Rattlesnake Plant Seeds - Calathea Lancifolia, 20 seeds

Quantity: 20 Seeds / pack

Rattlesnake Plant (Calathea lancifolia) is a houseplant grown for its extraordinary foliage: long, wavy leaves patterned with dark-green ovals on bright green, with rich purple undersides. The leaves even move, rising at night and lowering by day. Seed of this sought-after indoor plant is rarely offered, making this packet a special find for collectors.

Why choose our seeds?

• Dramatic patterned foliage with purple undersides
• A statement indoor plant with moving leaves
• Rarely available as seed; 20 seeds per packet

How to grow Rattlesnake Plant seeds

Choose Your Planting Method

• Indoors: Sow indoors at any time of year in warm indoor conditions.
• Outdoors: Not suited to outdoor growing except in frost-free climates; grow in pots that can be brought inside.

Prepare Your Materials

• Seed-starting trays or pots (if indoors)
• Well-draining seed-starting mix
• Humidity dome or plastic wrap (to hold in moisture)
• Spray bottle for misting

Sowing the Seeds

• Sow on the surface of a moist, peat-based seed mix and press in lightly.
• Most growers propagate this plant by division, so expect slow and uneven germination from seed; this is normal.

Provide the Right Conditions

• Light: Bright indirect light; never harsh direct sun, which scorches the leaves.
• Temperature: Warm room temperatures, 70-75°F (21-24°C); keep away from cold drafts.
• Humidity: High humidity is essential; cover with a dome or plastic wrap until seedlings are established.

Germination

• Germination is slow and uneven; keep the mix consistently moist (never soggy) and be patient.
• Remove the cover once seedlings emerge and give bright, indirect light.

Transplanting

• Pot seedlings into individual pots once large enough to handle, at the same depth they were growing.
• Use a loose, well-draining mix; plants reach up to 30 inches tall indoors.

Care Tips

• Sun: Bright to medium indirect light.
• Water: Keep evenly moist; allow only the very top of the mix to dry between waterings. Never let the plant sit in standing water.
• Fertilizer: Feed lightly with a balanced houseplant fertilizer during spring and summer.
• Mist regularly or set the pot on a pebble tray to raise humidity.

Bloom Time:

Grown for its foliage; the small flowers are insignificant and rarely appear indoors.