Cool Summer Tomato Flowering: Pinch or Wait?

Introduction

Cool nights delay tomato growth; flowers appear before plant is large.

Night Temperatures More Critical Than Day

Nights below 60°F prevent fruit set.

Flowers Drop If Too Cool

Natural abortion if conditions unsuitable.

No Need to Pinch

Plants will grow when warmth arrives.

Conclusion

Don't pinch cool-weather flowers; they'll drop or set when nights warm.