Coreopsis Growing Guide

Coreopsis tinctoria 

Coreopsis

Crop Rotation Group

Miscellaneous ●

Soil

Fertile, well-drained soil.

Position

Full sun.

Frost tolerant

None. Annual coreopsis cannot tolerate cold temperatures.

Feeding

Mix a light application of a balanced organic fertilizer into the soil prior to planting. Annual coreopsis needs less fertilizer and water compared to other flowers.

Companions

The narrow, airy plants rise up suddenly in late summer, making them great replacements for early season bloomers. Annual coreopsis is an excellent flower to grow in wildflower meadows.

Spacing

Single Plants: 11" (30cm) each way (minimum)
Rows: 11" (30cm) with 11" (30cm) row gap (minimum)

Sow and Plant

Sow seeds in moist seed starting mix indoors, or wait until after the last frost has passed and plant seeds where you want the plants to grow.
Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area.

Notes

The bicolored blooms of coreopsis attract butterflies and beneficial insects.

Harvesting

Snip off spent blossoms to keep plants looking neat, and to prolong flowering. Tall plants benefit from staking.

Troubleshooting

Be patient with this wildflower, which blooms in late summer and fall. Plants will reseed themselves with a little encouragement.

Planting and Harvesting Calendar

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Pests which Affect Coreopsis