Acanthus oak leaf growth and care

Acanthus Oak leaves are herbaceous perennial plants native to the Mediterranean, making for striking architectural crops. However, they’re also intrusive garden ‘thugs’ with vicious prickles even on the flower spikes.

As a result, people frequently place them in dark places, garbage dumps, or even hide something unsightly. It’s perhaps a little unjust, but it’s unquestionably justified. It’s what you need to keep an intruder away from your yard’s edge.

Acanthus oak leaf

Mostly, the Oak Leaf Acanthus leaves are a lovely green color. They have such a simple setup in their leaves, in specific. The Acanthus Mollis’ Oak Leaf’ leaves should be about 6 inches in length.

This perennial plant is well-known for its minimal maintenance and fast development, and its green-colored foliage will undoubtedly brighten up your home or garden. However, it will only thrive if you know how to care for it properly.

Fortunately, we’ll go over all of this Oak Leaf Acanthus Guide. So let’s get started.

How to care for the plant

Acanthus oak leaf


In light and exposure, the Acanthus necessitates partial shade to filtered sun to thrive in the right environment. Most professionals believe that as long as you’ve got this perennial plant in partial to full sun, it will thrive and grow adequately.

It’s recommended placing the Acanthus Mollis’ Oak Leaf’ in little to partial shade; just 2-6 hours of direct sunshine each day, to full and direct sunlight; over 6 hours of direct sun every day.


The Acanthus needs constant watering to improve fruit yield, but excessive water could be an issue as a scenery plant. The plant is difficult to take care of when it comes to watering. It has complex watering needs and a schedule to be watered fairly regularly. As a result, it is regarded as a crop with fairly average water requirements.


Cut off dried flowers as they drop dead to encourage the growth of fresh buds. The Oakleaf will seed and sow the next spring once you leave them alone.

When the leaf wilts away during fall, cut way back as small as possible in November and safeguard the plant’s foot with dried leaves mulch, for example. It’s acceptable to leave the Acanthus alone in regions with moderate climates with no protection.


Make sure to keep the Oak Leaf in well-draining land as a general rule, as this will ensure the best growth environment for your plant.

When you think about it, that’s why one should select soil with moist properties and good drainage so that you should maintain proper humidity levels at all times.

However, the best way to determine how much water the Acanthus needs is to use the ‘thumb’ method.

You put your fingers inside the soil and decide whether it requires water based on whether it feels dry or moist. That’s the most effective way to ensure adequate moisture for your leafy companion.


One can use water-soluble, rapid-release byproducts, temperature-regulated gradual-release fertilizers, and natural fertilizers like fish emulsion to fertilize perennials and annuals.

Water-based fertilizers are applied every two weeks or as directed on the tag during the growth period. Controlled-release fertilizers are usually only worked into the soil once in the growth period or according to the tag directions.

Obey the instructions on the label for natural manure like fish emulsion since they may differ by product.

Soil type

The Acanthus chooses soil with proper drainage and wet properties all the time, which is why you require a soil mix of sand, loam and, chalk.

That’s why most scholars believe that Acanthus prefers clay, sand, loam, and shallow rough soil, providing the ideal growing conditions.

Specialist gardeners also suggest getting alkaline, neutral, or acid soil.


Although it’s tough to fathom anyone wishing to let the plant expand any further than it already has, the root systems will reshoot once dug up and sliced up into any magnitude. It thrives in various conditions, including poor and rich soils, shade, and full sun.

According to the published sources, it should be grown on a ‘spacious’ border. It’s recommended to start it at a landfill, where its intrusiveness will cause no actual damage. Yearly, slash it and revel in the fulfilment!

Alternatively, if you prefer to use a ‘Poldark’ scythe, make sure you’re dressed appropriately!

Related Article: Acanthus Mollis Growth and Care Guide