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Trees
Above ground, trees and shrubs perform important environmental services by providing food and shelter to people and wildlife, oxygenating the air, and beautifying the landscape. Below ground, their roots open up critical passageways for the movement of air, moisture, and soil food web members.
10,768 Questions
Queen palms thrive in well-draining soil and full sunlight, requiring regular watering to keep the soil consistently moist but not waterlogged. Fertilize with a slow-release palm fertilizer in spring and summer. Prune dead or brown fronds to maintain the tree's health and appearance.
What is the function of the raphide crystal?
There is no definitive information about the functions of raphide crystals but it is highly suggested that they serve as a defense mechanism against herbivores. These crystals are commonly found inside a chamber in plant cells that are called idioblasts.
What is the etymology of tree?
The word "tree" comes from the Old English word "treo," which is related to the Dutch "boom" and the German "baum." These words ultimately trace back to the Proto-Indo-European root *doru, meaning "tree" or "wood."
Which tree's typically shed their leaves annually deciduous or evergreen?
Deciduous trees typically shed their leaves annually, while evergreen trees keep their leaves year-round. Deciduous trees lose their leaves in the fall as a way to conserve energy and water during winter, while evergreen trees have leaves designed to withstand cold temperatures and continue photosynthesis throughout the year.
Acacias are a genus of trees and shrubs that are known for their feathery leaves and often thorny branches. They are found in tropical and subtropical regions around the world. Acacias are also valued for their wood, gum arabic production, and as ornamental plants in landscaping.
What are the actual people that work for the producer called?
Every person who works on a film works for the producer, because the producer pays the bills for a film.
You can remain in your seat after a film story ends, to read the names and tasks performed by people who worked for the producer of that film.
What is the easiest way to dig a hole in clay soil?
Rework Dry Clay
and Process Self-dug Clay # Clay must be totally dry. There is no need to break up dry clay.
PRECAUTIONS:
Be sure it has no plaster chips in it - plaster causes pop-outs when bisque fired. Leather hard clay or moist clay does not slake well because it is not porous like dry clay is. Instruct students to handle the dry clay without making dust. A lot of airborne dust is not healthy to breath.
see health hazards page # Flood clay with clear water (or drop it into water) in something like garbage cans. Use enough water so clay is totally under water. # Never stir it. Stirring stops up the porosity and prevents good slaking (soaking to mush). # In a few days, even huge chunks of dry clay will slake to mush. Go to step 6 below. SELF-DUG CLAY VARIATION
If you dig clay yourself, it often has impurities that need to be removed. # Get it totally dry. # Slake it as described in 3 above. # When it is all soft and mushy, stir it until it is a slip. I use a mixer on an electric drill or a blunger. Add water if needed to liquify it. # Pour the slip through a screen similar to window screen. I use the mesh at prevents flys and mosiqitoes from entering the windows. # The screening removes stones, roots, and other trash that causes trouble. The chief culprit is limestone. Limestone, like plaster, pieces cause pots to break after bisue firing. # When the clay has settled and turned to mush, remove extra water from top. Dip water off or siphon it off. # You can stiffen the mush by allowing it to set for many months with the lid off. To dry it faster, spread the mush a few inches thick on clean dry porous surfaces. I use, dry plaster, clean concrete, canvas, denim, etc. Smooth the top to avoid getting small dry pieces on the surface. The breeze from a fan at night helps and/or place it where air from a heat register hits it (do not block the air flow). # When it is nearly dry enough, I make coils as thick as my arm and set them around like big arches (a foot tall) and they are ready to wedge and use in 24 hours or less. This clay can be stored forever in an airtight plastic.
In ancient China, potters stored moist clay in caves for the next generation to improve the plasticity of the clay. If it is to be stored long-term, double wrap it. Double wrapping in plastic bags from the supermarket works. Students can bring in hundreds of these. top of page
notes on digging clay PLASTICITY - Some clay is too sandy and some is to sticky. When I prospect I look for a clay that can be rolled between my hands into a pencil thick coil of soft clay and wrapped around my finger without cracking. If the coil cracks, it may be too sandy or its clay particles my be too large. Sticky clay tends to be cling to my hands too much. It will often have severe drying shrinkage and tend to crack during drying. Clays are often blended to get the right properties. Commercial clays can be added to balance the mix. Ball clay adds plasticity. Crude ground fireclay, china clay (kaolin) fine sand, and/or grog reduce plasticity. IMPURITIES - Most common clay contains impurities, often in the form of iron oxide and sand. Some sand can be removed by making a thin slip. The sand settles to the bottom first. Allow the sand to settle a short time. Then decantor the clay water and discard the sand in the bottom. Allow the clay to settle and process it as described in #6 above. Iron impurites are not easily removed. Iron causes the clay to melt more easily, so it may not work for stoneware, but all common clays are fine for earthenware. It generally fires to look like the common clay flower pots. GOOD USES OF IMPURE CLAY - Potters who make high fire stoneware sometimes add small amounts of impure local clay to their clay body to add character and blemishes. I use a brick clay to add color and iron spots. Stoneware potters also use local clay as a source of glaze material. These "slip glazes" have been used for thousands of years for lining jugs and traditional crockery. WHERE TO LOOK FOR IT - Check in stream banks, contruction sites, roadway cuts, any place that gets slippery after a rain and sticky as it starts to dry. For me, teaching ceramics includes having students prepare and rework clay, fire kilns, and keep the place clean. This is a web page about safely working with clay.
http://www.goshen.edu/art/DeptPgs/Hazards.html This is a web page about safely cleaning up in a clay studio or classroom.
http://www.goshen.edu/art/DeptPgs/clean.html Back to Goshen Art Department Safety Page and Links ---- © Marvin Bartel, 2001. Goshen College ceramics students may print out a copy for their own use. Any other copy or publishing is prohibited without permission. CONTACT
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Back to Goshen College Art Department Safety Page.
Updated 10-17-2001, Marvin Bartel
Please visit bartelart.com to see my artwork and many other related topics
Yes, dead phloem cells contribute to the outer protective layer of a tree known as bark. The outermost layer of bark is primarily composed of dead cells, including dead phloem tissue, that provide protection from environmental factors and pathogens.
A nut is a type of dry fruit with a hard shell that contains a single seed. Nuts are known for their high nutritional content, including healthy fats, protein, vitamins, and minerals. They are commonly used in cooking, baking, and snacking.
Where did chestnut trees get the nickname buckeyes from?
Because the seeds have an iris shaped spot on them making them resemble the eyes of a deer.
What type of tree has an obovate lobal leaf?
The Ginkgo biloba tree has obovate lobal leaves, which are broadest above the middle and tapering towards the base. These distinct leaves are one of the key features used to identify Ginkgo biloba trees.
How do trees protect their buds in winter?
Trees survive winter using various techniques. However, the techniques they use to survive winter are different. * Deciduous trees. Deciduous tress are trees that lose their leaves during winter. Since food isn't in abundance in winter and photosynthesizing is virtually impossible, trees need to save food. Therefore, trees stop the flow of nutrients to their leaves. The leaves, subsequently, change color due to languishment and die off. * Coniferous trees. These trees do not lose their leaves during winter. Their leaves (pines and pine-like leaves like pinecones) are more durable, and lighter, and do not burden the tree as much as the leaves of deciduous trees do.
How do you stop pine knots from leaking?
Found this on another forum, credit goes to Lawrence Wasserman:
The best thing I've used for this is Zinsser BIN primer. It is a
shellac based product with pigment added. There may be similar
products from other suppliers.
Can evergreen trees go dormant?
Most evergreen trees do not go dormant in the traditional sense like deciduous trees. They can have periods of slowed growth in response to unfavorable conditions, but they typically do not shed all their leaves or cease metabolic activity during winter.
What are the characteristics of a simple leaf?
veins, a photosynthesising region (green), a waxy cuticle on top and a softer side on the underside of the leaf with stomata present (air holes). The leaf is likely to be flexible with no woody parts.
What is the lifespan of a hawthorn tree?
Montana's Forestry Division lists the lifespan of the Hawthorne tree as 30+ or 40+ years, depending on the species. It blooms in the spring with fragrant white flowers. The red fruits, or haws, are ripe in the fall and stay on the tree through the winter, providing food for birds in the winter. They are not tasty to humans.
Does a buckeye come from a tree or a bush?
The buckeye is a member of the chestnut family.Aesculus .
A. californica is the Californian Buckeye
A. glabra is the Ohio Buckeye.
A. octandra is the Sweet Buckeye.
A. Pavia is the Red Buckeye.
As much as 20 feet in diameter. They do NOT die of old age. Some are known to be 2,500 years old and older. Check out the Redwood Forest(s) of Northern California, where you can REALLY breathe.
Trees grow branches through a process called apical dominance, where the terminal bud at the top of the tree releases hormones that inhibit the growth of lateral buds lower down the tree. When the terminal bud is damaged or removed, the inhibition is lifted, allowing lateral buds to grow into branches. Branch growth is also influenced by environmental conditions, genetics, and the tree's overall health.
Is a maple leaf alternate or opposite?
A maple leaf is normally opposite, where leaves are positioned directly across from each other on the stem.
What is the state tree of Oregon?
How do you trim a Magnolia tree?
The best time to trim magnolias is in the summer and then agiain tin the winter. When trimming shape the plant in an overall cone shape, careful to cut the branches at a point where the next leaf is pointing away from the trunk and middle of the plant. This will ensure that the new "flush" of growth fills out the best. Blooms will occur in spring and will be maximized by another proper winter trim.
What is the use of the weeping willow?
I know a couple of things that weeping willows are used for, or any other willow for that matter! 1. The twigs are very flexible. They are great for making baskets. 2. You can make an organic root stimulator by making a tea from the twigs. 3. That tea also makes a pretty good purple dye. 4. Some Native Americans use the limbs as structural members of their sweat lodges. 5. They can make decent landscape trees. They grow fast. But don't plant any where near water lines! Plant them atleast 30' away from the house or side walks. They have shallow roots, thus they will disturb the foundation.
Analyze why leaves change color in autumn?
Leaves change color in autumn due to a decrease in chlorophyll production, which masks the green pigment and allows other pigments such as carotenoids (yellow and orange) and anthocyanins (red and purple) to become visible. This change in pigments is triggered by the shorter days and cooler temperatures, signaling the tree to prepare for winter and eventually shed its leaves.
What do Frangipani seed pods look like?
Frangipani seed pods are long and slender, usually up to 12 inches in length. They are green and smooth when young, turning brown and slightly wrinkled as they mature. The pods contain small flat seeds that are equipped with a fine silk-like parachute for dispersal by the wind.
