Q.Trumpet Vines - I have had a trumpet vine for several years. It is only about 6 feet tall and has never bloomed. Any ...
A.See this article for possible reasons a plant may not bloom: https://www.gardeningknowhow.com/plant-problems/environmental/plant-not-blooming.htm Since your trumpet vine has shown poor growth, it may also need additional nitrogen: https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/understanding-nitrogen-requirements-for-plants.htm https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/nitrogen-plant-fertilizer.htmRead MoreQ.Dwarf Fountain Grass - I have dwarf fountain grass planted in a big pot. I want to cut off the grass and bring it ...
A.Yes, you can cut the grass off at about 3 to 4 inches above the soil line. You can leave the pots in a sheltered area or even a garage for the summer. Make sure you check the ...Read MoreQ.Health Of Fig Tree - I left my potted fig tree out overnight in a sudden frost. Leaves are wilted but fruit appears to be ...
A.Figs can usually recover from frost damage as long as the entire tree has not been killed. Since the fruit are still ripening, the tree is surely alive. The best option is to protect the tree from further frost and ...Read MoreQ.Frost On Prairie Plants - I had new prairie plants planted - late October in Wisconsin. There was a frost last night. Should I still ...
A.You should water new plants up until the ground freezes, even though we have had frost, the ground is still very warm. The roots will have some time yet to become established, but you still can have loss with plantings this ...Read More
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Q.Starfish Cactus - Is the starfish cactus poisonous? I heard from someone that it is, but does have some medicinal uses as well. ...
A.It is unknown whether the starfish cactus (Stapelia grandiflora) is toxic or not, but it does have relatives that are toxic. It might be best to keep the plant out of your grandchildren's reach.Read MoreQ.Is This A Tree Sucker? - I have an avocado tree I inherited from a former coworker and knowing nothing about indoor avocado trees, I did ...
A.This could be a tree sucker or simply a tree that's developing two trunks, but it could also be a grafted tree. If possible, it would be good to get some clarification from your former co-worker on whether this is ...Read MoreQ.Nandina Bushes - I transplanted several nandina bushes and now the leaves are falling off. What can I do to help save them?
A.This article will help you: https://www.gardeningknowhow.com/plant-problems/environmental/learn-how-to-avoid-and-repair-transplant-shock-in-plants.htm Also, make sure the conditions are correct for this shrub in its new location: https://www.gardeningknowhow.com/ornamental/shrubs/heavenly-bamboo/growing-heavenly-bamboo.htmRead MoreQ.Why My Parsley Won’t Grow - I have tried to grow parsley from seed many times. Put them on top of ground and wet them, covered ...
A.Parsley is a slow-germinating seed, and its seedlings can take 3 to 4 weeks to appear. To germinate parsley, the seeds need to be kept continually moist and warm for this entire period. Starting indoors is more reliable, so start ...Read MoreQ.Garden Oleander - Oleander plant is in tub in full sun and had plenty buds but they have never opened. I have now ...
A.This article will help you pinpoint the lack of flowers. https://www.gardeningknowhow.com/ornamental/shrubs/oleander/no-flowers-on-oleander.htmRead MoreQ.Philodendrons Outdoors - what kind of pests, diseases do philodendrons get when grown outdoors? I'm thinking of planting 3 of these under our ...
A.Philodendrons are solid green leaves. The location you mention may not be an ideal planting site for this plant. They may need a bit more filtered light and the moist soil may lead to disease and fungus issues. ...Read MoreQ.Ponytail Palm - What do the brown tips mean?
A.This can be due to over fertilizing. Also if you water your plant with conditioned water it can cause the build up of salts in the soil. Use distilled water or leave the tap water to sit out for 48 hours before ...Read MoreQ.Citronella Plant - Is the plant a root or bulb? What about thinning?
A.Scented Geranium or Pelargonium have a root system. https://www.gardeningknowhow.com/edible/herbs/scented-geranium/scented-geranium-care.htmRead MoreQ.Hostas Over Winter - How do I prepare my Hostas plants for cold months in TN? I have been cutting all of the leaves ...
A.This is a great way to ready the Hosta for winter. Perfect! https://www.gardeningknowhow.com/ornamental/foliage/hosta/growing-hosta-plants.htm Read MoreQ.Eucalyptus Trees - Any tips on pruning Eucalyptus trees?
A.We have Certified Gardening Experts located in may different growing zones across the United States. Here is a link with pruning information for you. https://www.gardeningknowhow.com/ornamental/trees/eucalyptus/eucalyptus-pruning.htm Read MoreQ.Rhododendrons - The leaves on one of my rhododendrons are turning brown and have a grey tinge. What is wrong with it ...
A.This appears to be Dieback of your Azalea. These articles have more information. http://www.clemson.edu/extension/hgic/pests/plant_pests/shrubs/hgic2050.html https://www.gardeningknowhow.com/ornamental/shrubs/rhododendron/issues-with-rhododendrons.htmRead MoreQ.Hibiscus Plants - I have hibiscus plants in a sunny easy facing location. They have lots of buds but they fall off before ...
A.Bud drop can be generally corrected. This article will help you. https://www.gardeningknowhow.com/ornamental/flowers/hibiscus/hibiscus-flowers-hibiscus-blossoms-falling-off-plant.htmRead MoreQ.Cannas And Hydrangeas - I have planted the new bulbs in the spring. They grew up nice and green but no flowers up to ...
A.Fall is a great time to do a soil test. This is really the only way to determine if your soil is meeting the plants nutrient needs or if you need to amend the soil. Over fertilizing can give your ...Read MoreQ.Brunnera (Jack Frost) - Should Brunnera (Jack Frost) be cut back in fall? Should I cut it back before frost?
A.You can trim away any ragged parts of the plant in fall. Winter mulch is recommended. Cutting the plant back in the spring is better as leaving the leaves on to protect the crown through winter will give better ...Read MoreQ.Bugs In Greenhouse? - This summer I put up a small greenhouse (6x8) on my back deck. The purpose is to continue growing tomatoes, ...
A.Many people can suffer from allergies to plants and have contact dermatitis from plants. Here are a couple of articles that have more information. https://www.gardeningknowhow.com/edible/vegetables/tomato/tomato-plant-allergies.htm https://www.gardeningknowhow.com/garden-how-to/lifestyle/skin-irritant-plants.htmRead MoreQ.Pansies - When and where to plant?
A.These articles will help you with growing and caring for Pansies. https://www.gardeningknowhow.com/ornamental/flowers/pansy/pansies-care.htm https://www.gardeningknowhow.com/special/shade/shade-tolerant-flowers.htmRead More