leaf margin. The outer edge of the leaf; leaf margins may be smooth, lobed, indented, etc.
lenticels. Natural openings in the surface of a tuber or stem, similar to leaf stomata, that can open and close and allow gas exchange.
Dried leaf margins can indicate fertilizer burn or wind burn. Always apply fertilizers according to label directions to avoid over-fertilizing. Organic fertilizers rarely cause burning because the nutrients are released slowly over time.
Browning leaf margins are the primary symptom. .. Entire leaves may wilt. Damage usually occurs first on newer leaves. On trees, the damage is most severe on youngest branches, with many leaves dropping during late summer.
Finely frilled leaf margins are called crispate. Parsley and Ming Aralia are both examples of crispate margins.
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Wavy and irregular leaf margins, like on this Anthurium species, are called undulate.
Entire - A leaf margin with smooth, untoothed edges.
Evergreen - Trees with needles or leaves that remain alive and on the tree through the winter and into the next growing season.
leader - The primary or top stem of a plant or gardening flower.
leaf margin - The edge of a leaf.
loam - Good quality gardening soil used in preparing compost. Adequate supplies of clay, sand and fiber must be present.
'White Rim'. Creamy leaf margins.
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as the axis of an inflorescence repent: more or less horizontal, creeping resin: a usually sticky, volatile substance reticulodromous venation: a leaf venation pattern with secondary veins losing their identities toward the leaf margin by ...
Browning of leaf tips or on leaf margins:
Lack of sufficient humidity... Set plant on a shallow, pebble filled tray of water
Fertilizer burn... Leaching or repotting your plant with fresh soil may be needed ...
cilia Small hairs, often present on leaf margins. clone A genetically identical plant resulting from asexual propagation (cuttings, layering, grafting, or tissue culture). conic Cone shaped, conical convex Curved outward.
Some that begin the season with creamy gold leaf margins later have white-edged leaves.
Flowering Kale: Plants with serrated or fringed leaf margins are considered the flowering kales, ...
Avoid plants which have yellow or chlorotic leaves, brown leaf margins, wilted or water soaked foliage, spots or blotches and spindly growth.
Early lettuces were loose with small leaf margins and long stems. The larger-leafed and heading varieties we know today came much later.
Indications of overfertilizing include brownish or black spots on leaf margins or tips, yellow leaves and leaf drop.
Most houseplants do well with a general all-purpose houseplant fertilizer and regular potting soil.
Plant tips
Low light will produce to a tall, lanky plant.
Leaves will yellow and drop in wet soil.
Brown leaf margins and leaf drop indicates that the soil is too dry
Brown leaf margins-fluoride damage
Brown tips- salt accumulation.
Blotch refers to irregular dead patches often observed on tips or along leaf margins.
Used in reference to leaf margins, stipules or bracts that are cut or slashed.
Incurved
Bent or curved inward, eg, the petals of a chrysanthemum.
The drying and browning of leaf margins usually caused by unfavorable environmental conditions.
GardenWeb Glossary of Botanical Terms
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Leaf margin The edge of a leaf. Leaf mould Partially decayed leaves used in some potting mixtures. It must be sieved and sterilized before use. Leggy Abnormally tall and spindly growth .
The zonal geranium (Pelargonium x hortorum) is a hybrid between P. inquinans and P. zonale. The zonal geraniums have leaf margins that are often scalloped, zoned or variegated and have a heavy odor when bruised.
Symptoms of salt injury include stunted, yellowed foliage with brown edges, premature leaf color and death of the leaf margin; the later gives the plant a scorched appearance.
Affected evergreen foliage turn yellow or brown in the early spring.
Analogous combinations harmonize or blend together. In this example, we have the yellow flower, the yellow-green leaf margin, and the green leaf interior represent all colors found close to each other on the color wheel.
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Undulate Wavy, as a leaf margin.
Unisexual flowers Flowers having either pistils or anthers, but not both.
Unisexual Withonly one sex (male or female) of flowers on a single plant.
Too much chloride on garden plants, such as those grown at poolside, will result in the same symptoms as salt damage: Leaf margins may be scorched, leaves will be smaller and thicker and overall plant growth may be reduced.
Chloride Soil Test ...
Though their light requirements may differ, all these palms have similar needs when it comes to water and fertilizer. In fact, dried brown leaf tips or leaf margins, two of the most common problems facing indoor palms, ...
Monocotyledons are plants which have veins parallel to the leaf margins and a single leaf after germination (e.g. grasses). Dicotyledons bear two leaves after germination (e.g. peas, tomatoes, roses and a host of others).
Its substantial leaves display dramatic red leaf margins in spring, turning green in summer and bronze in winter. In spring, 'Frohnleiten' holds its medium yellow flowers well above emerging foliage.
Light Needs: Full to partial shade.
Growing Advice: Thin growth occasionally to stave off disease.
Prize Picks: Variegata (Silver Edge) is a slow-growing variety with creamy white along the leaf margins.
 See also: Leaf, Margin, Plant, Flower, Foliage
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