August Tips for nw gardeners



Your plants need water to thrive, especially annuals and those newly planted. Containers are especially vulnerable to drying out in hot summer weather and may need to be watered daily, depending on their size.

Learn more about the Best Watering Practices for Your Northwest Garden or check out these 7 Water-Wise Tips.



Battling powdery mildew? It's very common here in the PNW, but you can control it. Read more here.

Be sure you are harvesting your vegetables and fruit regularly! Summer vegetables will produce more if picked at least 2-3 times per week. 

If you notice your leafy greens have "bolted" (put up a flower stalk with flowers) you can either pull the plant or leave the flowers for pollinators. Some leafy greens, such as arugula, will reseed themselves this way and you will have fresh plants for early fall!

Check our blog category Edible Gardening for helpful posts about all things edible.


Summer is a good time to fertilize your actively growing indoor plants with a fertilizer formulated specifically for them. Be sure to follow the directions on the product label for best results.

Learn more about the Proper Care and Feeding of Indoor Plants.




In summer, lawns need approximately 1" of irrigation per week to stay green and healthy!

If you plan to let your lawn go dormant, water about once a month to keep it from dying back completely. Also, try to stay off dormant lawns as much as possible and do not mow them.



Plant Care Library

At Swansons, we’re dedicated to growing the smartest, hippest, and healthiest gardeners in the Pacific Northwest. Below is a library filled with pages on what we grow in Seattle. Just remember, we were all novices once, and no one knows it all. So enjoy, keep learning, and happy gardening!

Looking for more Pacific Northwest gardening resources? Here is a list of our community partners.