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Palace Purple Heuchera

Heuchera micrantha 'Palace Purple'
Also known as: Coral Bells

Palace Purple Heuchera is a flower in the Saxifragaceae family. It grows best in full sun to part shade with medium moisture, and is listed for USDA zones 3-8. Plants reach maturity about 240–365 days after planting and sit about 12 inches apart.

Varieties

1 from True Leaf Market · sorted by days to maturity
  • ▸Purple Palace240–365 days

    Non-GMO; Container; Perennial

    2nd-year maturity. Heuchera sanguinea. Purple Palace Heuchera Seeds. Non-GMO, open-pollinated, Premium Quality Seeds, Perennial. Open Pollinated. Purple Palace, or heuchera seeds, also known as coral bells, grow a vigorous Pacific Northwest favorite ideal for many moderate and humid gardens across the country. Purple Palace seeds boast one of the most tolerant and decorative perennials with their unique 3-5 inch iridescent-tinted leaves perfect for an exotic trim along walkways, fences, or filling out the flower bed. Heuchera is native to the tame winters along the Pacific and will provide year-round brilliance in similar climates. Purple Palace heuchera provides a unique and stunning planting for many residential and commercial spaces. Pelleted Seed.

    View on True Leaf Market ↗
Family
Saxifragaceae
Category
Flower
Form
Bush
Lifecycle
perennial
Zone
3-8
Height
1–1.5 ft
Spread
1–1.5 ft
Sun
Full sun to part shade

Plant spacing

1 plant per square footSquare-foot planting diagram: one palace purple heuchera fills a 1-foot square, spaced 12 inches from its neighbors.
1 plant per square foot

In a square-foot bed, space palace purple heuchera about 12 in apart — that fits 1 plant in each 1-foot square (1×1). Wider rows or containers space the same.

Water
Medium

Plan your palace purple heuchera planting

Add palace purple heuchera to a free GardenDraft plan and get sow, transplant, and harvest dates computed for your ZIP code — with a drag-and-drop bed layout and reminders when it’s time to plant.

Start your free plan →

At a glance

Days to harvest
240–365 days
From transplant or sow to first harvest
Harvest style
Harvest once
One main harvest
After harvest
Use within days
Quality eases off after peak
Frost tolerance
Hardy · to ~15°F
Lowest temperature the foliage usually survives
Germination
~60%
Typical minimum germination rate

Growing timeline

When to plant and harvest palace purple heucheraPlanting timeline for palace purple heuchera, relative to last frost: start indoors from 12 weeks before last frost to 2 weeks before last frost; grow from 2 weeks before last frost to 32 weeks after last frost; harvest from 32 weeks after last frost to 50 weeks after last frost.Start indoorsGrowHarvestLast frostTransplant
Start palace purple heuchera indoors ~10 weeks before transplanting 2 weeks before last frost; first harvest 32 weeks after last frost.
Seed to transplant
56-70 days
Outdoor planting
-14 to 0 days vs frost
Propagation
Seed
Schedule anchor
Last Frost

Care & troubleshooting

No curated care & troubleshooting advice for palace purple heuchera yet. Our extension-sourced library currently focuses on common edible crops; we're expanding it over time.