Q.Diseased Tree Azalea - We have tree azaleas that the branches are turning black color with a black powder residue that falls to the ...
A.This is sooty mold, usually caused by pests--in this case probably azalea bark scale. Here is an article that you may find helpful: https://www.gardeningknowhow.com/ornamental/shrubs/azalea/azalea-bark-scale.htm I would treat the shrubs with neem oil, which should take care of the sooty mold as ...Read MoreQ.Apricot Tree Dropping Fruit Before Ripening - I was wondering why every year my apricot tree drops its fruit when they are only quarter sized. My tree ...
A.Premature fruit drop is the result of poor pollination or an insect problem. Here is an article that you may find helpful: https://www.gardeningknowhow.com/edible/fruits/apricots/apricot-tree-not-fruiting.htmRead MoreQ.Italian Parsley - I have two flat-leaf Italian parsley plants. They are approximately three feet tall and have started to go to seed on ...
A.You can't really stop it from going to seed. It's a biennial, and goes to seed as a means of repopulating. Once the seeds have been shed, it will die. You MAY be able to prolong it by removing the ...Read More
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Q.Mushroom Compost - Where do I find mushroom compost?
A.Many home & garden centers sell mushroom compost. There are also numerous online vendors. Here is an article that you may find helpful: https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/mushroom-compost.htmRead MoreQ.Hollyhock Discoloration - How do I prevent the leaves from losing pigment? Already they are blotchy and different shades of green. It happens ...
A.It sounds like you may have powdery mildew. Hollyhocks are prone to this and it does make them look blotchy with varying shades of dusty green. This article will help: https://www.gardeningknowhow.com/plant-problems/disease/powdery-mildew-homemade-and-organic-remedies.htmRead MoreQ.Few Flowers, No Leaves - A friend asked me about a problem she's having with an azalea. I don't know about azaleas, as they aren't ...
A.There are a few issues that could cause that. Look closely at the plant and see if you can see other signs. This article can give you a starting point: https://www.gardeningknowhow.com/ornamental/shrubs/azalea/common-azalea-problems.htm If you can spot other indicators of a problem, we ...Read MoreQ.Birds Of Paradise Flower Stalks Drooping - The flower stalks are long and skinny and are drooping almost to the ground. This is happening to several of ...
A.It is normal for some varieties to possess long, droopy stalks and may simply require staking to alleviate the issue. Others may need to be pruned or divided to keep them in check. I would first try staking the plant ...Read MoreQ.Watering Your Daffodil - How many times should you water your daffodil a week?
A.In general, daffodils have light water requirements during the fall and winter, heavy requirements in the March-May growing season, and no need for water while they’re dormant over the summer. Daffodils need water every week during their growing season, approximately ...Read MoreQ.Aechmea Fasciata - My cat bent the flower on my Aechmea fasciata, and it appears to have died. Can I cut off the ...
A.Since they only bloom once before dying out anyway, I wouldn't worry too much. The plant will actually produce babies, which can be repotted. This article will help: https://www.gardeningknowhow.com/houseplants/bromeliad/aechmea-fasciata-urn-plant.htmRead MoreQ.Planting Camellias With Ivy - I have a very small space outside my patio available to plant things in. It's north-facing but very little shade. ...
A.The ivy will not overtake it right away, but you will need to make sure that you regularly pull the ivy away from the camellia, or it will overtake it eventually. Camellias do not spread like ivy. They are ...Read MoreQ.Systemic Aphid Control - Is there a systemic aphid control product available in Canada? Better yet, a natural solution (other than spraying the plant ...
A.I like neem oil for treating aphids. These articles will help you: https://www.gardeningknowhow.com/plant-problems/pests/homemade-aphid-control-a-natural-way-to-kill-aphids.htm https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htmRead MoreQ.Does Purple Fountain Grass Die Out - I purchased two plants from Lowe's last spring. It is now the end of April and I don't see any ...
A.You need some patience with this warm-season grass. It usually takes a little while before you begin seeing signs of life, which should happen in late spring/early summerRead MoreQ.Overwatered Plants - I left my hibiscus outside in the rain. It is overwatered. It got down to 35 outside. What can I ...
A.Simply move them to an area that will allow the plants to dry out some. I am assuming there is adequate drainage available—don’t allow them to sit in water. Also, as long as temps did not drop below 32, the ...Read MoreQ.Container Trees - I want to plant a container tree that can pretty much stay put, low maintenance and the area is 36 ...
A.The following articles should be of some help to you: https://www.gardeningknowhow.com/ornamental/shrubs/shgen/potted-shrubs-growing-shrubs-in-containers.htm https://www.gardeningknowhow.com/ornamental/trees/tgen/growing-trees-in-containers.htm https://www.gardeningknowhow.com/special/containers/how-to-grow-container-trees.htmRead MoreQ.Seed Pods On Rhubarb - When rhubarb goes to seed, should you cut off the seed pod and continue to harvest rhubarb or should the ...
A.You can just cut the pod off. You can continue to harvest the stalks.Read More
