That claim is another typical “too good to be true” gardening headline. Geraniums (especially common garden geraniums, Pelargonium) can bloom for a very long time, but “almost continuously for over a year” only happens under ideal conditions, not from a single trick.
What actually does keep them flowering for months at a time is a combination of care habits:
🌸 1. Deadheading regularly
Remove faded flowers as soon as they wilt. This stops the plant from putting energy into seed production and instead pushes new blooms.
🌿 2. Plenty of sunlight
Geraniums need at least 5–6 hours of direct sun daily. Without enough light, they focus on leaves instead of flowers.
💧 3. Water correctly
Water when the top soil feels dry. Overwatering leads to weak growth and fewer flowers.
🌱 4. Light feeding
Use a low-nitrogen fertilizer (too much nitrogen = lots of leaves, fewer flowers). A bloom booster fertilizer every few weeks during the growing season works best.
✂️ 5. Pruning and pinching
Trim leggy stems to encourage branching. More branches = more flowering points.
🪴 6. Good drainage
They hate soggy soil. Poor drainage can stress the plant and reduce blooming.
🌡️ 7. Temperature matters
They flower best in mild to warm conditions. Extreme heat or cold will slow or stop blooming.
Bottom line
There is no single “do this and it blooms nonstop for a year” trick. Continuous blooming comes from consistent light, pruning, feeding, and proper watering.
If you want, I can give you a simple “weekly care schedule” that actually keeps geraniums flowering for the longest possible time in your climate.