Question: The worst weed in my garden this time of year is horsetail. I have heavy clay soil. I have tried digging it, pulling it and solarizing it. It has come back with a vengeance this year. Help!

A: Field horsetail (Equisetum arvense) is a primitive perennial native to North America and Europe. Horsetail is the common name for 30 species in the Equisetum genus. Meadow pine, green foxtail rush, ...

Q. What you can tell me about scouring rush, or horsetail? I see it growing in both moist and dry beds. Where may I purchase a start of it? R.T., A. The evergreen clumps of round, slender, jointed ...

I LOVE IT here on the Peninsula, gardening heaven, but our gardening Nirvana has also been shattered by the omnipresent horsetail. I get this question all the time and my answer is always the same.

Dear Master Gardener: We have a severe infestation of horsetail in our lawn and the situation keeps getting worse. How can we get rid of it? Answer: Horsetail (Equisetum arvense) is an herbaceous ...

This week, Mike explains why you should leave your tree bases bare, how to get your blueberries to thrive, why plants should not be handled after it rains, the reason to keep kitchen scraps out of ...

Q: A weird purple flower just appeared in my garden. It is like a big purple calla lily but it smells horrible. What is it? A: The interesting plant that came up in your garden is Dracunculus vulgaris ...