Apoballis acuminatissima ‘Lavallaei’ is one of the most dramatic foliage plants in the Apoballis/Phyllodesmium complex—an aroid with long, lance‑shaped leaves, deep metallic greens, and lavender‑to‑plum undersides. The short version: it’s a humidity‑loving, shade‑tolerant tropical that thrives in bright indirect light, warm temperatures, and a chunky, fast‑draining mix.
🌿 Identity & Origin
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A cultivar/selection of Apoballis acuminatissima, native to Southeast Asia (Indonesia, Malaysia, Papua New Guinea).
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Grows in lowland tropical forests, often in deep shade with high humidity.
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Known for its elongated leaves, dark venation, and purple undersides that glow when backlit.
🍃 What it looks like
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Leaves: 10–18 inches long, narrow, glossy, with deep green to charcoal tones and subtle silvering.
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Undersides: lavender‑plum, especially vivid in new growth.
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Growth habit: upright, clumping, similar to Homalomena or Philodendron species.
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Texture: smooth, leathery, with pronounced midrib and fine venation.
🌱 Care Guide (Yakima‑friendly)
Light
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Bright indirect light is ideal.
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Tolerates lower light but loses color intensity.
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Avoid Yakima’s harsh afternoon sun—leaves scorch quickly.
Soil
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Use a chunky aroid mix: orchid bark, perlite, pumice, coco coir.
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Roots need oxygen; dense soil leads to rot.
Water
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Water when the top 2 inches dry.
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Keep moisture consistent but never soggy.
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Likes slightly higher moisture than Philodendron but less than Calathea.
Humidity
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Prefers 60–80%.
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In Yakima’s dry climate, a humidifier or grouping plants helps.
Temperature
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70–85°F is perfect.
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Avoid cold drafts; damage occurs below ~60°F.
Fertilizer
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Balanced fertilizer every 4–6 weeks during active growth.