How to Grow Burma Sundew

Burma Sundew

Drosera burmanii

flower

Drosera burmanii is a small, carnivorous sundew native to Southeast Asia, known for its bright red, glandular tentacles that trap and digest insects. This compact rosette plant produces delicate pink to white flowers and thrives in boggy, nutrient-poor conditions. It is popular among carnivorous plant enthusiasts for its ease of care and rapid growth.

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Example Burma Sundew timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Burma Sundew

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Burma Sundew blooms

    Around Jun 1

    ≈ 45 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Burma Sundew dates for your own zip code.

Growing Conditions

☀️
Sun: Bright, indirect light; 4-6 hours of sunlight daily. Can tolerate lower light but produces more vibrant color in brighter conditions
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Water: Keep constantly moist but not waterlogged; use distilled or rainwater only as tap water minerals will damage the plant. Water from below via a tray method to maintain humidity
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Spacing: 3 inches
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Days to maturity: 45-60 days to flowering from seed
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Planting depth: Surface sow seeds; do not cover as light is required for germination

Soil

Type: Nutrient-poor, acidic, sandy peat or sphagnum moss mix
pH: 4.5-5.5
Amendments:
Sphagnum moss (primary component) Sand or perlite for drainage Avoid fertilizers and nutrient-rich amendments

Growing Zones

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Thrives in zones 10-11; grown indoors in cooler climates as a tender annual or houseplant

10a 10b 11a 11b

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Growth Stages

1

Seed Germination

1-3 weeks

Tiny seedlings emerge with initial leaf formation; barely visible without magnification initially

Keep medium constantly moist, maintain high humidity (80%+), provide bright indirect light, and ensure excellent air circulation to prevent fungal issues

2

Rosette Formation

3-6 weeks

Small rosettes develop with sticky red tentacles becoming increasingly visible; plant grows 1-2 inches in diameter

Maintain consistent moisture, use distilled water only, provide bright light, and begin dormancy period if temperatures drop below 50°F

3

Active Growth

4-8 weeks

Rosette expands to full size (2-3 inches diameter) with intensely colored red tentacles; plant becomes a functional trap for insects

Continue distilled water regimen, ensure high humidity, do not fertilize, and allow natural insect trapping or manually feed small prey occasionally

4

Flowering

2-4 weeks

Tall, slender inflorescences emerge with delicate pink or white flowers arranged in a raceme; blooms are 0.5 inches across

Maintain all previous care conditions, allow pollination by insects or hand-pollinate with a small brush, and avoid disturbing flower stalks

5

Seed Production & Dormancy

4-6 weeks (then 2-3 months dormancy if applicable)

Flowers fade and produce numerous tiny seeds in capsules; plant may enter dormancy period (winter rest)

Allow seeds to mature and dry naturally, reduce watering slightly if dormancy occurs, maintain cooler temperatures (50-65°F) during dormancy, and resume normal care in spring

Companion Planting

Plan your garden →

Plant with:

Other Drosera species Nepenthes (Pitcher plants) Sarracenia (Trumpet pitchers) Pinguicula (Butterworts) Sphagnum moss (primary substrate plant)

Avoid planting near:

Fertilized plants High-nutrient soil gardens Plants requiring alkaline conditions Tap water-dependent species

Common Pests

  • Improve air circulation, avoid overwatering, use sterile growing medium, remove affected leaf matter immediately

  • Increase humidity, spray lightly with distilled water, isolate affected plants, avoid pesticides

  • Hand-remove or rinse gently with distilled water; plant's natural traps will capture most insects

  • and (various species)

    Ensure airflow, reduce ambient moisture slightly if mold appears, use clean tools and sterilized medium

Uses

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Natural Insect Control

Household

Drosera burmanii naturally traps and digests small insects, including fungus gnats and fruit flies, making it an excellent living pest control solution for indoor spaces. [source]

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Pollinator Support

Wildlife

The delicate flowers provide nectar for small pollinators and beneficial insects, supporting garden ecosystems while the plant itself serves as a food source for sundew predators. [source]

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Horticultural Hobby & Cultivation

Craft

Drosera burmanii is a popular species among carnivorous plant enthusiasts and tissue culture hobbyists, valued for rapid propagation and ease of cultivation compared to other Drosera species. [source]

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Traditional Ethnobotanical Use

Medicinal

Some Drosera species have been used in traditional medicine systems, though scientific evidence is limited; modern research is exploring potential respiratory and antimicrobial properties of sundew compounds. [source]

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Educational Display Plant

Household

Its striking red coloration and active trap mechanism make it an excellent educational tool for teaching plant diversity, adaptation, and carnivory in classrooms or educational gardens. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Harvest seeds by allowing flowers to fully mature and dry on the plant; collect seed capsules when they turn brown and papery, typically 4-6 weeks after flowering. Store seeds in cool, dry conditions. For propagation, seeds can be sown immediately or stored refrigerated for up to 1 year. Divide mature rosettes by gently separating offsets in spring.

Fun Facts

  • 🌱 Drosera burmanii produces sticky mucilage on its tentacles through specialized glands; once an insect lands, the tentacles slowly curl inward over several hours to maximize nutrient absorption from the prey.
  • 🌱 This species is annual or short-lived perennial in many climates, but can produce hundreds of seeds per plant, allowing rapid population establishment in suitable conditions.
  • 🌱 The vivid red color of sundew tentacles intensifies under bright light and is theorized to attract insects through mimicry of nectar-bearing flowers, making it a 'trap-within-a-trap'.

Gardening Terms

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