Disease on indoor herbs

In trying to grow indoor herbs, we find that they are under attack from some disease. The leaves brown and then die. We have fungus gnats in the soil. Hydrogen peroxide doesn’t seem to eradicate them, even after repeated use.…

Polka dot plant dying

Bought a polka dot plant a couple months ago. Over the past month the leaves have been turning brown and falling off. I’ve been watering regularly, keeping the soil moist and using a humidifier when possible, but I can’t maintain…

Indoor Hibiscus

Hello, I’ve got 30 year old hibiscus plants.  In recent years they appear to be very healthy (lot of green leaves) but rarely a flower.  I rarely fertilize.  They spend the summer months in the outdoors though protected from direct…

Onions/leeks/garlic

Our onion and leek crop failed this year. Garlic was great. We are in south western Ontario. They are grown in full sun. Crops are rotated. Garden is watered occasionally when very dry. Soil is loam. Both were replanted once.…

Sick Japanese maple

We have a japanese maple that is about 7 years old. It has been very health since we planted it, but this year, for some reason, many of the branches were either leafless or very sparse and is very unhealthy.…

Cactus identification and care instructions

Hi, I was wondering whether you would be able to tell me what sort of cactus this is, and more importantly how I care for it. In addition to watering and sun instructions, I would be interested in knowing whether…

A question regarding my cactus

I’m sorry I can’t tell you what kind of cactus this is but I’ve had it for several years and have seen the bottom of it turn brown. I was wondering what’s wrong with it and if there is anything…

Too much Water in a water table?

I noticed that the foundation in my garage is cracking over years, including puddling. Could over-watering a garden contribute to this, when that water is not absorbed by the soil of the garden and plants? If the water table is…

Tomato and Pepper plants indoor dieback

Last year when I was starting peppers and tomatoes in an indoor electrically lighted/heated area when I experienced a big yellowing phenomena in primarily tomatoes and peppers. My watermellons also suffered, but I think I started them too early, so…

Pilea Peperomioides Leaves Falling Off

I recently inherited a younger pilea from a friend; and this is my first time owning plants and I’m trying my best to take care of them. She used to water it every three days, and I’m watering it every…