Sanctus Hubertus is an early dessert plum with medium sized dark red fruit a blue bloom and yellow flesh It is not self fertile and requires a pollinating partner Plums are sent from November until March as bare rooted one year old trees All varieties are self fertile unless stated They need a sheltered position protected from frost Plum trees are quite hardy but they flower early in the year so if you loose the flower to frost there will not be any fruit The soil needs to be rich and moisture retentive but not waterlogged A sunny position will help the fruit to ripen and become sweet Plums do not store so pick and eat or destone and freeze Many varieties are dual purpose so as well as being delicious to just eat they can be cooked to make pies crumbles jams and chutney Prune plums in the summer after cropping unlike most other top fruit which is pruned in the winter A guide to pollination groups Most plums are self fertile so do not need a pollinating partner however they will produce a better crop if a pollinating partner is available For the few varieties that do require a pollinating partner refer to the pollination group Most fruit trees need another tree in the vicinity in flower at the same time for pollination The flowering time is given a pollination group letter A E There is some flowering overlap between adjacent letters so an apple in group B can be pollinated ideally with another from the same group but can also be pollinated from the group either side in this example group A or C