Just cover; scarify using a file to break through the seed coat, about halfway around the seed.
Recommended. Sow indoors in pots 8 weeks before last frost date. Keep at 65-75°F.
Sow in place about 2 weeks after last springtime frost in long growing season areas (zones 9+).
WHEN TO SET OUTSIDE
Set outside once temperatures remain above 55°F.
PLACEMENT & CULTIVATION
Snail vine will do best in full sun with rich, moist but well-drained soils. As this fragrant vine climbs by twining stems, provide a trellis or other supports. Great for the patio-grow in a container with drainage holes and filled with a fertile, well-drained media. Provide support for the twining stems, such as a trellis. grow in a warm, protected spot
At least 1" per week, more during especially during dry spells.
Not particular about soil pH.
Apply an organic balanced fertilizer when planting.