Aphids!

Aphids!

I'm in San Francisco (Zone 10, I think?) and my rosebush is crawling with aphids. What's a good aphid killer that is safe for the environment? Thank you!
Cobaea scandens

Cobaea scandens

Sweet Autumn Clematis

Sweet Autumn Clematis

Greetings from Your Friends at This Old House

Greetings from Your Friends at This Old House

plant ID, please

plant ID, please

Dahlias Blooming! Long Entry (sorry gardening gets me excited lately)

Dahlias Blooming! Long Entry (sorry gardening gets me excited lately)

flowering almond problem

flowering almond problem