May is the month most gardeners underestimate.
The planting is done, things are starting to grow, and it feels like the hard work is behind you. But what happens in May sets up how your pollinator garden performs for the next four months. The two things that matter most right now are watering and mulch. Get those right and your plants will carry bees and butterflies through July and August. Get them wrong and you will spend the whole summer trying to recover plants that never quite got their footing.
Here is what to do and why it works.
Water Deep, Not Often
The single most common watering mistake in a pollinator garden is watering too shallow and too often. A light daily spray keeps moisture near the surface. The roots follow the water. They stay shallow. And a shallow-rooted plant in summer heat is one dry week away from struggling.
The goal is to push water down, not just wet the top few inches. Water the soil to a depth of at least 18 inches. This encourages roots to grow outward and downward, creating an extensive root system essential for stability and drought resistance. Native West Nursery
For most native pollinator plants, that means a deep, slow soak once or twice a week rather than a light watering every day. Let the soil dry out a little between waterings. That drying cycle is what sends the roots deeper, searching for moisture. Those deeper roots are what keep plants standing when August gets brutal.
If you are watering by hand, slow is better than fast. Let the water percolate down rather than run off the surface. A soaker hose or drip line does this well. A hard spray from a hose nozzle usually does not.
Water in the Morning
Timing matters too. Water plants in the early morning to reduce evaporation and keep water off leaves to reduce disease. Evening watering leaves moisture sitting on foliage overnight, which invites fungal problems. Midday watering in full sun loses a lot of water to evaporation before it even reaches the roots. Morning is the window. It is not complicated but it makes a real difference over a whole season.
Get Mulch Down Now
If your pollinator garden does not have mulch on it heading into summer, now is the time to change that. Mulch does three things that matter during summer heat.
It holds moisture. Maintaining 2 to 4 inches of organic mulch keeps the soil cool, promotes root growth, and curbs soil moisture loss. That layer between the sun and the soil is doing real work every hot day.
It suppresses weeds. Weeds compete directly with your pollinator plants for water and nutrients. A good layer of mulch blocks sunlight from reaching weed seeds and slows germination significantly. Fewer weeds means more of what you put in the ground actually gets to drink.
It buffers soil temperature. On a 95-degree afternoon, bare soil heats up fast. Mulched soil stays cooler. That cooler root zone keeps plants from stressing out during the hottest stretches of the season.
How to Apply It
Spread 2 to 4 inches of organic mulch around your plants. Shredded leaves, wood chips, and bark all work well. Avoid piling mulch against plant stems, commonly known as the mulch volcano effect, to prevent root girdling and moisture-related problems. Keep it a few inches back from the base of each plant so air can still move around the crown.
Apply it after a good watering so you are locking in moisture rather than mulching dry soil. If you mulch dry ground first, you are just making it harder for rain or irrigation to get through later.
First-Year Plants Need Extra Attention
If you put new native plants in the ground this spring, they are still building their root systems. They need more consistent moisture than established plants right now. Check the soil an inch or two below the surface every few days. If it feels dry at that depth, water it. Even the hardiest plants need to do the work to become established, and for native varieties, that can take a full season or more. The mulch layer helps bridge the gap while those roots get settled in.
Once a native plant is established, the story changes. Most native pollinator plants are genuinely low-maintenance after their first season. The deep root systems they build handle drought on their own. That is the whole point of planting natives for a pollinator garden. You do the work upfront in year one. The plant does most of the work from year two on.
The Payoff
A pollinator garden that goes into summer with deep roots and good mulch coverage stays active longer into the season. The plants bloom longer. The bees and butterflies have food through the hottest months when other gardens are struggling. And you spend less time at the end of a hose trying to save plants that got cooked in a heat wave.
This is part of the mission. We are not just trying to grow pretty flowers. We are trying to build gardens that actually work for pollinators from spring all the way through fall. Water and mulch are how you make that happen.
We carry wildflower seed mixes and pollinator garden products to help you get there.
Here is a link where you can view our current flower seed products. CAMAS POLLINATOR SUPPLY
What does your watering setup look like this year? Drop it in the comments. We love hearing how everyone is approaching the season out there.
We are grateful for each one of you who is part of this mission.