Q.Sago Palm Problems - Would like advice on what this might be , and how to treat it. Also what are these little black ...
A.Looks like a Scale issue. Treat with Neem Oil. https://www.gardeningknowhow.com/ornamental/trees/sago-palm/sago-palm-pests-and-disease.htm https://www.gardeningknowhow.com/ornamental/trees/sago-palm/white-spots-on-sago.htmRead MoreQ.Trumpet Vine - My husband pruned all the leaves off of our trumpet vine. All that remains are the base stems. ...
A.Trumpet vine, Campsis radicans, is a vigorous grower with extensive roots. I believe it will survive and you'll see leaves before the end of the growing season. It may, however, pop up in other locations from the root system. These ...Read MoreQ.Hover Flys - they have a nest outside in a humidafier pipe
A.I would consult a pest control or use a insect treatment from your neighborhood store. If they are not bothering you, these are beneficial to your garden and you may want to leave them. https://www.gardeningknowhow.com/garden-how-to/beneficial/hover-flies-in-gardens.htmRead MoreQ.Gladiolus - Why don't my 5 year old gladiolus bloom?
A.If the corms are too small (less than 3/4 inch) or unhealthy the plant will be unlikely to bloom. These articles should help: https://www.gardeningknowhow.com/ornamental/bulbs/gladiola/getting-gladiolus-to-bloom.htm http://www.extension.umn.edu/garden/yard-garden/flowers/growing-gladiolus/ Read More
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Q.Can I Plant Rudbeckia In NE Pennsylvania In August? - I would like to know if they'll survive winter and return next spring/summer?
A.Yes, you can plant Rudbeckia although it is preferable to wait for cooler weather. If you put it in now, provide the plant with afternoon shade, mulch and water every couple of days for a week then weekly when there ...Read MoreQ.Holly Bush Leaves Turning Brown And Dropping Off While Two More Near It Are Fine - We have one holly bush that its leaves are turning brown and dropping off while others near it are doing ...
A.Your email did not contain any images or an attachment. Inspect the leaves of the Holly for any signs of pests or disease. Have you had heavy rains or dry conditions? Mulching with 2 to 3 inches of a hardwood mulch can help ...Read MoreQ.DISEASED CHERRY TREE - Our little cherry tree is diseased and we don't know what caused it or how to cure it. Some of the ...
A.It appears to be a Canker on your tree and may very well be pest issues as well. These links have more information and will help you pinpoint the issues. https://www.gardeningknowhow.com/edible/fruits/cherry/cherry-tree-leaking-sap.htm https://www.gardeningknowhow.com/edible/fruits/cherry/cherry-tree-diseases.htm https://www.gardeningknowhow.com/plant-problems/disease/shot-hole-disease-fungus.htm https://extension.psu.edu/pests/plant-diseases/all-fact-sheets/cherry-diseasesRead MoreQ.Impatiens - My impatiens plants leaves are yellowing. Seems to be dying although there are some small green leaves growing at ...
A.There is a serious impatiens threat from what is called impatiens downy mildew, Plasmopara obducens. Other possibilities are nematodes, botrytis blight and verticillium wilt. All of these require removal of the soil to prevent spread to other plants and do ...Read MoreQ.Growing Tomatoes And Bell Peppers In A Greenhouse - Hi, tomatoes and bell peppers are growing in my greenhouse. Should I cut away any of the foliage and if ...
A.Pruning of these plants is optional. These articles have more information. https://www.gardeningknowhow.com/edible/vegetables/tomato/pruning-tomato-plants.htm https://www.gardeningknowhow.com/edible/vegetables/pepper/pruning-bell-peppers.htmRead MoreQ.Jasmine - My Jasmin bush has a white powdery mould on the back of the leaves and on the dtems. The ...
A.This looks like Mealybug. Treat with Neem Oil. https://www.gardeningknowhow.com/plant-problems/pests/insects/mealybugs-control.htmRead MoreQ.Freesia Seeds - How do I identify when freesia seed pods are ripe and ready to plant?
A.After pollination in the period mid March-Mid April the seeds are ripened on the plant until the end of June. By then, the seed pods were ready for harvesting and after two weeks the seeds were peeled from the seed ...Read MoreQ.Clover In My Lawn - My lawn contains lots of clover . How can I get rid of this please?
A.Clover is becoming resistant to herbicides. Round-Up, glyphosate, works but it kills all growth it comes in contact with. Of the selective (broad-leaf) herbicides only dicamba is said to work; however, it is highly toxic. Moreover, it will not kill ...Read MoreQ.Pineapple Lily - I have a pineapple lily that grows outside in my flower bed for the last 4 years. I live in ...
A.This warm climate bulb can multiply. It is hardy in zones 10-11, so it really should not be left outdoors in your colder zone. https://www.gardeningknowhow.com/ornamental/bulbs/pineapple-lily/growing-pineapple-lilies.htmRead MoreQ.Types Of Diseases - Some of my plants have been prone to these type of symptoms this year and I would like to know ...
A.This leaf spot can be caused by bacteria or fungus issues. It would help to know the type of plant that you are referencing. https://www.gardeningknowhow.com/plant-problems/disease/plant-leaf-spots.htm https://www.gardeningknowhow.com/plant-problems/disease/bacterial-leaf-spot.htmRead MoreQ.Squash And Zucchini Plants Flowering But No Producing A Fruit Or Vegetable - I have big plants that are flowering but not producing a vegetable. They have these little beige mothlike bugs all ...
A.Certainly pests or disease will inhibit good growth in plants and can effect blossoming, pollination and vegetable development. Treat the pests with Neem Oil. Make sure your not over fertilizing or a soil test can help you determine if you have excess ...Read MoreQ.Peppers - is it true that peppers picked in the evening are hotter than when picked in morning
A.Sun and soil are the key to pepper flavor or the heat of a pepper. Time of day does not change the flavor. For the very best flavor, allow each fruit to completely change colors before you pick the fruit. When it ...Read MoreQ.Cabbage Harvest - Do I soak cabbage in salt water to kill any bugs or slugs that may be inside?
A.If you notice any signs of worms or insects, which sometimes appears in cabbage, soak the head in salt water or vinegar water for 15-20 minutes first https://www.gardeningknowhow.com/edible/vegetables/cabbage/harvesting-cabbage.htm Read More