Betula Moonbeam – Compact Himalayan Birch Tree
Betula Moonbeam is one of the most compact white-barked Himalayan Birch trees[1][2], making it an excellent choice for smaller gardens, courtyard and cottage gardens[1]. Its main attraction is the brilliant white peeling bark[1][2] which, depending on location, can take a few years to fully develop[3], and it gives the tree exceptional winter interest[2].
The glossy green foliage[2], spring catkins[5] and buttery yellow autumn colour[4][5] also make the tree stand out. It is very hardy[1], easy to grow, tolerant of a wide range of soils[1] and requires little to no pruning[1][4]. Expect a 10-year height of around 4m tall and 3m wide[4][5] but it could go on to grow taller and wider as the RHS lists it as a possible 12 x 8m at full maturity[1]. This sounds tall, but common Silver Birch can get up to 25m tall[6] so relatively speaking it is a compact birch tree. Whatever the ultimate height will be, Betula Moonbeam will take its time getting there as it is classed as a slow grower[1][4].
Betula Moonbeam Catkins
Betula Moonbeam produces hanging catkins in spring[5]. These are wind-pollinated[7], so unlike many flowering trees they are not primarily there to attract bees and other pollinating insects. The male catkins release pollen into the air, while the female catkins develop into small seed-bearing structures later in the year[7]. The resulting birch seeds can provide food for small birds including siskins and redpolls[8][9], adding some useful wildlife value as well as seasonal interest.
Planting a Betula Moonbeam Tree
Plant your Moonbeam Birch tree in full sun or partial shade in moist but well-drained or well-drained soil[1]. It is adaptable to clay, loam, sandy and chalky ground and can grow in acid, neutral or alkaline soil[1]. Tolerates conditions to H7 which is -20 degrees centigrade[1]. Although it tolerates all those conditions, you will get the best from your Betula Moonbeam in full sun, moist but well-drained soil, moderately fertile loam or clay that is acid to neutral. Give it plenty of root space with minimal competition for water and nutrients[3]. Betula Moonbeam will also tolerate exposed and sheltered gardens[1].
Container-grown Betula Moonbeam trees can be planted throughout the year[3][10], although autumn to early spring is easiest because the soil is normally moist and the tree requires less watering[3]. Avoid planting when the ground is frozen, waterlogged or during very hot, dry weather[10][11].
- Water the tree before planting. Thoroughly soak the rootball while it is still in the pot.[10][11]
- Prepare a wide planting hole. Dig the hole no deeper than the rootball but ideally around three times its width. Loosen compacted soil around the sides and base so new roots can spread into the surrounding ground.[10][11]
- Remove the pot and check the roots. Slide the tree carefully from its container. If the roots are tightly circling the rootball, gently loosen them so they can grow outwards. If they are not pot-bound, leave them largely undisturbed.[10][11]
- Plant at the correct depth. Position the tree so the point where the upper roots meet the trunk is level with the finished soil surface. Do not bury the trunk or plant the rootball deeply, as this can cause poor establishment.[10][11]
- Backfill with the original soil. Refill around the roots using the excavated soil, gently firming it as you go to remove large air pockets. There is normally no need to add fertiliser or rich compost to the planting hole.[11]
- Water thoroughly. Give the whole root area a thorough soaking immediately after planting so both the rootball and surrounding soil are moist.[10][11]
- Stake if necessary. See our article on staking trees.
- Mulch and keep grass away. Apply a 5–8cm layer of mulch over the root area to conserve moisture and suppress weeds, but leave approximately 10cm clear around the trunk. Keeping a vegetation-free area around the tree will reduce competition for water while it establishes.[3][10]
- Water during establishment
Check the soil regularly during dry weather for the first two years. Water deeply when the soil around the rootball begins to dry rather than giving frequent small amounts of water.[3][10]
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What Our Customers Are Saying About Our Moonbeam Birch Tree (Betula utilis 'Moonbeam')
Hi I just wanted to let you know how happy I am with the service and delivery of my beautiful *Betula Moonbeam trees. Thank you. It has been a pleasure to use your site and service. Communication was humorous and honest. Yolanda 0820-25634
Dear Senior Dogsbody, Thank you for your enchanting email. I am very pleased with the trees. The packaging was excellent and the trees in very good condition when they arrived. I was particularly impressed with the fact that they were very similar in conformation which will mean that they will look even better in the place that I have reserved for them in the front of our small wood.
There is already a Silver Shadow Betula that will be positioned just behind them so will finish off the effect perfectly. The chickens will appreciate sheltering under them as they grow larger too. Keep up the good work. With best wishes, Sue Maycock Head Gardener, Chief Cook & Bottle Washer. 1113
Tree arrived in good condition on the day stated and we are pleased with the size, condition and courier's actions as we were out and he left tree in a safe place, left a card to notify us and phoned to check we had found it!! Can't ask for more than that!!Thank you, Helen Gale 0912
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Show sources
[1] Royal Horticultural Society: Betula utilis subsp. jacquemontii ‘Moonbeam’. Used for compact habit and garden uses, white peeling bark, slow growth, ultimate size, soil, pH, moisture, position, exposure, H7 hardiness and pruning requirements.
[2] Royal Horticultural Society: Birch trees for winter interest. Used for Moonbeam being possibly the most compact Himalayan birch, white peeling bark, glossy dark-green foliage and winter interest.
[3] Royal Horticultural Society: How to grow birch. Used for mature bark taking a few years to develop, planting container-grown birches, reducing competition from grass, mulching and watering during establishment.
[4] Frank P Matthews: Betula utilis ‘Moonbeam’. Used for compact size, white peeling bark, buttery-yellow autumn colour, slow growth, pruning and the approximately 4m x 3m size after 10 years.
[5] Waterperry Gardens: Betula utilis ‘Moonbeam’. Used for spring catkins, buttery-yellow autumn colour and the approximately 4m x 3m size after 10 years.
[6] Royal Horticultural Society: Betula pendula. Used for Common Silver Birch reaching up to 25m in height.
[7] Royal Botanic Gardens, Kew: Betula pendula. Used for wind pollination, male and female catkins and the development and release of birch seeds.
[8] British Trust for Ornithology: Siskin. Used for siskins feeding on birch seeds.
[9] British Trust for Ornithology: Redpoll. Used for birch seeds forming an important part of the redpoll diet.
[10] Royal Horticultural Society: How to plant a tree. Used for soaking the rootball, preparing the planting hole, loosening congested roots, correct planting depth, backfilling, watering, mulching and establishment watering.
[11] Royal Horticultural Society: Trees and shrubs – planting guide. Used for avoiding frozen and waterlogged ground, planting-hole preparation, root treatment, planting depth, backfilling and guidance against adding fertiliser or rich organic matter to the planting hole.
