• WSU Horticulture and Landscape Architecture
• WSU Mount Vernon NWREC

Bloom Data Crabapple 2004

D = bloom density rating (5 = very heavy, 4 = heavy, 3 = moderate, 2 = light, 1 = very light – none)

Best Rated by Date: Varieties given top ornamental rating at observation date

Observations

4/08 (* = outstanding this date)

• Bob White* – profuse bloom, beautiful white tree tinged pink, attractive rounded form
• Candymint Sargent – no buds open, dark magenta, purple-bronze leaf color and low spreading habit add ornamental value
• Christmas Holly – tree loaded with tiny bright pink buds not yet open but attractive
• Cinderella – very tiny flowers with reddish petals, very inconspicuous, shoots show damage, possibly from spray
• David* – nice pink and white tree loaded with bloom
• Indian Magic – few buds open but attractive purple-bronze foliage, magenta buds are colorful
• Jack* – full white bloom and fresh-looking, bright green leaves on very large impressive trees. Not for backyards! A fine park or highway landscape tree.
• Lancelot* – interesting compact dwarf form, top canopy of green leaves somewhat lessens impact of the white bloom. Well suited to sidewalk or courtyard plantings
• M. zumi x 'calocarpa'* – very attractive fragrant dense white bloom fills the tree
• Maypole – large long magenta pink buds not yet open but colorful, foliage bronze-pink, ornamental, columnar habit, small tree
• Molten Lava – pale pink buds very profuse but not very showy yet
• Pink Cloud* – buds very large, rounded, magenta pink, on long stems, opening to light pink fully double flowers, profuse, very attractive, like miniature roses; bronze-green leaves; some powdery mildew observed
• Prairifire – no buds open, purplish red color of new leaves ornamental
• Professor Sprenger* – very abundant pink and white bloom, mildly fragrant
• Red Jade – weeping habit, buds rather small, medium pink, only moderately abundant
• Red Jewel – small tree filled with tiny pale ivory buds, very abundant
• Sentinel* – very attractive bright red buds color the whole tree before flowers open, dark limbs show off upright form
• Silverdrift* – Full bloom, dense, brilliant white, mildly fragrant, attractive rounded form
• Sinai Fire – buds pale ivory pink, not very conspicuous on light green tree
• Sugar Tyme* – nice clean white bloom well open, light pink buds
• Tea – young trees, light pink, small bell shaped flowers, bronze edged leaves
• WSU Alkmene x Prima – buds are pale pink, large, open to white flowers, moderately abundant

4/14 (* = outstanding this date)

• American Spirit* – upright habit, large maroon buds open to magenta flowers, dark bronze-green leaves. Very ornamental, outstanding.
• Beverly* – young trees show good potential, with maroon buds, magenta flowers and attractive bronze-purple foliage, strong weeping habit. Potential specimen tree.
• Bob White* – profuse white bloom fills tree, rounded shape is attractive.
• Canary – young trees, medium pink buds, white flowers, slightly fragrant.
• Candymint Sargent – magenta buds, few flowers open, bronze-green leaves and low spreading habit are attractive ornamental elements even before blooms open
• Christmas Holly* – very profuse tiny pink buds opening to bright white flowers, nice compact rounded shape
• David – attractive white bloom fills tree, fragrant and fresh looking
• Evereste – full bloom, less profuse than most years, bright white flowers, pale pink buds
• Guinevere – few blooms open, mini size with low spreading habit, purple-green leaves.
• Indian Magic* – deep pink flowers, large maroon buds and bronze leaves make a very colorful, ornamental display.
• Jack – large white-and-green tree, most flowers past bloom
• Lancelot – some white flowers remain, green leaves top the upright branches, form still quite ornamental
• Louisa* – handsome weeping tree, cascades of light rose pink flowers, bright green leaves, highly ornamental specimen trees
• M. zumi x "calocarpa"* – full bloom, profuse white flowers fill tree, fragrant. Old standard still well worth keeping
• Marilee – strongly upright habit, very large deep pink buds open to semi-double white flowers – overall effect soft pink clusters of bloom. Attractive now, even better when all flowers open
• Mary Potter – very attractive small rounded trees not yet in full bloom
• Maypole* – very ornamental, large long magenta buds, very large bright pink flowers, purple-bronze new leaves, narrow columnar growth habit. Appears non-vigorous on semi-dwarf rootstock.
• Molten Lava* – big spectacular tree, semi-weeping habit, cascades of white flowers
• Morning Sun – green-and-white tree, large white flowers, OK but not outstanding, not highly vigorous
• Pink Cloud* – tree full of large rose-like pink double flowers, bronze-green leaves, upright spreading habit, attractive landscape or specimen, highly ornamental
• Pink Princess – few blooms open, but colorful maroon buds and bronze-red leaves are ornamental, with nice spreading form. Good now, better later when flowers open.
• Prairifire – magenta buds and bronze leaves are colorful, ornamental now but not at its peak, bronze leaves are small, some branches look a little bare
• Professor Sprenger* – full white bloom very profuse, just starting to drop, fragrant
• Red Jade – attractive weeping tree habit, full bloom less profuse than some, small trees
• Red Jewel* – very profuse white bloom fills small trees, flowers rather small but fragrant
• Sentinel* – mix of profuse white flowers and bright pink buds on dark upright spreading limbs, very attractive tree a froth of rosy pink
• Silverdrift* – pure white bloom now beginning to drop, attractive rounded tree form
• Sinai Fire – green-and-white tree, moderately attractive, white bloom a bit sparse, mildew on shoot tips
• Snowdrift – very nice well shaped tree, attractive white flowers, just starting to open
• Sugar Tyme* – profuse bloom, attractive white-and-green tree
• Tea – small pale pink bell-shaped flowers hang in clusters, spreading tree habit, young trees
• White Angel – large spreading trees, profuse white bloom but old blackened fruits retained, detracts from overall appearance
• WSU Alkmene x Prima – moderately attractive, large flowers open pale pink, bloom less profuse than most

4/23 (* = outstanding this date)

• Adirondack* – white bloom tinged with pale pink, lower part of some limbs shy of bloom, lovely upright habit
• American Spirit – bloom past its best but color still ornamental, upright spreading habit
• Beverly* – young trees with attractive purple leaves, magenta flowers and strongly weeping habit look promising
• Canary* – young trees, very attractive dense white bloom
• Candymint Sargent* – full bloom, attractive pink color overall, flowers bright pink with paler pink margins, bronze leaf color and low spreading form both very ornamental
• Christmas Holly* – beautiful dense white bloom, very attractive small rounded tree shape
• Cinderella – very small dwarf trees, not well suited to field planting, dense white bloom, vivid green leaves
• Guinevere* – very attractive dwarf tree, horizontal spreading habit, medium pink buds open to pale pink flowers, bronze-edged leaves; seems more vigorous than Lollipop or Cinderella
• Golden Raindrops* – large spreading trees full of profuse white bloom, highly ornamental; individual flowers small, star-shaped
• Indian Magic – past full bloom, magenta pink flowers a bit faded but tree still colorful, ornamental
• Lollipop – buds just starting to open, very small, pale ivory; bright green leaves
• Louisa – pale pink flowers mostly faded but strongly weeping habit remains ornamental
• M. zumi x "calocarpa" *- past full bloom but still attractive, fragrance a plus
• Marilee* – just past full bloom, large semi-double flowers, upright habit
• Mary Potter* – just past full bloom, profuse white flowers on small rounded tree are attractive
• Pink Princess* – full bloom, rose pink flowers small but very profuse, low spreading habit and bronze leaves also add to ornamental quality
• Prairifire* – dense vivid reddish pink bloom fills entire tree, purple-bronze leaves blend with flowers to good effect
• Prairie Maid* – outstanding ornamental now, not yet full bloom, profuse bloom in varied shades of pink add color to green-bronze leaves
• Silver Moon* – full bloom, large park size trees loaded with clusters of large, pure white bell shaped flowers, very fragrant.

4/30 (* = outstanding this date)

• Adirondack* – very upright form, nice white bloom, fresh green leaves.
• American Spirit – past bloom, ornamental copper-red new shoots, upright habit
• Candymint – many flowers still open, nice pink, coppery leaves and low habit are ornamental
• Golden Raindrops* – excellent ornamental now, abundant bright white starry flowers, strong fragrance, light yellow green new leaves, vigorous spreading form
• Lollipop* – small trees, slightly larger than Cinderella, stand up better in field conditions, attractive white bloom, clean fresh-looking light green leaves, round compact habit
• Pink Princess – most flowers fallen, still somewhat ornamental with low spreading tree habit, bronze leaves
• Prairie Maid* – bloom fills tree, shades of pink as new dark pink flowers contrast with paler ones, bronze-tipped new leaves, highly ornamental
• Silver Moon* – huge impressive trees, white flowers are very ornamental on a large scale