My desert roses are dropping their leaves and they have brown to blackish spots on them. I can send an image if that is available. Question from Charles of Sebastian, Florida
Answer: The yellowing and black blotching and spotting on your desert rose (Adenium obesum) leaves is likely caused by the fungal disease, anthracnose leaf spot (Colletotrichum spp.). Yellowing of the leaves is caused in the […]
I belong to the Michigan Cactus and Succulent Society, and I like to create my own mixes. To perfect my blends, I am always trying to figure out what materials will provide the characteristics I need for drainage, aeration, water-holding capacity and so on. I also want to understand how particle size impacts the performance of primary mix materials. Does the blend of ingredients […]
“I just fell in love with the ponytail palm plant. I would like it in my dining room that gets some afternoon light. How much light does it need?” Question from Ann of Lookout Mountain, Georgia.
Answer: I have a ponytail palm, too, and just love it! Ponytail palm (Beucarnia recurvata) is native to arid regions of Mexico and needs low water, especially in the […]
“How can I get my lavender plant to grow? I bought it last year and it’s still the same size and hasn’t flowered. I put it this spring and it’s thriving, just not growing. Does it need to be planted in the ground to be happy?” Question from Cassi of Plymouth, Minnesota
Answer: Lavender is truly an outdoor plant, though plants can be container-grown and […]
“I am from SC. Will any veggies grow indoors in pots in the summer or winter?” Question from Donna of Newberry, South Carolina
Answer: There are lots of vegetables that are easily grown in containers. The key is choosing large containers that will give their roots enough space to grow and choosing varieties that are more compact. Providing excellent potting mix, like Black Gold Natural […]
Chinese evergreen (Agleonema spp.) is one of many great low-light house plants.
“What are the best house plants for low light?” Question from Vesta of Fort Oglethorpe, Georgia
Answer: All house plants need some filtered light, but many will tolerate low to moderate filtered light from windows. I tend to go for shade-loving house plants with bold, colorful leaves. Here are a few of my favorites for […]
“What is the best soil mix to plant my desert rose (Adenium obesum) in?” Question from Sara of National Park, New Jersey
Answer: Plant these beautiful succulents in very sharply drained soil that also retains water and has a slightly acid pH of 6.0. Of course, we recommend Black Gold Cactus Mix for planting, but you might also want to add a bit more perlite […]
“I was gifted Sinocrassula yunnanensis seeds. What’s the best way to germinate seeds.” Question from Lizzy of Ocala, Florida
Answer: The seeds of the rare Asian succulent Sinocrassula yunnanensis need some care for effective germination. The beautiful plants have nearly black foliage and form dense, succulent clumps. Bloom time is in fall or early winter, and the flowers are ivory with red tips.
The seeds should […]
Lithops amicorum in bloom. (Image by Lithopsian)
“Where would you get Lithops? Where would they grow? Are they hard to grow?” Very interesting. Question from Debbie Hildebrand
Answer: Lithops are cool, unusual succulents from the dry, upland regions of Africa. They are called “living stones” because they resemble flowering rocks on the dryland floor. They are not too difficult to grow, if you give them the right […]
“Which is the best medium for potting orchids – orchid bark or sphagnum peat moss?” Question from Susan from Pembroke Pines, Florida.
Answer: Good question! It depends on the type of orchid that you are growing and how it naturally grows in the wild.
Epiphytic orchids grow in trees in the tropics and subtropics. Their large roots cling to bark and tree crevices, so these orchids […]
While we have made every effort to ensure the information on this website is reliable, Sun Gro Horticulture is not responsible for any errors or omissions, or for the results obtained from the use of this information. All information in this site is provided “as is”, with no guarantee of completeness, accuracy, timeliness or of the results obtained from the use of this information.