Checkerbloom (Sidalcea malviflora)

Checkerbloom

Sidalcea malviflora

Its ruffled pink blooms paint meadows like scattered watercolor. Herbaceous perennial; common names: Checkerbloom, Dwarf Checkermallow.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerates hot afternoon sun in cool coastal regions, avoid prolonged deep shade
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Watering Water deeply when the top 5 cm of soil dries out; drought-tolerant once established, avoid waterlogged soil
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Temperature Hardy to USDA zones 5–9; tolerates mild winter frost and summer heat up to 35°C
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Characteristics

  • Leaf: Basal leaves are rounded to kidney-shaped with lobed margins; stem leaves are narrower and less lobed.
  • Flower: Ruffled, mallow-like blooms in shades of pink, lavender, or white, arranged in terminal racemes.
  • Stem: Erect, slender green stems with sparse fine pubescence.
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Care Guide

Watering

Keep soil evenly moist during active growth period

Fertilization

Apply diluted balanced liquid fertilizer once monthly. Use low-nitrogen fertilizer to prioritize bloom production over foliage growth

Banana peel tea:Steep 1 chopped banana peel in 1 liter of water for 3 days; dilute 1:2 with water before applying to soil to avoid nutrient burn
Pruning
  • Deadhead spent flower stalks to encourage continuous blooming through summer
  • Cut back all foliage to ground level after the first autumn frost to tidy the planting area
  • Divide overcrowded clumps every 2–3 years in early spring to maintain plant vigor
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: No toxic effects to cats; safe for household environments with feline pets

Humans: No documented toxicity to humans; safe for handling and consumption in small amounts

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Garden Uses & Culture

Culture: N/A

Usage: Native pollinator habitat; attracts bees, butterflies, and hummingbirds; ornamental meadow plant