Trees and shrubs

Holm oak: a beautiful evergreen tree


One of the popular trees is the holm oak, valued for its evergreen foliage and moderate size.

In summary, what you need to know:

Last name : Quercus Ilex
Family : Fagaceae
Type : Tree

Height : 10 to 15 m
Exposure : Sunny
Ground : Well drained, rather chalky

Foliage : Persistent -Flowering : Spring -Harvesting acorns : Fall

  • Also to discover: Quercus suber, the cork oak

Green oak plantation

The holm oak is best planted in the fall, before the first frosts. The best period is in the middle of November.

Can also plant holm oak in spring on condition of providing regular watering the 1st year.

Prefer a secluded place and not too close to a house because the holm oak can take up a lot of space when it reaches its adult size.

  • The holm oak needs sunlight to thrive.
  • Holm oak tolerates wind and sea spray well.
  • Observe the instructions of planting and favor a cool soil.

Green oak growth:

If the growth of the holm oak is considered relatively slow, its growth will be greatly improved if it is planted under the right conditions and watered regularly.

To speed up its growth, do not hesitate to remove the flowers in the spring and the acorns thereafter, which draw heavily on the reserves of the holm oak.

Regular intake oftree and shrub fertilizer will also accelerate its growth.

Pruning and caring for holm oak

Maintenance of holm oak:

Once properly installed, here is a tree that requires almost no maintenance.

But for this it is necessary to ensure the best planting conditions and regular watering the first year after planting.

Green oak size:

The holm oak does not require any pruning, but dead branches should be removed as you go.

On the other hand, the holm oak is not afraid of pruning and it can be pruned without difficulty.

The silhouette of the holm oak being particularly pretty, try to keep it while pruning.

  • Pruning of the holm oak takes place in late winter or fall.
  • Never prune during frost, even if frosts are only to be expected a few days later.
  • Do not prune holm oak in the summer when it is hot.

To know about the holm oak

The holm oak or Quercus ilex is a species of Oak appreciated for its evergreen foliage, its pretty little leathery leaves, shiny and dark green on the top and whitish on the underside.

While the holm oak is mainly found in the Mediterranean basin, its resistance to cold (around -15 °) means that it is also widely found on the Atlantic coast.

Outside the Mediterranean region it will definitely need a sunny location.

Dominant element scrubland with the Aleppo pine and the juniper, holm oak is also used for strengthening dunes along the Atlantic coast. Indeed, its powerful root system allows it to fetch water in depth and thus stabilize fragile soils such as sand dunes.

Note that in Corsica, the holm oak acorns to feed the pigs, which gives the local charcuterie a very particular taste and reputation.

Finally, holm oak is also used for truffle cultivation.

Diseases of holm oak, lifespan

Holm oak is particularly resistant to most diseases, insects and pests.

It has a very long lifespan of up to 1,500 or even 2,000 years. This makes it one of the toughest small trees.

Once installed, it can nevertheless be subjected to powdery mildew:

  • Thepowdery mildew: the foliage is covered with a thin white film

Smart tip

The holm oak is the ideal tree to hide from a neighbor without climbing too high, but be careful, you will need to plant your tree more than 2 meters from the property line.

Video: Evergreen Tree SATB Choir - by Jerry Estes (October 2020).