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Old 09-13-2007, 10:58 PM   #1
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Rock Elm

Rock Elm Basics

Grows LikeTree
DurationPerennial
U.S. NativeNative to U.S.
National Wetland Indicator StatusUPL, FAC+

Rock Elm Morphology and Physiology

Active Growth PeriodSpring and Summer
AllelopathNo
C:N RatioMedium
Coppice PotentialNo
Fall ConspicuousNo
Flower ColorYellow
Foliage ColorGreen
Foliage Porosity SummerDense
Foliage Porosity WinterPorous
Foliage TextureCoarse
Fruit Seed ColorBrown
Fruit Seed ConspicuousNo
Growth FormSingle Stem
Growth RateModerate
Height at 20 Years (Maximum feet)12
Height Mature feet95
Leaf RetentionNo
LifespanLong
Low Growing GrassNo
Resprout AbilityYes
ErectErect
ToxicityNone

Rock Elm Growing Requirements

Adapted to Coarse Textured SoilsYes
Adapted to Fine Textured SoilsNo
Adapted to Medium Textured SoilsYes
Anaerobic ToleranceNone
CaCO3 ToleranceMedium
Cold Stratification RequiredNo
Drought ToleranceLow
Frost Free Days (Minimum)120
pH Minimum4.5
pH Maximum7.2
Planting Density per Acre (Minimum)300
Planting Density per Acre (Maximum)800
Precipitation Minimum25
Precipitation Maximum50
Root Depth (Minimum inches)40
Salinity ToleranceNone
Shade ToleranceIntermediate
Shade ToleranceIntermediate
Minimum Temperature (F)-53

Rock Elm Reproduction

Bloom PeriodMid Spring
Commercial AvailabilityNo Known Source
Fruit Seed AbundanceMedium
Fruit Seed Period BeginsSpring
Fruit Seed Period EndsSpring
Fruit Seed PersistancesNo
Propagated by Bare RootYes
Propagated by BulbsNo
Propagated by ContainerYes
Propagated by CormsNo
Propagated by CuttingsNo
Propagated by SeedYes
Propagated by SodNo
Propagated by SprigsNo
Propagated by TubersNo
Seed per Pound7000
Seed Spread RateSlow
Seedling VigorLow
Seedling VigorLow
Small GrainNo
Vegetative Spread RateNone

Rock Elm Edibility and Other Uses

Berry/Nut Seed ProductNo
Christmas Tree ProductNo
Fodder ProductNo
Fuelwood ProductMedium
Lumber ProductYes
Naval Store ProductNo
Palatable to a Browse AnimalLow
Palatable to a HumanNo
Pulpwood ProductNo
Veneer ProductNo
CategoryDicot
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Old 09-13-2007, 10:58 PM   #2
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Rock Elm

Rock Elm grows like a Tree. Rock Elm is an Perennial. Rock Elm is Native to U.S.. Rock Elm has a National Wetland Indicator Status of: UPL, FAC+. Spring and Summer is when Rock Elm is actively growing. Rock Elm is not an allelopath. Rock Elm has a Medium C:N Ratio. Rock Elm has a coppice potential of No. Rock Elm is not fall conspicuous. Rock Elm has a Yellow colored flower. Rock Elm has Green colored foliage. In the summertime, Rock Elm has a Dense foliage porosity. In the wintertime, Rock Elm has a Porous foliage porosity. Rock Elm has a Coarse foliage texture. Seeds of Rock Elm are Brown. Seeds of Rock Elm are No conspicuous. Rock Elm grows as a Single Stem. The growth rate of Rock Elm is Moderate. The maximum height of Rock Elm at 20 years is 12 feet. The mature height of Rock Elm is 95 feet. The lifespan of Rock Elm is Long. The shape and orientation of Rock Elm is Erect. Rock Elm is adapted to coarse textured soils. Rock Elm is not adapted to fine textured soils. Rock Elm is adapted to medium textured soils. The anaerobic tolerance of Rock Elm is None. The CaCO3 tolerance of Rock Elm is Medium. Rock Elm does not require cold stratification. The drought tolerance of Rock Elm is Low. Rock Elm requires a minimum of 120 frost free days per year. The minimum pH of Rock Elm is 4.5. The maximum pH of Rock Elm is 7.2. The minimum planting density per acre of Rock Elm is 300. The maximum planting density per acre of Rock Elm is 800. The minimum Precipitation that Rock Elm requires is 25. The maximum Precipitation that Rock Elm can handle is 50. The minimum root depth of Rock Elm is 40 inches. The salininty tolerance of Rock Elm is None. The shade tolerance of Rock Elm is Intermediate. The shade tolerance of Rock Elm is Intermediate. The minimum temperature that Rock Elm requires is -53. The bloom period of Rock Elm is Mid Spring. The commerical availability of Rock Elm is No Known Source. The fruit seed abundance of Rock Elm is Medium. The fruit seed period of Rock Elm begins Spring. The fruit seed period of Rock Elm ends Spring. The fruit seed persistance of Rock Elm is No. Rock Elm is propagated by bare roots. Rock Elm is propagated by bulbs. Rock Elm is propagated by container. Rock Elm is not propagated by corms. Rock Elm is not propagated by cuttings. Rock Elm is propagated by seed. Rock Elm is not propagated by sod. Rock Elm is not propagated by sprig. Rock Elm is not propagated by tubers. Rock Elm can generally yield 7000 seeds per pound of seeds. Rock Elm has a Slow seed spread rate. Rock Elm has a Low seedling vigor. Rock Elm has a Low seedling vigor. Rock Elm does not have a small grain. Rock Elm has a None vegatative spread rate. Rock Elm does not have a berry/nut seed product. Rock Elm is not viable as a Christmas Tree. Rock Elm does not make a good fodder product. Rock Elm does not make a good fuel wood product. Rock Elm makes a good lumber product. Rock Elm does not make a naval store product. Rock Elm is not palatable to browse animals. Rock Elm is not palatable to humans. Rock Elm does not make a pulpwood product. Rock Elm does not make a veneer product. Rock Elm is of the category, Dicot.
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