When to Feed Your Plants (2024)

You've found the proper site for your garden or containers, nurtured your young starts, and planted them in well-prepared, nutrient rich soil. Now all that's left to do is water, watch, and wait … or is there something else?

There is: Feeding!

Plants demand a steady supply of sunlight, moisture, and nutrients to thrive. They absorb sunlight through their foliage and draw moisture and nutrients from the soil through their roots.

You'd never not water your garden, and you should feel the same way about feeding. As the soil becomes depleted, you need to add fertilizer, also known as plant food, to replace the lost nutrients your growing plants continue to need.

Properly fed plants develop stronger, more efficient roots. They also grow to become more robust, more beautiful, and more productive than those that aren't fed. These tips will help you know when to fertilize plants in your garden or containers—but you'll still want to read and follow the directions on the plant food label.

  • Start in Springtime
  • Choose Your Feeding Style
  • Feed Regularly (Even in Summer)
  • Consider Plant Food "Flavors"
  • Watch for Signs of Hungry Plants
  • Don't Feed the Weeds

Start in Springtime

Nutrient-rich soil helps plants put down healthy roots. Prepare your garden or containers in early spring (but after the last frost) withMiracle-Gro® All Purpose Garden SoilorMiracle-Gro® Potting Mix. Both contain continuous-release plant food to give your vegetables, herbs, and flowers a strong start—plus their first serving of vital nutrients, directly at their roots.

Already-established perennial flowers and herbs also need plant food as they begin to emerge at the start of the growing season. Lightly work a granular fertilizer, likeMiracle-Gro® Shake 'n Feed® All Purpose Plant Food, into the surface soil around each plant base, being careful not to disturb the roots or new growth, then water thoroughly to release the nutrients into the soil.

Choose Your Feeding Style

When picking a plant food, you've got some choices.

  • If you prefer to feed instantly and while you water, choose a water-soluble fertilizer likeMiracle-Gro® Water Soluble All Purpose Plant Food. Measure and mix it directly into your watering can and pour the solution around the bases of your plants, or use with your hose in a sprayer (like theMiracle-Gro® Garden Feeder) for larger areas. Plan to feed every 7 to 14 days.
  • Choose continuous-release plant granules, likeMiracle-Gro® Shake 'n Feed® All Purpose Plant Food, for less frequent feeding. Sprinkle the easy-to-use, dry granules onto the soil surface, gently rake them into the top few inches of soil, then water thoroughly to start the feeding process.

Feed Regularly (Even in Summer)

Plants experience a burst of early growth when they're first planted. Many plant types also have growth spurts in the early or mid-summer, so it's important to replenish nutrients throughout the growing season. After all, you're looking to coax your plants into growing their best and producing the biggest blooms and harvest, right? Annual vegetables and flowers respond especially well to continuous-release feeding that reaches deep down to their roots, promoting bigger, more productive plants.

Consider Plant Food "Flavors"

While all plants will gobble up nutrients from the soil, different varieties require different nutrient balances. Nitrogen grows green leaves and stems. Phosphorus promotes strong roots and abundant, colorful flowers. Potassium helps plants protect themselves from disease, drought, and other stressors. So, while all-purpose plant food is a solid choice if you grow a mix of plant types, consider tailoring your choice if you're all about veggie gardening or prefer to surround yourself with flowers.

  • Tomatoes, squash, peppers, cucumbers, and other vegetables (and herbs!) will thrive when they're fed every 7 to 14 days with. For continuous-release feedings that last up to 3 months, choose.
  • Promote colorful, abundant flowers in your annuals and perennials by feeding themMiracle-Gro® Water Soluble Bloom Booster® Flower Foodevery 7 to 14 days, orevery 3 months during the growing season. Both help flowering plants develop strong roots and more vibrant blooms (vs. unfed).

Watch for Signs of Hungry Plants

When the soil is short on nutrients, you'll see it in your plants. Keep an eye out for warning signs like pale or yellowing foliage, fewer flowers or slower growth than usual, or droopy, limp, weak stems. If you've been watering regularly (but not too much!) and haven't had problems with insects or disease, chances are your plants probably need feeding.

Don't Feed the Weeds!

If you let them, weeds will compete with the plants you actually like for moisture and nutrients. Pull weeds before you fertilize, and concentrate plant food around the bases of your plants, to keep nutrients where they're needed most. Be sure to continue to check for weeds regularly throughout the growing season, pulling ‘em whenever you see ‘em.

Here's one final tip: Keep plant food in an easy-to-see place—like next to your gardening tools—to help keep feeding top-of-mind. (Keep it out of reach of little ones, though!) You can also set reminders on your smartphone. Then, when the time is right, head on out and feed those plants!

When to Feed Your Plants (2024)

FAQs

When to feed your plants? ›

Tip 1: Spring is the best time to start fertilizing plants because that's when they are starting to actively grow. Plants that grow faster should be fertilized more often than plants that grow slowly, like a cactus, or are dormant (i.e., most plants in winter.)

How often should you feed your house plants? ›

When to Apply Fertilizer. Give your plants a feeding every two to three weeks from the end of March to the middle of September, and don't fertilize after that. "It's good to give the plants a little rest," says Hillman.

What time of day do plants absorb nutrients? ›

The root hairs present on roots are essential for the uptake of nutrients. Plants absorb nutrients throughout the day, all day and night and irrespective of whether light is present or absent.

When to fertilize tropical plants? ›

More fertilizer is needed in the warm, wet season and less fertilizer is needed in the dry, cool months. A standard fertilizer program would apply fertilizer three times a year. Applications should be done in late May or early June, just as the summer rains begin.

What is the feeding schedule for plants? ›

Feed frequency: As a rule-of-thumb, generally feed once per day, or once every other day. To determine if plants are ready for feeding, lift the pot (or slab) to check if it feels light. Alternatively: For soil, only feed once the soil feels dry up to about 1 inch (25mm) below its surface.

How do I feed my plants? ›

Lightly work a granular fertilizer, like Miracle-Gro® Shake 'n Feed® All Purpose Plant Food, into the surface soil around each plant base, being careful not to disturb the roots or new growth, then water thoroughly to release the nutrients into the soil.

Should you feed plants at night? ›

At night they only uptake water. If you must feed plants – and I do say if you must – ONLY feed plants in the morning. Plants do take up nutrients at night – foliar fertilizing in the evening can be very useful. But yes, I like morning fertilizing, too, and that's when I often tend to do it.

Do plants drink more water at night? ›

Plants take up water at night, but at a much slower rate than during the day.

What time of day do plants drink the most water? ›

The best time to water outdoor plants is in the morning when temperatures are usually cooler. This gives the plants time to absorb the water so they can get through a long, hot day. The second-best time is late in the afternoon or early in the evening. Try not to water at night.

What time of day should I fertilize plants? ›

Always follow the manufacturers recommended rates and application methods. Fertilize outdoor plants in the coolest part of the day, such as early morning or late evening, especially in hot summer weather. Always water in fertilizers well to distribute nutrients throughout the soil profile and to prevent burning.

Is it OK to fertilize plants when it's hot? ›

General tips. Avoid applying fertilizers when plants are dormant or under heat and drought stress. Fertilizers should be incorporated into the soil to prevent losses. If you cannot physically incorporate a fertilizer at this point in the season, it may be best to stick with a water-soluble fertilizer.

Can you fertilize plants too early? ›

You can stimulate growth at the wrong time, when the plant should be going dormant. The nutrients might be lost or utilized by plants you don't want (weeds). With tomatoes if you fertilize too early you stimulate vegetative growth rather than production of tomatoes.

How do you know when a plant needs fertilizer? ›

Light green foliage and yellowing mature foliage can be a sign that a plant needs nitrogen. Chlorosis (light green leaves with dark green veins) can be a signal that a plant needs potassium. If older leaves are turning purple at the base and other leaves are dull, dark-green, there could be a deficiency of phosphorous.

Should you feed plants before or after rain? ›

Too much rain could wash away the fertilizer before it has a chance to soak into the soil, so plan to fertilize several days before a heavy rain arrives or several days later.

Should I feed my plants every time I water? ›

Always Give Nutrients

However, if growing in an inert medium like coco, which does not naturally contain any nutrients, giving nutrients every watering can help plants grow a bit faster while helping prevent the appearance of nutrient deficiencies.

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