Ross Penhallegon

Retired

Content

Content by Ross Penhallegon

Keep lilacs healthy and blooming with regular pruning

A little annual care keeps the shrubs fragrant and thriving for decades.

Jun 13, 2023 | News story

How to grow cilantro for leaves — or coriander seeds

Cool weather planting helps delay bolting and extend cilantro harvest.

Apr 6, 2023 | News story

Festive plants: Which are safe to give as gifts?

P: I love gifting poinsettia flowers to my friends and family during the holiday time, but it has come to my attention that they may be toxic. Could you let me know which plants are unsafe for gifting to homes with pets?

R: View answer | View all featured questions

What are apple tree burls?

P: I have a Gala apple tree, around 5 years old. It is a good producer and appears to be in good health, but as you know, requires lots of attention... spraying, etc. I had some apple scab problems with it for the last...

R: View answer | View all featured questions