Quercus robur

var. x Irtha

Irtha English Oak

  • Quercus robur var. x Irtha

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Min. hardiness zone:
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New Zealand

Growing Info

Scarification: Soak in water, let stand in water for 24 hours
Stratification: cold stratify for 60 days , or until radicle emergence
Germination: sow 1-2" deep, tamp the soil, mulch the seed bed

Other: fall sowing in mulched beds is prefered to artificial stratification 

Introducing the Quercus robur var. x Irtha Irtha English Oak - a fascinating cross between two distinct oak varieties. With resulting seedlings exhibiting traits of either parent or both, this tree promises to be a fun and exciting addition to your garden. The Q. robur species itself is a large deciduous tree, often cultivated for its ornamental value and used in forestry for its long-lasting and durable heartwood. Notably, it supports a high biodiversity of insect herbivores and provides valuable food for small mammals and birds.

The Quercus robur var. x Irtha Irtha English Oak boasts deep purple foliage upon emergence in the spring, which gradually turns green but retains a hint of red. Although a smaller specimen than the species, this tree can still reach a great size. However, as these are seeds from a grafted variety, it's important to note that the seedlings may not always be true to name.

If you're looking for a unique and intriguing addition to your garden, the Quercus robur var. x Irtha Irtha English Oak may just be the perfect choice. Explore the possibilities of this exciting hybrid and enjoy its ornamental and ecological benefits for years to come.

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269 NY-34 Locke NY 13092

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