Changes to the landscape and pollution have harmed this vital ecosystem known as the ‘river of grass.’

The size of DNA cells between the biggest and smallest genomes varies by as much as 10,000 times.

Foxtails can hook onto your pet’s skin and may cause redness, swelling and infection.

Foxtails can hook onto your pet’s skin and may cause redness, swelling and infection.

When shrubs and trees replace grasses, spot fires spread. That makes wildfires more difficult to monitor, control, and suppress.

Rising temperatures mean longer, earlier pollen seasons, but a bigger problem is what more carbon dioxide will do to the amount of pollen being released.

Native plants help damaged landscapes by stabilizing soil, fighting invasive species and sheltering pollinators. Two horticulture experts explain what they’re doing to help develop new seed sources.

Plant care advice abounds on TikTok, Twitter, Instagram and YouTube – but not all of it is good. A plant expert debunks four common recommendations.