandy
Plant Height: Short
This plant has been said to grow in the following regions:
Lakehead, California Glenwood Springs, Colorado Cordele, Georgia Derby, Kansas East Harwich, Massachusetts Hopkins, Minnesota Haddonfield, New Jersey Scotch Plains, New Jersey Croton-on-hudson, New York Carolina Beach, North Carolina Mount Hood Parkdale, Oregon Magna, Utah