Your June Gardening Checklist

Happy June to all my fellow Northern Hemisphere gardeners!
We are coming up on the summer solstice, and for those of us in the northern hemisphere, the days are longer than at any time of the year. Our plants know and feel that, too, and they respond with enormous spurts of growth – and flowers galore! As gardeners, we have to support them, so they can be at their best. 

Here’s your June gardening checklist to keep everything thriving through the summer.

Video: June
Gardening Checklist

🌹 Feed Your Roses
and other Heavy Bloomers

Blooming takes a lot out of a plant, especially heavy bloomers like roses. While they’re generally low-maintenance, they really benefit from a good feed at this time of year. An organic granular feed will last for a few months—just make sure to follow the instructions.

If you prefer a lighter touch, a weekly dose of organic seaweed or all-purpose feed works beautifully. Top it off with a layer of compost or mulch around the base to help retain moisture and keep roots happy.

🧄 Snip Those Garlic Scapes

If you planted hardneck garlic and see those curly little shoots—those are garlic scapes. Left alone, they’ll flower, which can lead to smaller garlic bulbs.

Follow the stem of the scape down as far as you can and snip it off (without removing any leaves). Bonus: garlic scapes are delicious. My favorite way to use them? Chop them up and mix them into softened butter, then freeze it. It’s incredible on grilled veggies, steaks, or just slathered on fresh bread.

🌳 Don’t Forget the Trees

We all remember to water our veggies and flowers, but trees need love too—especially during dry summers.

Here in the Mountain West, I water my trees once a week, deeply. Early morning or late evening is best to reduce evaporation and give your trees a chance to soak up that moisture. Deep, infrequent watering between rainstorms keeps your trees healthy long-term.

🍅 Support Your Tomatoes

If you haven’t already, now is the time to trellis your tomatoes. There are tons of ways to do it, but one of the simplest is using twine tied to an overhead support. Anchor it with a landscaping staple and gently tie the plant as it grows.

I’ve also upcycled old bed frames—they work like a charm! Whatever method you choose, the keys are light and airflow. Keep those tomatoes supported and happy.

Learn more about my dreamy tomato setup here:

✂️ Deadhead for More Blooms

As your repeat bloomers, like roses, start to flush out with flowers, deadheading is the secret to extended blooming.

Cutting off spent flowers tells the plant to bloom again instead of going to seed. Just follow the stem down to the next full leaf and snip. That little action triggers a hormonal response that encourages more flowers—yes, it’s that easy!

🪴 Mind Your Pots

Outdoor potted plants dry out quickly, especially in the heat. Check them daily for signs of stress, and consider using ollas (unglazed clay watering vessels) in your pots to help keep the soil moist and cut back on constant watering.

Learn more about using ollas in your garden here:

☀️ Enjoy these Long Days

These long, golden evenings are made for relaxing in the garden, maybe even a little late-day weeding or harvesting. June is such a magical month—don’t forget to enjoy it!

If you have gardening questions, drop them in the comments—I’d love to help.

And if this post was helpful, don’t forget to subscribe to my Substack to stay in the loop.

Happy gardening! 🌿

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May Gardening Checklist