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Insulin Plant

Planted🌿 Herbs🌱 Babies later
🌿Main photo · Liz's Insulin Plant
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Quick grow facts

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Sun

Part shade/part sun

UF/IFAS EDIS FP151
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Soil

Fertile; tolerates clay, sand, loam, acidic or slightly alkaline · Fertile, moist

UF/IFAS EDIS FP151 · UF
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Pot size

No source found

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Water

Ample moisture; moderate drought tolerance · Ample moisture

UF/IFAS EDIS FP151 · UF
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Fertilizer

No source found

🐝

Pollination

No source found

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Propagation

Division, cuttings, plantlets

UF
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Pests & diseases

Long-term health usually not affected by pests

UF/IFAS EDIS FP151
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Hardiness zones

USDA zones 9B–11

UF/IFAS EDIS FP151
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Look out for (Houston)

Zones 9B–11 (UF); mites, nematodes

UF

What it is

Sold as fiery costus or spiral flag (Costus igneus), this is a clumping evergreen perennial about 2 to 4 feet tall. Its green leaves have purple undersides and spiral around the stems, with showy orange flowers in warm months.

UF/IFAS EDIS FP151

Why grow/eat it

No source found

How to use it

No source found

Harvest in Houston

No source found

Container tips

UF/IFAS lists it for containers and planters. Grow it in part sun or part shade, in fertile soil with plenty of moisture. Hardy in zones 9B to 11.

UF/IFAS EDIS FP151

Cautions

It handles salt poorly. Pests usually don't hurt its long-term health.

UF/IFAS EDIS FP151

Sources

  1. https://ask.ifas.ufl.edu/publication/FP151