If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Sprinkle a little water on the seeds and keep the soil slightly moist but not soggy for several months. Cardboard palm plant (Zamia furfuracea) is one of those ancient plants with a lot of character that can grow inside or outside depending upon your gardening zone. Cardboard plants are slow growing, but can reach up to 6 feet in diameter. This is also a good reason not to prune off living older leaves to achieve the so-called "pineapple" effect on Canary Island date palms. There is a large group of palms that have crownshaftsa region of smooth, usually green, tightly clasping leaf bases at the top of the gray trunk (Figure 3). My cardboard palm is very old, more than 20 yrs in the same big pot. I will leave well alone, and feed the plant. Cardboard Palm Tree. How to grow and care for Cardboard Palm? Removal of old palm leaf skirts such as those found on Mexican fan palms (Figure 10) can remove hiding places for rats, snakes, scorpions, and other desirable or not so desirable wildlife. Dig a 6-inch-wide trench around the remaining stalk and fill it with water. If it is only necessary to trim a self-cleaning palm because of potential safety hazards. What is the pine shaped cone that grows out of the cardboard plant? They're yellow or brown on the outside and may be harboring pests underneath. The Cardboard Palm has pinnate, feathery-like, leaves which grow from the center of the trunk reaching 3-4ft long. produce their own cones. Broschat, T.K. Cardboard palm should be replaced once every 2 years. You can collect these as you dig and replant them. Permanent leaf damage occurs at 28 degrees F. Cardboard plants make excellent beach plants, as they tolerate salt and can grow in almost pure sand if necessary. The consent submitted will only be used for data processing originating from this website. Trim dead fronds or the oldest fronds only. A cardboard palm could take as long as three to four months to sprout. Feed the plant twice per year, once during early spring just as active growth resumes and again in late fall, using a balanced 10-10-10 NPK fertilizer to speed up the plant's typically slow growth. She is a certified aromatherapist with a background in herbalism. Sign up to get all the latest gardening tips! A knife is also useful for removing flower stalks from the tree. Cardboard palm seeds are reasonably simple to germinate. The plants come in male and female sexes. The Cardboard Palm has male and female reproductive system on separate plants. How often do you need to trim a palm tree? The thick underground trunk needs to be filled with stored water but over-anxious growers may tend to overwater it and cause stem or crown rot. It's quite natural for some of the older fronds to turn a yellowy brown colour. . Prune the trunk. Always wear gardening gloves when pruning a palm tree. saw them apart from each other or not? {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/b6\/Trim-a-Palm-Tree-Step-1-Version-6.jpg\/v4-460px-Trim-a-Palm-Tree-Step-1-Version-6.jpg","bigUrl":"\/images\/thumb\/b\/b6\/Trim-a-Palm-Tree-Step-1-Version-6.jpg\/aid1466740-v4-728px-Trim-a-Palm-Tree-Step-1-Version-6.jpg","smallWidth":460,"smallHeight":259,"bigWidth":728,"bigHeight":410,"licensing":"