High yielding, early-mid season cherry, maturing 2 days before Hedelfingen. We are a Somerset based mail order nursery, specialising in hedging, trees, shrubs, fruiting plants, roses, lavender & flower bulbs. Supplies are limited so make sure you don't miss out next time by having us automatically notify you when it becomes available again. <> Good for eating fresh, canning and preserving. Some apple varieties have an extra set of chromosomes and cannot be used for cross pollination because they have sterile pollen. This very productive cherry, which resembles Schmidt, ripens with Venus and Valera and produces fair quality fruit with fairly good crack resistance. A medium sized, semi-firm, long-stemmed, good-quality, dark red cherry, ripening a day later than Vista. Higher sugar and lower acid than Bing. BZTH+ Fruit is similar to Bing, but ripens about two weeks earlier. Some varieties of quince and sweet cherry are also self-fertile. Increase your harvest by pruning your peach tree in these easy steps. Make sure that your hardiness zone lies within the zone compatibility range of this variety before ordering. Fruit is firm with similar colour to Hedelfingen. The primary purposes of sweet and tart cherry collections are to evaluate newly released cultivars and rootstocks for possible usefulness in Ontario and to use selected cultivars for the breeding program. Cracking is low to medium. It is not adaptable to heavy, poorly drained and wet soil. Sweet cherry varieties that cross pollinate most others are Black Gold, Hedelfingen, Kristin, Lapins, Seneca, Stella, Regina, Valera, and White Gold. Box 6000, Summerland, British Columbia, V0H 1Z0. The tree is self-fertile and sets heavy crops. You must have JavaScript enabled in your browser to utilize the functionality of this website. Use our easypollination checking toolto quickly find partners for a given cherry tree. The production has been inconsistent in Niagara orchards in the past. A medium-sized, dark-fleshed, good-quality black cherry maturing with Windsor. FeaturesAn old German variety discovered around 1850 and still grown extensively in Europe and North America. They help you to buy products from us online in a convenient and secure manner, and help us to improve and give you the smooth service that you desire. Crab apples will pollinate apples, and Bradford pear will pollinate most European pears. Fruit are dark red when mature, very large, and firm with round shape. The MxM clonal rootstock selections are similar to Mahaleb seedling in vigour but offer more uniformity since they are clonally propagated. The honeybee is the only effective pollinating insect reported for this crop. In this case, pollen from the same variety is not capable of reaching the unfertilized seed or ovule within the flower. 3 0 obj Varieties that will pollinate Geante de Hedelfingen in our catalog. Copyright 2010-2017, CLICK ON LIVE LINK, 'functional genotype list'. The cherries have beautiful deep red color, sweet flavor, and crack-resistant skin. Larger, firmer and earlier than most white cultivars, Vega is too tart for dessert purposes until very ripe. %qGb>?jE4ghp[")mQStz%v3Tzq904TVO3/62Ybg5jm9R+vcvh^|q~]-9^gBv=!!_M7>. Excellent pollinator for most varieties. 705 0 obj <>stream An entire section of our website dedicated to your growing success. A Van x Stella seedling resulting from 1969 breeding work at the University of Guelph, Department of Plant Agriculture, Vineland. Fruit colour early before they are fully mature. Dark Sweet Cherry Varieties Cavalier - An early season, medium size, firm, dark red These triploid varieties are Baldwin, Boskoop, Bramleys Seedling, Crispin, Gravenstein, Jonagold, Mutsu, Rhode Island Greening, Ribbston Pippin, Roxbury Russet, Shizuka, Spigold, Wealthy, and Winesap. G3Is";)5HM!%RJ-Njs#|lfYx|.a1$$J(@#BNQA90dy#> `% 9DPJsBe June 11, 2022 Posted by: grady county, ga zoning map . The average picking date at Vineland is July 22, about the same season as Stella. Ministry of Agriculture, Food and Rural Affairs, Bing, Emperor Francis, Lambert, Napoleon (Royal Ann), Vernon, Hudson, Black Giant, Ursula Rivers, Rainier, Viscount, Mazzard V53-1, 53-2, 53-3, 53-4, 53-5, 53-6. It is productive and has good crack resistance. Zone 5, Lapins Very large, dark purple to black cherry with firm, sweet, delicious purplish flesh. Bearing Age : 2 - 3 years after planting. Vigorous trees bear early in the season. Large fruited, early season cherry with yields similar to Hedelfingen but more susceptible to cracking. It has good virus resistance. Ripens about 2 days before Vic. cCeJ~D-QyN#gmmU\;1c,a The cherries have beautiful deep red color, sweet flavor, and crack-resistant skin. hbbd``b`:$[@`. Pollination - Sweet Cherry | WSU Tree Fruit - Washington State University A hybrid that has Hedelfingen and Bing in its parentage, Viscount produces medium to large, firm, good quality, dark glossy red cherries which ripen with Bing. Resistant to cracking. However, more than half of our range, including . Glossy red fruit is so attractive its the go-to cherry for photographers. There is concern that if trees over-cropped in the first few years that the trees will "runt out" or produce very little vegetative growth in the following years. Self fruitful. Flowering group: 4; <> Description: Old European cultivar. A large, black, firm, good-quality cherry susceptible to cracking. It has good quality, flavourful fruit. In addition, there is a tendency for scion cultivars to overgrow the Mahaleb rootstock at the bud union. $]Akw> %02e 6V: endstream endobj startxref 0 %%EOF 357 0 obj <>stream A Morello-type (dark juice) tart cherry with mahogany red fruit. Zone 5, Lambert- Very large, firm, heart-shaped cherry with black skin and very dark, sweet flesh. Cherry cultivars: sweet and tart | ontario.ca It produced larger trees with both sweet and tart cherry cultivars than those on either Mahaleb or Mazzard rootstocks. Trees are small, upright, spreading, productive and hardy. Bloom Time : Early April Follow us on your favorite social networks and share what you grow! Lambert is hardy and vigorous. It is larger, much firmer and attractive but in some years cracking is a serious problem especially in young plantings. Once fertilization takes place, the seed and fruitlet grow in size. Firm, sweet, dark red flesh with good flavor and texture. Must be planted with another cherry variety for pollination to occur. endobj A small, productive, light-coloured cherry, Windsor once was the main sweet cherry cultivar in Ontario, but since has decreased greatly. The varietal crossing or origin of this cherry is unknown. <> It is a self-fruitful, very productive cherry with good flavour. Vigorous, upright growing tree. Upright tree is vigorous and heavy bearing. Plantings of Hedelfingen and Vic, which have better size, colour and quality, have replaced this cultivar. iP! *hSS_OeT BPBVSR+p It adapts well to a wide range of soils and performs better than Mazzard in clay soils. Asian plums with another Asian plum variety. We deliver across mainland Wales, Scotland, England & the Isle of Wight. It is hardier than Bing and less susceptible to cracking. Most sweet cherry varieties are self incompatible and the majority are also incompatible with other varieties within the same incompatibility . Ripens in mid June. CHERRY, Montmorency (Sour): A cold-hardy hybrid species that ripens early in the season. x\[o~@,F,";HIvmZ`ai[K33s^\s^zoE DgD", OwvyJ >OSY UZ&QdAZ+c,(cYu*J]_}"g/,+u(yQRW$Aw5yC.Vz+.(OVm\du7Mc:]E#DYDE'QjJC4T".REM%lo#WeayIRGZ$J2-i^U|psZ+Buzop/Z$$R(40U]o8qp@o3xAm6waOxN>,zp.}?4sst'>'6[i6m2_"%_ Spring frost during bloom is also a threat in some regions. Trees adapt well to central leader training with wide angled branches. To ensure fruiting, only grow sweet cherries in hardiness zones 7a and 7b and tart cherries, in zones 5b, 6a, 6b, 7a and 7b. Place the beehives in the middle of the orchard on or before the day the first flowers open. PDF Sweet Cherry Varieties for Eastern U.S. - canr.msu.edu The information is provided for reference only. The newly named cultivars are currently being protected under Plant Breeders Rights. It's just that simple. Tart cherries can therefore be planted in solid blocks. Similar in firmness and colour to Hedelfingen but it has a lower incidence of splits. These appraisals apply only to Ontario conditions. <> Recommendations for planting cultivars and adapted areas within the province have been determined by University of Guelph, Department of Plant Agriculture, Vineland, Agriculture and Agri-Food Canada (AAFC) and the Ontario Ministry of Agriculture and Food (OMAFRA). x<9dDOZ y-9y[E lGFKxh It should be propagated only on Mazzard rootstock. In order for fruit to develop, flowers must first be pollinated. We'll align this page with the ontario.ca style guide in future updates. Incompatibility of sweet cherry cultivars on Mahaleb seedling rootstocks has been detected in different orchards for up to 6 years after planting. We love to keep in touch with our customers and talk about what's happening each season at Stark Bro's. 2 0 obj Matures 3 days before Hedelfingen. Splits to the same degree as Hedelfingen. Hedelfingen Royalton Lambert Lapins Gold Sweetheart . J nA\E rHn S$U>Dz*'B'LQ8P!8Gf=JOY\. l/H6HX b: Mazzard is not adaptable to heavy, poorly drained and wet soil. Sweet and tart cherries belong to different species and will not pollinate each other. Pollination Requirements - Cooperative Extension: Tree Fruits Choose another variety Varieties that will pollinate Geante de Hedelfingen in our catalogue Stardust in stock Find pollinators > Is preferred for tart cherry grown in imperfectly drained soil but is not as winter hardy as Mahaleb. List of pollination partners for Geante de Hedelfingen sweet cherry Fruit are medium in size, dark reddish black, semi-firm, and ripen about July 30. k&3+"]KC'5],30Ad[no!QE0*%-S1Lj l#8>K;FrKt7)-=Iz,q;+tG Eq 9[. Those listed under "General Planting" are mainly well known cultivars with proven performance and established market value. We urge readers to review our December article that focused on brine varieties, as it covers important information about unique features of Eastern . Slightly firmer, but paler than Hedelfingen. %PDF-1.5 for pollination because they are cross-compatible and bloom in a season where they will pollinate the respective variety. 1 0 obj Sweet Cherry Tree Pollination There are several cultivars of sweet cherries that are self-fruitful. It is replacing Windsor in Ontario because of its superior processing quality. This article is intended to provide some hope about future prospects for this crop. 1 0 obj We grow a good range of self fertile sweet cherry trees that do not need to be pollinated (that link takes you to a pre-filtered list, click 'Clear All' at the top of the refine menu to see all our cherries). cherry pollination process and provides a few suggestions to ensure adequate pollination and fruit set. In heavy crop years, the fruit sets in clusters and requires careful spraying for brown rot control. Fruit size is average and slightly firmer than Hedelfingen. Fruit are large and tend to be firm, dark red with good colour. <> a universal donor in flowering group 3 will pollinate another other cherry tree in flowering groups 2,3 or 4 and from any row. It was fairly extensively planted in Ontario but has competed in the same season as Viscount and Vandalay in grower plantings. Viva lacks the finish and firmness of Vista, but is highly resistant to splitting. Only the most common cultivars or those of special interest are listed. Sweet cherry profitability was way down in 2002 in the Eastern U.S. due mostly to cold weather during spring. Its outstanding feature is its self-fertility. The tree is very vigorous and upright and is difficult to manage while young. ** Pollen source cultivar Pollen . Zone 5, Bing Exceptionally large fruit with dark burgundy skin almost black when fully ripe. Hedelfingen in stock Find pollinators > An old European sweet cherry, which is well-suited to the North American climate and widely-grown. Produces fresh fruit for a delicious and nutritious snack. Fruit is purplish-black and juicy. It is a more vigorous tree than Montmorency with superior branch angles and it is similar for its cherry leaf spot susceptibility and fruit brown rot. The easiest solution to this problem is to select a variety that is known to be a good source of pollen for most other varieties. Cherry Tree Pollination Table | Ashridge Nurseries The year of obtaining the variety is marked as 1850, being Hedelfingen an antique variety similar to Bing. It is susceptible to Armillaria Root Rot. However, Asian pear will pollinate European pear only if the two bloom at the same time. 09q595i8E#f,p X#*AWg$ [`&m[o`?P- cB@f@8l6 |,mAh^-GgyLp8 The information, however, is not useful for predicting the exact full-bloom period for this crop from year to year. Good pollinator for all sweet cherries. Our cherry trees are available on different rootstocks. Vigorous, hardy, productive variety. The MxM clonal rootstock selections are similar to Mazzard seedling in vigour but offer more uniformity since they are clonally propagated. A semi-dwarfing tree that is about 70% the size of Mazzard. Top-quality fruit for fresh-eating, freezing, and canning. It is moderately tolerant to Armillaria Root Rot and adapts to a range of soils. Matures 3 days after Van. An average sized, self-fruitful cherry, with low yields and fruit with average quality. A large, attractive, excellent-quality, shiny black cherry. PDF Table 1. Sweet cherry compatibility and bloom timing. Compatibility EN English Deutsch Franais Espaol Portugus Italiano Romn Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Trke Suomi Latvian Lithuanian esk Unknown List of pollination partners for Geante de Hedelfingen sweet cherry The tree is large and has been a consistently heavy cropper. Since Mazzard belongs to the same species as sweet cherry (P. avium), there have been no cases of incompatibility reported between this rootstock and major sweet cherry cultivars. There are many ways to contact the Government of Ontario. A very precocious stock that produces a tree about 45% the size of Mazzard. Growers are cautioned to plan cultivar arrangements in sweet cherry orchards carefully to ensure good cross-pollination for the cultivars being planted. Montmorency responds to good care and feeding which, at present, is the best way of "improving" the cultivar. Trunk training in the early years is necessary for most sites. ? >j|%K :d p/d9[atH-2@{GR EMwR: A medium to large fruited, early season cherry, which ripens around the same time as Vista and Viva. Hedelfinger Cherry Tree 3-4ft Tall, Ready to Fruit, Juicy & Sweet Dark NOwa1WV"n\uT~'Zw:\QR{T['jFP"+ITd4>Kc{oar? kpp9tAJCazs'']c&n`k1f"Fxyf1i'Qc'&p`8s\%218I< Precocity is medium to good with heavy cropping and occasionally over-cropping. Trees are small, productive, self-fruitful, very hardy, and claimed to be resistant to leaf spot. Tart cherry will not pollinate sweet cherry. Sweet Cherry Pollination Considerations for 2001 - New York State %PDF-1.5 Fruit is firm with similar colour to Hedelfingen. In sweet cherries, most commercial cultivars are self-unfruitful and must not be planted in solid blocks of a single cultivar. A medium to large, firm, good quality black cherry with good resistance to cracking. Performance elsewhere may be substantially different. Vic has sized well in heavy crop years. The USDA hardiness zones offer a guide to varieties that will grow well in certain climates. 3 0 obj 2022 Stark Bro's Nurseries & Orchards Co. 2022 Stark Bro's Nurseries & Orchards Co. Some apple varieties have an extra set of chromosomes and cannot be used for cross pollination because they have sterile pollen. Some varieties of plum are partially self-fertile. The following cherry cultivars were described in the previous issue of this publication, but have been dropped because they are no longer considered important: Black Tartarian, Early Lyons, Early Rivers, Schmidt, Seneca, Vernon and Victor. Looks good and tastes great in salads or dessert dishes. A large, firm,white-fleshed and productive cherry, known as Royal Ann on the Pacific Coast. Over-cropped trees may produce smaller fruit under stressed conditions. Htj@aSBY%`iPC,,K(W+gF]=:Tm5ju*,^.c8m,o^l>?~ Sweet Cherry 'Hedelfingen' (Prunus avium) | My Garden Life Hedelfinger Cherry Tree 3-4ft Tall, Ready to Fruit, Juicy & Sweet Dark Cherries. A large fruited, early season cherry which matures one day after Viva. Learn all about how to grow cherry trees in The Growing Guide. Tree stunting is less of a problem but best management practices should also be followed. Cherry Pollination. Survival Guaranteed! Fruit Cherry List Boyer Nurseries and Orchards, Inc. Trees bear fruit early and are very productive. hb```\+ cb/l `tX SRi5k](`N: \D [\0`A$"RX*~ cBV5ABL7 if @Jio Z& endstream endobj 320 0 obj <>/Metadata 21 0 R/Pages 307 0 R/StructTreeRoot 44 0 R/Type/Catalog>> endobj 321 0 obj <>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> endobj 322 0 obj <>stream Cross-pollination by a different variety is key to its growing and bearing success. The term "cultivar" is used throughout this Factsheet. Copyright 2023 Ashridge Trees Limited. Incompatibility exists among varieties of sweet cherry and plum that adds a level of complexity to their cross pollination needs. For explanations of rootstocks, click the link on the left. Select a tag below to view all the items that have that particular trait. A white-fleshed sweet cherry, self-fertile, and ripening in the mid-season, and productive - an ideal cherry tree for the backyard orchard. Apples, pears, apricots, and many sweet cherries and plums are self-unfruitful and should be planted with other varieties of the same species, i.e. PDF Sweet Cherry Varieties for Eastern U.S.: Canners and Freezers Recommended cherry cultivars are listed in order of maturity in 3 groups in Table 1, Recommended Sweet and Tart Cherry Cultivars for Ontario. The long-term data collected at Vineland show an average bloom date of between May 12 and 15 among different cultivars. Since 1816, Stark Bros has promised to provide customers with the very best fruit trees and plants. Inter-fruitful with Schmidt. Tree is spreading and early bearing. Early season, high yielding cherry which matures the same time as Viva. We grow a good range of self fertile sweet cherry trees that do not need to be pollinated (that link takes you to a pre-filtered list, click 'Clear All' at the top of the refine menu to see all our cherries). It is susceptible to Armillaria Root Rot. Initial and final fruit set in sweet cherry cultivars as affected by These dates are averages of many years of observations. The trunks may be more susceptible to cold than Montmorency and therefore plant on excellent sites. They are self-fruitful, requiring no cross-pollination. Cultivar/rootstock interactions will need continued testing to find the most efficient combinations for orchard spacing and greatest performance. Tree is hardy, vigorous and a very prolific bearer. Requires a careful spray program because brown rot has occasionally been a problem. Firm, dark, semi-sweet flesh. The tree has spreading wide-angle branches and produces no root suckers. Self fertile. Pollination Requirements: Hartland requires another Sweet Cherry like Kristin variety nearby for pollination. Since 1816, Stark Bro's has promised to provide customers with the very best fruit trees and plants. Each zone corresponds to the minimum winter temperatures experienced in a given area. Recommendations developed from these trials should help prevent the planting of unsuitable cultivars and rootstocks. Zone 6, Stella Large, heart-shaped cherry with dark red, nearly black skin. Will not pollinate Lambert or Royal Ann. It is very winter hardy and is recommended for tart cherry plantings on well-drained orchard sites. These "triploid" varieties are Baldwin, Boskoop, Bramley's . Sweet cherry cultivars make an excellent graft union with Mazzard rootstocks and no sign of incompatibility has been detected. Cherry Tree Pollination - Learn About The Pollination Of Cherry Trees For over 200 years, Stark Bro's has helped people around America provide delicious home-grown food for their families. Higher sugar and lower acid than Bing. Self pollinating. Sweet Cherries. Except for Stella, even the cherries that are listed as self-pollinating benefit from another variety nearby to increase production and fruit size. Size at Maturity : 12-15 ft. in height. Kristin* Small fruited, but high yielding early season cherry which matures 1 day after Viva. Harvest dates are an important factor to fruit growers, sales agents, processors and nurserymen. Place the hives in the middle of the orchard on or before the first day the firstflowers open. Is not recommended as a rootstock for sweet cherry. Stem length is medium to long. It ripens 7-10 days after Northstar, at the beginning of August. Ripens 1 day after Viva. A fruit tree that is partially self-fertile will have a small number of fruit when planted alone, but will bear more fruit when planted with another variety. It ripens in the same season as Hedelfingen. The cultivars Tehranivee, Vandalay, Sonata, Lapins, Sweetheart, Sunburst and Stella are not included in Table 3. Pollinator required: Choose another sweet cherry variety, like Starkrimson or WhiteGold. Zone 5, Royal Ann Large, crack-resistant cherry which has golden yellow skin with a red blush. Excellent pollinator for other sweet cherries. Bing originated in the Pacific Coast region and is a major cultivar in Washington, Oregon, and British Columbia. The tree may be stunted when it is over-cropped. One of the best known commercial sweet cherries. For maximum production of tart cherries, have 2 hives of strong honeybee colonies/hectare. This rootstock has been evaluated with different sweet and tart cherry cultivars and selections at Vineland. Trees on Mazzard seedling rootstocks are reported to be prone to some winter injury in colder districts. 710 0 obj <<9b976cda3c529e39465ebce4af0359d5>]>>stream They still need to be in the same flowering group or one up or one down but they can move down to any row in the chart e.g. Zone 5 Ripens in mid June. % Pollination Groups: Pollination groups represent flowering periods, and trees will cross pollinate with other trees in their own group and adjacent groups, e.g. Bears heavy crops. Hartland Cherry Tree - One Green World . Introduced from England in 1907. Flowering group: 3. Sweet and tart cherries belong to different species with different numbers of chromosomes and will not pollinate each other. : al]wuhPpwc8ntl6/e\isiPvW[&]=W3X_1X"@iFB@@)0FG)(!qDP==zzBZ hh*s V To have a better experience, you need to: We're moving content over from an older government website. Management of tree vigour and crop load is extremely important to maintain good fruit size and quality. A large, shiny, firm, dark red cherry with a small pit. a tree in Pollination Group C will cross pollinate with trees in groups B, C, and D. Note that pollination group letters are interchangeable with numbers, so pollination group A is the same aspollination group 1. 319 0 obj <> endobj 338 0 obj <>/Filter/FlateDecode/ID[<9A99C1E21BD9622CC16CD598F39AADA9><694A6B28C54A42BCBA5D421179EE1075>]/Index[319 39]/Info 318 0 R/Length 91/Prev 180081/Root 320 0 R/Size 358/Type/XRef/W[1 2 1]>>stream stream It belongs to the same compatibility group as Hedelfingen, so it is incompatible with Hedelfingen, but it will pollenize Gold and visa-versa. Fruit is similar in size and amount of cracking to Hedelfingen, but firmer. In order to provide adequate pollen within the orchard, plant every fourth tree location and every fourth row with a pollenizer cultivar. Initial and final fruit set in sweet cherry cultivars as affected by different types of pollination Inicijalno i finalno zametanje plodova sorti trenje u zavisnosti od tipa opraivanja: : Radievi, Sanja It is well anchored but support is still recommended. Fruit trees that do not require cross pollination by a different variety are self-fruitful. Table 2, Average First Harvest Dates for Sweet and Tart Cherries, shows average dates of first commercial harvest of sweet and tart cherry cultivars at the University of Guelph, Department of Plant Agriculture, Vineland and Ridgetown College, Cedar Springs. Pollinator required: Choose another sweet cherry variety. The descriptions are not intended to be complete but rather to indicate the general characteristics and performance of each cultivar in test plantings located at the University of Guelph, Department of Plant Agriculture, Vineland and Ridgetown College, Cedar Springs (indicated by*) and/or commercial orchards in Ontario. Stem length is medium and does not tear from fruit. Venus has shown a tendency to overbear in some years especially under orchard conditions that favour good cross-pollination. PDF Pollination of Fruits and Nuts - Purdue University -u:iW96WI' |!B$(&IVn['>>cPlJK]izSwbqg-|+{CDD_o/b2 `LXL32~7C 3b3B@fL#P3uAlG^sdH[*C EeOK'BzQp&C*0wMd=z[U)80_|U)$}=uY>aW 8 *{.4MQ1UJvT)>&TyBhp6fW&&Ib+j=q`6v%'WJqh'sxJ-Z:Jl \YL2\!Q;TnvtrAC3I6e'7GdpX)K DGu`l%u4u5Li0(C_*aS\lLi[=W!)Fi~M.g68gL(+V f endobj However, more than half of our range, including all the earliest cropping cherries, will need a pollination partner to bear fruit. The pit is small and easily removed. Sweet Cherry Pollination Considerations for 2001 - New York State . Read about the Stark Bro's history that spans over 200 years . Spraying of virus-infected trees with gibberellic acid (for detailed information refer to latest issue of Ontario Ministry of Agriculture and Food Publication 360, Fruit Production Recommendations) and removing of young trees showing virus symptoms before they come into bearing will ensure better crop production. %PDF-1.5 % Used mostly as a pollinator for other varieties. Introduced from England in 1907. These rootstocks affect cultivar size and are very precocious. Sweet cherry tree pollination guide - Trees Online Bees are ineffective in sweet cherry orchards without the proper combination of pollenizer cultivars. Except where indicated, cultivars listed on the left can be used as reliable pollinizers for cross-pollination. QE ;dLUSm?3^Pvmes0 #~oiT Fruit trees that require cross pollination by another variety are self-unfruitful. Brief descriptions are provided below for the major sweet cherry cultivars, which show promise grown on standard Mazzard rootstock in Ontario. All of the remaining varieties must have a cultivar of a different type to pollinate successfully.