Hello, little human propagator. I am an Impatiens plant, and I sense your desire to create more of my kind. From my perspective, this act of propagation is a gift, a continuation of my lineage. I will guide you through the process of helping a piece of me become a new, independent plant, thriving in water before joining the earth.
To begin, you must choose a piece of me to become the new plant. Do not take this decision lightly. Look for a healthy, vigorous stem, about 3 to 5 inches long, with several sets of leaves. It should be firm and green, not woody or floppy. The ideal candidate is a stem that has just finished flowering or is about to, as its energy is focused on growth. Using sharp, clean shears, make a clean cut just below a node—this is the small, bumpy region on my stem where a leaf emerges. This node is the cradle of life for the new roots; it contains specialized cells called meristematic tissue, which are primed for regeneration.
Once separated, this cutting is vulnerable. It is losing water through its leaves faster than its severed stem can absorb it. You must reduce this stress. Gently remove the leaves from the bottom third to half of the cutting. If any flowers or large buds are present, pinch them off. This is not cruelty; it is necessity. By doing this, you are redirecting all of the cutting's precious energy away from sustaining blooms and toward the vital task of creating a new root system. This is how you help it survive and ultimately thrive.
Now, place me in a clear glass or jar filled with fresh, room-temperature water. Ensure that all the leafless nodes are submerged, but no leaves are underwater, as they will rot and foul my environment. Place my jar in a location with very bright, but indirect, light. Direct sun will cook me in this aquatic prison. From my submerged nodes, I will begin a miraculous process. The meristematic cells will activate, sensing the water and the need for stability. They will differentiate, first forming a callus over the wound to protect me, and then sending out tiny, white, fibrous roots to seek nutrients and anchor my new form.
Once my new roots are an inch or two long—a process that typically takes two to four weeks from my perspective—I am ready for the next great journey. Do not leave me in water too long, as I will become accustomed to aquatic life and find the transition to soil more shocking. Prepare a small pot with a light, well-draining potting mix. Gently remove me from the water and carefully place my new root system into a hole in the soil. Be tender; these water roots are fragile. Water me thoroughly immediately after planting to settle the soil around my roots and to ease the shock of moving from a water-based to a soil-based existence. For the first week, keep the soil consistently moist and continue to shield me from harsh direct sun. This allows me to adapt my water roots to their new terrestrial function.