Old thread but you can get electricL cable ties in many colors so key the color to the year and drop or loop around the new culms.

Recently I bought a much-used Troybilt 10 HP chipper, sent it thru the repair shop for basic maintenance, and have begun using it to help maintain my grove. Before this in many years of gardening I have just cut yard waste to 18-inch lengths more or less and let it rot down. But the bamboo that come...

I've had a grove of phylostachys since we bought this house a year ago, and am new to the forum. I too wanted to know the age of the culms so I put a band of red electrical tape around the base of each one that grew this year. next year, year two, for me and the bamboo, I'll use orange tape., follow...