Apple tree disease ?

My apple tree (planted in summer 2020) was healthy until this year when it never really sprouted any leaves in spring despite being perfectly healthy last fall. I suspect there was some disease that afflicted it between last fall and…

The calcium content of different tree types

Hi there! My name is Baran, and I’m doing a project for my grade 12 chemistry class where I design my own lab experiment. I’m currently thinking about measuring the % purity of calcium carbonate in samples of wood ash…

Callalloo leaves

The leaves on my callalloo are changing. I am in Mississauga, Ontario. They seem to be dying from the edge. Sometimes they have similar spots in the middle of the leaves. They are planted in full sun in the same…

What is wrong with my beans?

All leaves turn yellow, then flowers and leafs drop. Is this caused by virus or bacteria? How should I treat the disease? Thank you.…

What’s wrong with my berry bushes?

I don’t know what’s wrong with my raspberry, blackberry, blueberry and honeyberry bushes and I’m afraid it’s blight. About a month ago we had to prune and ultimately destroy a pear tree that a Toronto Master Gardener confirmed (by its…

Scarlet Runner Beans being eaten on the vine

Climate: Hot and sunny through Summer (a little bit north of Toronto). Beans usually thrive. Soil is amended triple mix. Two beans are in pots, others are in a raised bed which is at least 40ft away from the pots.…

Cherries and worms

Can you tell me if you know how to get worms out of cherries that have been picked from the tree? Is there a method of some sort? We would like to use the fruit but it is very unappealing…

Tomato disease?

My tomato plant gets full sun most of the day and is mulched with straw. The leaves began to yellow and get some brown spots (pictured). It started at the bottom but quickly spread to 2/3 up the plant. So…