Luffa cylindrica Seeds (Luffa Sponge Gourd)

Luffa Sponge Gourd (Luffa cylindrica), commonly known as Sponge Gourd or Loofah, is a vine plant that belongs to the Cucurbitaceae family. This tropical and subtropical plant has large leaves and produces vibrant yellow flowers. As the name suggests, the mature fruit is used as a natural sponge when dried. The fruits are cylindrical with a rough texture and can grow up to 12-18 inches long. Luffa cylindrica seeds can be sown in USDA hardiness zones 7-11. With proper care and support, this versatile plant can thrive and yield abundant sponges.

Growing Luffa cylindrica from Seed

• Growth cycle: Annual
• Watering: Medium
• Sunlight: Full Sun
• Suitable climates: Arid, Subarctic, Tropical Wet & Dry, Tundra
• Where to grow: Indoor & Outdoors
• Flower color: Yellow

Germinating Luffa Sponge Gourd Flower Seeds

To germinate Luffa cylindrica, soak the seeds in warm water for 24 hours. Plant the seeds in fertile soil, keeping them moist and warm (around 77°F) until they sprout in about a week or two.

We source all of our Luffa cylindrica seeds from a small greenhouse facility based in southeastern Maine and store them in a dark, temperature-controlled environment before shipment. You’ll find that our fresh Luffa Sponge Gourd seeds are much easier to germinate than the mass-produced packets of flower seeds found in stores! If you have any trouble growing Luffa Sponge Gourd seeds, we’re happy to send you additional gardening tips. In the (unlikely) event that your Luffa cylindrica seeds do not germinate at all, we’ll give you a full refund, no questions asked.

We offer this variety on Etsy and eBay, as well!

Shipping & returns

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