Stand Alone Pages

Tuesday, July 2, 2019

Dying Twisted Myrtles


Q. Half of my twisted myrtles on the east side of my house are dead-looking with brown leaves. The same plants on the west side of the house are not showing the same condition. I checked the soil water levels with my water meter and they are plenty wet. Do you know what is wrong?

A. The plant is probably the ‘Boetica’ twisted myrtle. It’s native to the Mediterranean region where soils are a little bit “richer” than our Mojave Desert soils but should do well with occasional irrigation and good soil drainage. Think Rosemary, olive trees, star jasmine, Italian cypress, grapes, Spanish dagger, Bay Laurel and roses. These are not a true “desert plant” but will handle drier locations in the landscape during summer months. In fact, they like heat and sun a lot.
            I’m telling you this because irrigation and soil drainage, rather than exposure to sunlight, is extremely important to these plants. These plants do not like wet soils but prefer soils that drain well and are dry after irrigations. If soils are wet because of irrigation or poor drainage,  Mediterranean plants like this one will die from “root rot”. If using a soil moisture meter, irrigate again after the gauge registers about “five” after dropping from “10” immediately after an irrigation.
            

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