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Ilex Cornuta – ‘Nellie R. Stevens’Aka: Nellie Stevens HollyCommon Name: hollyZone: 6 to 9Plant Type: Broadleaf evergreenFamily: AquifoliaceaeNative Range: NoneHeight: 15 to 25 feetSpread: 8 to 12 feetBloom Time: AprilBloom Color: Greenish-whiteSun: Full sun to part shadeWater: MediumMaintenance: LowGeneral Culture:Grow in organically rich, slightly acidic, medium moisture, well-drained soils in full sun to partshade. Prune in winter if needed. Ilex ‘Edward J. Stevens’ and Ilex cornuta males reportedly willserve as good pollinators for this female plant. However, ‘Nellie R. Stevens’ can bear some fruitwithout fertilization from a male pollinator because it is parthenocarpic (from Greek parthenosmeaning virgin and karpos meaning fruit). This plant has better heat tolerance than many of thehollies, and is a good selection for hot southern areas. It is not reliably winter hardy throughoutthe St. Louis area where it should be sited in a protected location.Noteworthy Characteristics:‘Nellie R. Stevens’ is a hybrid between I. aquifolium and I. cornuta. It typically grows as a largebroadleaf evergreen shrub with dense, conical form to 15-25’ tall and 8-12’ wide. It also can betrained to grow as a small tree. Oblong, glossy, dark green leaves (to 4” long) have spinymargins (typically 2-3 spines per side). Small greenish-white flowers appear in spring (April),- 51 -
ut are generally inconspicuous. Flowers give way to often abundant amounts of berry-likebright red fruits (to 1/3” diameter) which ripen in fall and persist into winter.Problems:No serious insect or disease problems. Potential insect problems include holly leaf miner, spidermites, whitefly and scale. Potential disease problems include leaf spot, leaf rot, tar spot andpowdery mildew.Uses:Hedge, screen, windbreak, barrier or border. Specimen. Small tree.Back to plant list- 52 -
Page 4: TurfBuchloe Dactyloides ‘609’ -
Page 8 and 9: GroundcoverEquisetum Scirpoides - D
Page 10 and 11: Hosta ‘Francee’ - Francee Hosta
Page 12 and 13: Iris Ensata - Japanese IrisAka: Jap
Page 14 and 15: Juniperus Conferta - Blue Pacific J
Page 16: Sedum Spectabile - ‘Autumn Fire
Page 19 and 20: Noteworthy Characteristics:This fou
Page 21 and 22: (2/3" wide) which grow 6-12" long a
Page 23 and 24: Problems:Although slugs and snails
Page 25 and 26: similar spread. Insignificant, tiny
Page 27 and 28: (scapes) above a clump of arching,
Page 29 and 30: Noteworthy Characteristics:The semi
Page 31 and 32: cut flower. This species is infrequ
Page 33 and 34: the availability of numerous cultiv
Page 35 and 36: fragrant but generally inconspicuou
Page 37 and 38: 'Densiformis' is a female cultivar.
Page 39 and 40: foliage. Corky bark ridges on the b
Page 41 and 42: located in open areas exposed to wi
Page 43 and 44: clump-forming, cool season ornament
Page 45 and 46: Noteworthy Characteristics:Maiden g
Page 47 and 48: Noteworthy Characteristics:‘Marie
Page 49 and 50: 'Moudry' is a warm season ornamenta
Page 51 and 52: that spreads by creeping rhizomes t
Page 53: 4” long) have three large spines
Page 57 and 58: Problems: Click for detailed list o
Page 59 and 60: to 3-4' tall. Features elliptic to
Page 61 and 62: Noteworthy Characteristics:'Variega
Page 63 and 64: upland soils. Trunks are buttressed
Page 67 and 68: growth habit for this tree. This cu
Page 69 and 70: Uses:A stunning flowering tree or l
Page 71 and 72: and from its Monterey cypress paren
Page 73 and 74: along streams and lakes, valleys, f
Page 77 and 78: Problems:No serious insect or disea
Page 79 and 80: the Greek acantha (thorn) and tri (
Page 81 and 82: above and gray-green beneath. Varia
Page 83: was and is valued for its lightweig

Turf

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