Hello fellow plant lovers! Today, I want to chat about one of my absolute favorites: Gomesa sessilis. If you’re drawn to orchids with their delicate charm and sweet, often citrusy fragrance, then you’re going to adore this one. Gomesa sessilis is known for its clusters of lovely, small yellow flowers that just seem to glow. Propagating it might sound a bit intimidating, but trust me, it’s a wonderfully rewarding process, and with a little guidance, you can absolutely do it! For beginners, I’d say it’s a moderate challenge – not the absolute easiest orchid out there, but certainly achievable with patience.
The Best Time to Start
For the highest success rates with Gomesa sessilis, I always aim to propagate after the plant has finished flowering. This usually falls in late spring or early summer. Your plant will be in a strong growth phase, and the new pseudobulbs will have developed enough energy reserves to support new growth and root development. Essentially, you want to work with a healthy, robust plant that’s ready to put its energy into making babies!
Supplies You’ll Need
Here’s what you’ll want to have on hand before you begin:
- Sharp, sterile pruning shears or a clean knife: Sterilize them with rubbing alcohol to prevent disease.
- A good orchid potting mix: I prefer a bark-based mix with perlite for excellent drainage.
- Rooting hormone (optional, but helpful): A powder or gel can encourage faster root development.
- Small pots or trays: Clean, with drainage holes, of course.
- A spray bottle: For misting.
- Labels and a permanent marker: So you don’t forget what you’ve propagated!
- Clear plastic bags or a propagation dome: To create a humid environment.
Propagation Methods
The most common and successful way to propagate Gomesa sessilis is through division. This happens when your plant naturally forms multiple pseudobulbs, which are essentially thickened stems that store water and nutrients.
- Examine your plant: Look for a clump that has at least three healthy pseudobulbs, with one or more showing signs of new growth or developing roots.
- Gently remove the plant from its pot: If it’s stuck, give the pot a gentle squeeze or tap.
- Carefully tease apart the pseudobulbs: You can use your fingers, or if they are really tightly bound, use your sterile knife or shears to cut through the rhizome (the creeping stem that connects the pseudobulbs). Be as gentle as possible, and try to keep as many roots attached to each division as you can.
- Inspect the divisions: Remove any dead or decaying roots or leaves.
- Pot up your divisions: Place each division in its own small pot, using your prepared orchid mix. The newest pseudobulb should ideally be positioned slightly forward, allowing it room to grow. Make sure the mix is firm but not compacted around the roots.
- Water gently: Water thoroughly to settle the potting mix.
The “Secret Sauce” (Pro Tips)
Now, here are a few little tricks I’ve picked up over the years that can really make a difference:
- Don’t over-pot: Small divisions do best in small pots. A pot that’s too large can hold too much moisture, leading to rot. You want the roots to fill the pot relatively quickly.
- Bottom heat is your friend: If you can, place your newly potted divisions on a warm seedling mat or in a warm location. Orchids love a bit of consistent warmth, especially when they’re trying to establish new roots. It mimics the cozy conditions they prefer.
- Patience with a purpose: Once you’ve potted them up, resist the urge to peek constantly. Let them settle in. If you’re using the humidity bag method, give it time to work its magic.
Aftercare & Troubleshooting
After you’ve divided and potted your Gomesa sessilis, it’s crucial to provide the right environment. Keep the newly divided plants in slightly dimmer light than your mature orchids.
I like to create a humid microclimate for them. You can do this by placing the pots in a shallow tray with pebbles and water (making sure the bottom of the pot isn’t submerged – this is key to avoiding rot!) or, as I mentioned earlier, by covering them loosely with a clear plastic bag. Mist them lightly daily if they’re in the bag, or every few days if they are in a tray.
The biggest thing to watch out for is rot. If you notice pseudobulbs looking mushy, black, or slimy, that’s a sign of too much moisture. You may need to remove the affected part and let the division dry out a bit more. Don’t beat yourself up if a division doesn’t make it – it happens! Sometimes they’re just not strong enough to take.
A Little Encouraging Word
Propagating Gomesa sessilis is all about giving a healthy plant a chance to share its beauty. Be patient, offer consistent care, and celebrate the small victories, like seeing a tiny new root emerge. The joy of watching a new plant thrive from your efforts is truly special. Happy propagating!
Resource:
https://identify.plantnet.org/k-world-flora/species/Gomesa%20sessilis%20Barb.Rodr./data