Merremia dissecta (Alamo vine) is a perennial morning glory vine native to Central and South America with white funnel-shaped flowers featuring burgundy centers
Before sowing
Scarification
mecanica Scarify with sandpaper or nick seed coat with knife to break hard seed coat
Soak
24 h Soak scarified seeds in warm water for about 24 hours
Mechanical scarification followed by warm water soaking
Sowing
Substrate
well-draining potting mix with peat moss, perlite or vermiculite
Depth
0_5cm
Moisture
media
Container
seed tray or pots
What to expect
Step 1
Pre-treat the seed
Step 2
Sow at 0_5cm
Day 14–84
Seedlings emerge
Tips
Seeds germinate readily. Plant in warm location with indirect sunlight. Keep soil consistently moist but avoid overwatering. Germination may take a few weeks to a few months. Use well-draining potting mix. Press seeds lightly into soil after planting.
Sources: plantflowerseeds.com, wildflower.org, sharonsflorida.com, davesgarden.com, Springer research article on Merremia seed germination
